./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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 ../sv-benchmarks/c/eca-rers2012/Problem11_label27.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 329b62119899956f20f7fc81c7bf6854f20a1d11 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-19 23:12:29,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 23:12:29,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 23:12:29,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 23:12:29,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 23:12:29,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 23:12:29,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 23:12:29,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 23:12:29,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 23:12:29,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 23:12:29,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 23:12:29,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 23:12:29,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 23:12:29,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 23:12:29,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 23:12:29,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 23:12:29,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 23:12:29,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 23:12:29,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 23:12:29,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 23:12:29,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 23:12:29,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 23:12:29,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 23:12:29,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 23:12:29,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 23:12:29,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 23:12:29,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 23:12:29,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 23:12:29,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 23:12:29,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 23:12:29,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 23:12:29,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 23:12:29,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 23:12:29,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 23:12:29,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 23:12:29,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 23:12:29,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 23:12:29,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 23:12:29,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 23:12:29,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 23:12:29,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 23:12:29,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 23:12:29,819 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 23:12:29,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 23:12:29,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 23:12:29,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 23:12:29,822 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 23:12:29,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 23:12:29,822 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 23:12:29,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 23:12:29,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 23:12:29,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 23:12:29,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 23:12:29,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 23:12:29,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 23:12:29,825 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 23:12:29,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 23:12:29,825 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 23:12:29,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 23:12:29,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 23:12:29,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 23:12:29,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 23:12:29,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 23:12:29,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 23:12:29,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 23:12:29,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 23:12:29,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 23:12:29,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 23:12:29,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 23:12:29,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 23:12:29,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 23:12:29,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(reach_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 -> 329b62119899956f20f7fc81c7bf6854f20a1d11 [2020-10-19 23:12:30,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 23:12:30,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 23:12:30,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 23:12:30,056 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 23:12:30,057 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 23:12:30,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2020-10-19 23:12:30,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcea1b902/f762ca55c3354dc99ebded0caad38985/FLAG1b2a41f87 [2020-10-19 23:12:30,857 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 23:12:30,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2020-10-19 23:12:30,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcea1b902/f762ca55c3354dc99ebded0caad38985/FLAG1b2a41f87 [2020-10-19 23:12:31,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcea1b902/f762ca55c3354dc99ebded0caad38985 [2020-10-19 23:12:31,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 23:12:31,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 23:12:31,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 23:12:31,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 23:12:31,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 23:12:31,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:12:31" (1/1) ... [2020-10-19 23:12:31,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b002591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:31, skipping insertion in model container [2020-10-19 23:12:31,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 11:12:31" (1/1) ... [2020-10-19 23:12:31,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 23:12:31,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 23:12:31,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:12:31,909 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 23:12:32,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 23:12:32,154 INFO L208 MainTranslator]: Completed translation [2020-10-19 23:12:32,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32 WrapperNode [2020-10-19 23:12:32,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 23:12:32,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 23:12:32,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 23:12:32,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 23:12:32,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 23:12:32,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 23:12:32,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 23:12:32,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 23:12:32,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (1/1) ... [2020-10-19 23:12:32,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 23:12:32,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 23:12:32,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 23:12:32,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 23:12:32,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (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 [2020-10-19 23:12:32,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 23:12:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 23:12:32,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 23:12:32,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 23:12:34,762 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 23:12:34,762 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 23:12:34,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:12:34 BoogieIcfgContainer [2020-10-19 23:12:34,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 23:12:34,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 23:12:34,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 23:12:34,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 23:12:34,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 11:12:31" (1/3) ... [2020-10-19 23:12:34,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56818e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:12:34, skipping insertion in model container [2020-10-19 23:12:34,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 11:12:32" (2/3) ... [2020-10-19 23:12:34,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56818e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 11:12:34, skipping insertion in model container [2020-10-19 23:12:34,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:12:34" (3/3) ... [2020-10-19 23:12:34,774 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label27.c [2020-10-19 23:12:34,788 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 23:12:34,798 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 23:12:34,815 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 23:12:34,845 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 23:12:34,845 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 23:12:34,845 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 23:12:34,845 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 23:12:34,846 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 23:12:34,846 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 23:12:34,846 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 23:12:34,846 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 23:12:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-10-19 23:12:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-19 23:12:34,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:34,879 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:34,880 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:34,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:34,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1824112922, now seen corresponding path program 1 times [2020-10-19 23:12:34,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:34,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627133967] [2020-10-19 23:12:34,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:35,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:35,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627133967] [2020-10-19 23:12:35,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:35,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:35,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17797825] [2020-10-19 23:12:35,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:35,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:35,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:35,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:35,239 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-10-19 23:12:36,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:36,770 INFO L93 Difference]: Finished difference Result 777 states and 1364 transitions. [2020-10-19 23:12:36,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:36,773 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2020-10-19 23:12:36,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:36,806 INFO L225 Difference]: With dead ends: 777 [2020-10-19 23:12:36,806 INFO L226 Difference]: Without dead ends: 413 [2020-10-19 23:12:36,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:36,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-19 23:12:36,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-10-19 23:12:36,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-10-19 23:12:36,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-10-19 23:12:36,897 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 42 [2020-10-19 23:12:36,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:36,898 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-10-19 23:12:36,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:36,898 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-10-19 23:12:36,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-19 23:12:36,903 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:36,904 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:36,904 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 23:12:36,904 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:36,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:36,905 INFO L82 PathProgramCache]: Analyzing trace with hash 2029053810, now seen corresponding path program 1 times [2020-10-19 23:12:36,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:36,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092431224] [2020-10-19 23:12:36,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:37,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092431224] [2020-10-19 23:12:37,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:37,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:37,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144275396] [2020-10-19 23:12:37,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:37,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:37,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:37,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:37,096 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-10-19 23:12:38,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:38,271 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-10-19 23:12:38,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:38,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2020-10-19 23:12:38,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:38,277 INFO L225 Difference]: With dead ends: 1209 [2020-10-19 23:12:38,278 INFO L226 Difference]: Without dead ends: 800 [2020-10-19 23:12:38,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:38,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-10-19 23:12:38,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-10-19 23:12:38,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-10-19 23:12:38,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2020-10-19 23:12:38,336 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 110 [2020-10-19 23:12:38,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:38,337 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2020-10-19 23:12:38,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:38,337 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2020-10-19 23:12:38,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-19 23:12:38,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:38,342 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:38,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 23:12:38,342 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:38,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:38,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1536125325, now seen corresponding path program 1 times [2020-10-19 23:12:38,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:38,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641628002] [2020-10-19 23:12:38,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:38,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641628002] [2020-10-19 23:12:38,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:38,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:38,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700998323] [2020-10-19 23:12:38,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:38,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:38,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:38,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:38,523 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand 3 states. [2020-10-19 23:12:39,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:39,603 INFO L93 Difference]: Finished difference Result 1941 states and 2628 transitions. [2020-10-19 23:12:39,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:39,604 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2020-10-19 23:12:39,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:39,612 INFO L225 Difference]: With dead ends: 1941 [2020-10-19 23:12:39,613 INFO L226 Difference]: Without dead ends: 1156 [2020-10-19 23:12:39,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:39,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-10-19 23:12:39,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-10-19 23:12:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-10-19 23:12:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2020-10-19 23:12:39,648 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 112 [2020-10-19 23:12:39,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:39,649 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2020-10-19 23:12:39,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2020-10-19 23:12:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-19 23:12:39,658 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:39,658 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:39,659 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 23:12:39,659 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:39,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:39,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1470961994, now seen corresponding path program 1 times [2020-10-19 23:12:39,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:39,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106114587] [2020-10-19 23:12:39,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:40,226 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-19 23:12:40,227 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106114587] [2020-10-19 23:12:40,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:40,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 23:12:40,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375959162] [2020-10-19 23:12:40,228 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:40,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:40,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:40,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:40,229 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand 3 states. [2020-10-19 23:12:41,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:41,416 INFO L93 Difference]: Finished difference Result 3056 states and 3914 transitions. [2020-10-19 23:12:41,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:41,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2020-10-19 23:12:41,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:41,429 INFO L225 Difference]: With dead ends: 3056 [2020-10-19 23:12:41,429 INFO L226 Difference]: Without dead ends: 1902 [2020-10-19 23:12:41,432 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:41,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1902 states. [2020-10-19 23:12:41,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1902 to 1901. [2020-10-19 23:12:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1901 states. [2020-10-19 23:12:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1901 states and 2318 transitions. [2020-10-19 23:12:41,477 INFO L78 Accepts]: Start accepts. Automaton has 1901 states and 2318 transitions. Word has length 154 [2020-10-19 23:12:41,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:41,479 INFO L481 AbstractCegarLoop]: Abstraction has 1901 states and 2318 transitions. [2020-10-19 23:12:41,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2318 transitions. [2020-10-19 23:12:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-19 23:12:41,484 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:41,484 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:41,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 23:12:41,485 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:41,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:41,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1081466449, now seen corresponding path program 1 times [2020-10-19 23:12:41,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:41,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999952252] [2020-10-19 23:12:41,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:41,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999952252] [2020-10-19 23:12:41,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:41,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:41,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631308219] [2020-10-19 23:12:41,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:41,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:41,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:41,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:41,618 INFO L87 Difference]: Start difference. First operand 1901 states and 2318 transitions. Second operand 3 states. [2020-10-19 23:12:42,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:42,765 INFO L93 Difference]: Finished difference Result 4382 states and 5509 transitions. [2020-10-19 23:12:42,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:42,766 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2020-10-19 23:12:42,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:42,780 INFO L225 Difference]: With dead ends: 4382 [2020-10-19 23:12:42,780 INFO L226 Difference]: Without dead ends: 2667 [2020-10-19 23:12:42,783 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:42,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2020-10-19 23:12:42,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2664. [2020-10-19 23:12:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-10-19 23:12:42,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3289 transitions. [2020-10-19 23:12:42,846 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3289 transitions. Word has length 169 [2020-10-19 23:12:42,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:42,848 INFO L481 AbstractCegarLoop]: Abstraction has 2664 states and 3289 transitions. [2020-10-19 23:12:42,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3289 transitions. [2020-10-19 23:12:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-19 23:12:42,855 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:42,855 INFO L422 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:42,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 23:12:42,856 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:42,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:42,856 INFO L82 PathProgramCache]: Analyzing trace with hash 938609193, now seen corresponding path program 1 times [2020-10-19 23:12:42,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:42,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100853534] [2020-10-19 23:12:42,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-19 23:12:43,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100853534] [2020-10-19 23:12:43,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:43,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:43,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718263845] [2020-10-19 23:12:43,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:43,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:43,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:43,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:43,096 INFO L87 Difference]: Start difference. First operand 2664 states and 3289 transitions. Second operand 3 states. [2020-10-19 23:12:44,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:44,652 INFO L93 Difference]: Finished difference Result 6261 states and 7859 transitions. [2020-10-19 23:12:44,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:44,654 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 224 [2020-10-19 23:12:44,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:44,679 INFO L225 Difference]: With dead ends: 6261 [2020-10-19 23:12:44,679 INFO L226 Difference]: Without dead ends: 3783 [2020-10-19 23:12:44,684 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:44,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3783 states. [2020-10-19 23:12:44,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3783 to 3585. [2020-10-19 23:12:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3585 states. [2020-10-19 23:12:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3585 states and 4348 transitions. [2020-10-19 23:12:44,801 INFO L78 Accepts]: Start accepts. Automaton has 3585 states and 4348 transitions. Word has length 224 [2020-10-19 23:12:44,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:44,806 INFO L481 AbstractCegarLoop]: Abstraction has 3585 states and 4348 transitions. [2020-10-19 23:12:44,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:44,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3585 states and 4348 transitions. [2020-10-19 23:12:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-10-19 23:12:44,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:44,813 INFO L422 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:44,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 23:12:44,813 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:44,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:44,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1672252550, now seen corresponding path program 1 times [2020-10-19 23:12:44,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:44,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460148502] [2020-10-19 23:12:44,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:45,007 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-19 23:12:45,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460148502] [2020-10-19 23:12:45,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:45,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:45,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895046273] [2020-10-19 23:12:45,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:45,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:45,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:45,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:45,010 INFO L87 Difference]: Start difference. First operand 3585 states and 4348 transitions. Second operand 3 states. [2020-10-19 23:12:46,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:46,368 INFO L93 Difference]: Finished difference Result 8283 states and 10137 transitions. [2020-10-19 23:12:46,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:46,369 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2020-10-19 23:12:46,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:46,392 INFO L225 Difference]: With dead ends: 8283 [2020-10-19 23:12:46,392 INFO L226 Difference]: Without dead ends: 4700 [2020-10-19 23:12:46,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:46,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4700 states. [2020-10-19 23:12:46,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4700 to 4690. [2020-10-19 23:12:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4690 states. [2020-10-19 23:12:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4690 states to 4690 states and 5602 transitions. [2020-10-19 23:12:46,514 INFO L78 Accepts]: Start accepts. Automaton has 4690 states and 5602 transitions. Word has length 230 [2020-10-19 23:12:46,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:46,514 INFO L481 AbstractCegarLoop]: Abstraction has 4690 states and 5602 transitions. [2020-10-19 23:12:46,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:46,514 INFO L276 IsEmpty]: Start isEmpty. Operand 4690 states and 5602 transitions. [2020-10-19 23:12:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-10-19 23:12:46,522 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:46,522 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-19 23:12:46,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 23:12:46,523 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:46,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:46,523 INFO L82 PathProgramCache]: Analyzing trace with hash 991130921, now seen corresponding path program 1 times [2020-10-19 23:12:46,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:46,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066107517] [2020-10-19 23:12:46,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-19 23:12:46,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066107517] [2020-10-19 23:12:46,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:46,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:46,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273517142] [2020-10-19 23:12:46,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:46,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:46,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:46,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:46,772 INFO L87 Difference]: Start difference. First operand 4690 states and 5602 transitions. Second operand 3 states. [2020-10-19 23:12:48,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:48,349 INFO L93 Difference]: Finished difference Result 9396 states and 11234 transitions. [2020-10-19 23:12:48,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:48,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 301 [2020-10-19 23:12:48,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:48,375 INFO L225 Difference]: With dead ends: 9396 [2020-10-19 23:12:48,375 INFO L226 Difference]: Without dead ends: 4708 [2020-10-19 23:12:48,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:48,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4708 states. [2020-10-19 23:12:48,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4708 to 4322. [2020-10-19 23:12:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4322 states. [2020-10-19 23:12:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 4322 states and 5036 transitions. [2020-10-19 23:12:48,472 INFO L78 Accepts]: Start accepts. Automaton has 4322 states and 5036 transitions. Word has length 301 [2020-10-19 23:12:48,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:48,473 INFO L481 AbstractCegarLoop]: Abstraction has 4322 states and 5036 transitions. [2020-10-19 23:12:48,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 4322 states and 5036 transitions. [2020-10-19 23:12:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-10-19 23:12:48,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:48,481 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-19 23:12:48,481 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 23:12:48,481 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:48,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:48,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1017949283, now seen corresponding path program 1 times [2020-10-19 23:12:48,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:48,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293149238] [2020-10-19 23:12:48,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-19 23:12:48,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293149238] [2020-10-19 23:12:48,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:48,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:48,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898554033] [2020-10-19 23:12:48,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:48,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:48,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:48,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:48,702 INFO L87 Difference]: Start difference. First operand 4322 states and 5036 transitions. Second operand 3 states. [2020-10-19 23:12:49,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:49,772 INFO L93 Difference]: Finished difference Result 8244 states and 9617 transitions. [2020-10-19 23:12:49,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:49,773 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 302 [2020-10-19 23:12:49,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:49,790 INFO L225 Difference]: With dead ends: 8244 [2020-10-19 23:12:49,791 INFO L226 Difference]: Without dead ends: 3924 [2020-10-19 23:12:49,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:49,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3924 states. [2020-10-19 23:12:49,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3924 to 3922. [2020-10-19 23:12:49,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3922 states. [2020-10-19 23:12:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 3922 states and 4405 transitions. [2020-10-19 23:12:50,076 INFO L78 Accepts]: Start accepts. Automaton has 3922 states and 4405 transitions. Word has length 302 [2020-10-19 23:12:50,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:50,077 INFO L481 AbstractCegarLoop]: Abstraction has 3922 states and 4405 transitions. [2020-10-19 23:12:50,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:50,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3922 states and 4405 transitions. [2020-10-19 23:12:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-10-19 23:12:50,084 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:50,085 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-19 23:12:50,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 23:12:50,085 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:50,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:50,086 INFO L82 PathProgramCache]: Analyzing trace with hash -175719132, now seen corresponding path program 1 times [2020-10-19 23:12:50,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:50,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115933496] [2020-10-19 23:12:50,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-10-19 23:12:50,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115933496] [2020-10-19 23:12:50,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:50,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:50,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209753109] [2020-10-19 23:12:50,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:12:50,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:50,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:12:50,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:50,300 INFO L87 Difference]: Start difference. First operand 3922 states and 4405 transitions. Second operand 3 states. [2020-10-19 23:12:51,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:51,364 INFO L93 Difference]: Finished difference Result 8761 states and 9836 transitions. [2020-10-19 23:12:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:12:51,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 307 [2020-10-19 23:12:51,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:51,404 INFO L225 Difference]: With dead ends: 8761 [2020-10-19 23:12:51,405 INFO L226 Difference]: Without dead ends: 4841 [2020-10-19 23:12:51,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:12:51,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2020-10-19 23:12:51,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 2996. [2020-10-19 23:12:51,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2996 states. [2020-10-19 23:12:51,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2996 states and 3387 transitions. [2020-10-19 23:12:51,519 INFO L78 Accepts]: Start accepts. Automaton has 2996 states and 3387 transitions. Word has length 307 [2020-10-19 23:12:51,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:51,520 INFO L481 AbstractCegarLoop]: Abstraction has 2996 states and 3387 transitions. [2020-10-19 23:12:51,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:12:51,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3387 transitions. [2020-10-19 23:12:51,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2020-10-19 23:12:51,537 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:51,538 INFO L422 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-19 23:12:51,538 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 23:12:51,538 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:51,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:51,539 INFO L82 PathProgramCache]: Analyzing trace with hash 329413700, now seen corresponding path program 1 times [2020-10-19 23:12:51,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:51,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392684102] [2020-10-19 23:12:51,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 23:12:52,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392684102] [2020-10-19 23:12:52,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:52,025 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-19 23:12:52,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536679657] [2020-10-19 23:12:52,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:12:52,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:52,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:12:52,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:52,028 INFO L87 Difference]: Start difference. First operand 2996 states and 3387 transitions. Second operand 4 states. [2020-10-19 23:12:54,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:54,322 INFO L93 Difference]: Finished difference Result 8207 states and 9318 transitions. [2020-10-19 23:12:54,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:12:54,330 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 347 [2020-10-19 23:12:54,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:54,341 INFO L225 Difference]: With dead ends: 8207 [2020-10-19 23:12:54,341 INFO L226 Difference]: Without dead ends: 5213 [2020-10-19 23:12:54,346 INFO L677 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 [2020-10-19 23:12:54,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5213 states. [2020-10-19 23:12:54,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5213 to 3732. [2020-10-19 23:12:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3732 states. [2020-10-19 23:12:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3732 states and 4219 transitions. [2020-10-19 23:12:54,403 INFO L78 Accepts]: Start accepts. Automaton has 3732 states and 4219 transitions. Word has length 347 [2020-10-19 23:12:54,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:54,404 INFO L481 AbstractCegarLoop]: Abstraction has 3732 states and 4219 transitions. [2020-10-19 23:12:54,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:12:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4219 transitions. [2020-10-19 23:12:54,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2020-10-19 23:12:54,416 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:54,416 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-19 23:12:54,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 23:12:54,417 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:54,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:54,417 INFO L82 PathProgramCache]: Analyzing trace with hash -685541071, now seen corresponding path program 1 times [2020-10-19 23:12:54,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:54,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080560577] [2020-10-19 23:12:54,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-10-19 23:12:54,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080560577] [2020-10-19 23:12:54,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:54,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-19 23:12:54,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622741901] [2020-10-19 23:12:54,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:12:54,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:54,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:12:54,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:54,810 INFO L87 Difference]: Start difference. First operand 3732 states and 4219 transitions. Second operand 4 states. [2020-10-19 23:12:56,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:56,772 INFO L93 Difference]: Finished difference Result 8752 states and 9872 transitions. [2020-10-19 23:12:56,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:12:56,773 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 421 [2020-10-19 23:12:56,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:56,782 INFO L225 Difference]: With dead ends: 8752 [2020-10-19 23:12:56,783 INFO L226 Difference]: Without dead ends: 5022 [2020-10-19 23:12:56,787 INFO L677 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 [2020-10-19 23:12:56,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5022 states. [2020-10-19 23:12:56,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5022 to 3732. [2020-10-19 23:12:56,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3732 states. [2020-10-19 23:12:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3732 states to 3732 states and 4219 transitions. [2020-10-19 23:12:56,844 INFO L78 Accepts]: Start accepts. Automaton has 3732 states and 4219 transitions. Word has length 421 [2020-10-19 23:12:56,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:56,845 INFO L481 AbstractCegarLoop]: Abstraction has 3732 states and 4219 transitions. [2020-10-19 23:12:56,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:12:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 3732 states and 4219 transitions. [2020-10-19 23:12:56,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2020-10-19 23:12:56,868 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:56,869 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-19 23:12:56,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 23:12:56,869 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:56,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:56,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1061308909, now seen corresponding path program 1 times [2020-10-19 23:12:56,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:56,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132669337] [2020-10-19 23:12:56,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:12:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 852 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2020-10-19 23:12:57,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132669337] [2020-10-19 23:12:57,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:12:57,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:12:57,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993464707] [2020-10-19 23:12:57,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 23:12:57,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:12:57,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 23:12:57,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-19 23:12:57,599 INFO L87 Difference]: Start difference. First operand 3732 states and 4219 transitions. Second operand 4 states. [2020-10-19 23:12:59,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:12:59,680 INFO L93 Difference]: Finished difference Result 11899 states and 13474 transitions. [2020-10-19 23:12:59,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 23:12:59,681 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 672 [2020-10-19 23:12:59,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:12:59,697 INFO L225 Difference]: With dead ends: 11899 [2020-10-19 23:12:59,697 INFO L226 Difference]: Without dead ends: 8169 [2020-10-19 23:12:59,702 INFO L677 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 [2020-10-19 23:12:59,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2020-10-19 23:12:59,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 7799. [2020-10-19 23:12:59,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7799 states. [2020-10-19 23:12:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7799 states to 7799 states and 8729 transitions. [2020-10-19 23:12:59,803 INFO L78 Accepts]: Start accepts. Automaton has 7799 states and 8729 transitions. Word has length 672 [2020-10-19 23:12:59,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:12:59,804 INFO L481 AbstractCegarLoop]: Abstraction has 7799 states and 8729 transitions. [2020-10-19 23:12:59,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 23:12:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 7799 states and 8729 transitions. [2020-10-19 23:12:59,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2020-10-19 23:12:59,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:12:59,824 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 23:12:59,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 23:12:59,824 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:12:59,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:12:59,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1109392164, now seen corresponding path program 1 times [2020-10-19 23:12:59,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:12:59,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720638954] [2020-10-19 23:12:59,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:12:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:13:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1643 backedges. 973 proven. 0 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2020-10-19 23:13:00,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720638954] [2020-10-19 23:13:00,323 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:13:00,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:13:00,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332458536] [2020-10-19 23:13:00,324 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:13:00,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:13:00,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:13:00,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:13:00,324 INFO L87 Difference]: Start difference. First operand 7799 states and 8729 transitions. Second operand 3 states. [2020-10-19 23:13:01,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:13:01,655 INFO L93 Difference]: Finished difference Result 17436 states and 19554 transitions. [2020-10-19 23:13:01,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:13:01,656 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 740 [2020-10-19 23:13:01,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:13:01,673 INFO L225 Difference]: With dead ends: 17436 [2020-10-19 23:13:01,674 INFO L226 Difference]: Without dead ends: 8717 [2020-10-19 23:13:01,683 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:13:01,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8717 states. [2020-10-19 23:13:01,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8717 to 8717. [2020-10-19 23:13:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8717 states. [2020-10-19 23:13:01,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8717 states to 8717 states and 9593 transitions. [2020-10-19 23:13:01,796 INFO L78 Accepts]: Start accepts. Automaton has 8717 states and 9593 transitions. Word has length 740 [2020-10-19 23:13:01,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:13:01,797 INFO L481 AbstractCegarLoop]: Abstraction has 8717 states and 9593 transitions. [2020-10-19 23:13:01,797 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:13:01,797 INFO L276 IsEmpty]: Start isEmpty. Operand 8717 states and 9593 transitions. [2020-10-19 23:13:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2020-10-19 23:13:01,818 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 23:13:01,819 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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] [2020-10-19 23:13:01,819 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 23:13:01,820 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 23:13:01,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 23:13:01,820 INFO L82 PathProgramCache]: Analyzing trace with hash -167072933, now seen corresponding path program 1 times [2020-10-19 23:13:01,820 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 23:13:01,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519577824] [2020-10-19 23:13:01,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 23:13:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 23:13:03,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2021 backedges. 1461 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2020-10-19 23:13:03,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519577824] [2020-10-19 23:13:03,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 23:13:03,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 23:13:03,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660684146] [2020-10-19 23:13:03,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 23:13:03,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 23:13:03,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 23:13:03,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:13:03,076 INFO L87 Difference]: Start difference. First operand 8717 states and 9593 transitions. Second operand 3 states. [2020-10-19 23:13:04,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 23:13:04,278 INFO L93 Difference]: Finished difference Result 18165 states and 19959 transitions. [2020-10-19 23:13:04,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 23:13:04,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 840 [2020-10-19 23:13:04,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 23:13:04,280 INFO L225 Difference]: With dead ends: 18165 [2020-10-19 23:13:04,280 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 23:13:04,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 23:13:04,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 23:13:04,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 23:13:04,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 23:13:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 23:13:04,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 840 [2020-10-19 23:13:04,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 23:13:04,294 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 23:13:04,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 23:13:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 23:13:04,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 23:13:04,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-19 23:13:04,297 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 23:13:04,452 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2020-10-19 23:13:04,584 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 123 [2020-10-19 23:13:05,238 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 49 [2020-10-19 23:13:05,829 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 49 [2020-10-19 23:13:05,833 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,833 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,833 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,834 INFO L270 CegarLoopResult]: At program point L1027(lines 24 1028) the Hoare annotation is: (let ((.cse3 (<= ~a23~0 138)) (.cse7 (<= (+ ~a29~0 22) 0)) (.cse1 (= ~a4~0 0)) (.cse8 (= ~a25~0 13)) (.cse6 (+ ~a23~0 43)) (.cse4 (<= ~a25~0 10)) (.cse10 (<= ~a29~0 599999)) (.cse0 (= ~a25~0 11)) (.cse9 (= ~a25~0 12)) (.cse2 (<= ~a29~0 599998)) (.cse5 (= ~a4~0 1))) (or (and .cse0 .cse1 (<= ~a23~0 312) .cse2) (and .cse3 .cse4 .cse5 (< 0 .cse6)) (and .cse4 .cse3 .cse1 .cse2) (and .cse4 .cse1 .cse7) (and .cse3 .cse1 .cse8 .cse7) (and .cse8 .cse2 .cse5) (and .cse1 .cse9 .cse2) (and .cse1 .cse8 .cse2 (<= .cse6 0)) (and .cse10 .cse4 .cse5) (and (<= ~a29~0 130) .cse9 .cse5) (and .cse10 .cse0 .cse5) (and (<= 307 ~a23~0) .cse9 .cse2 .cse5))) [2020-10-19 23:13:05,834 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,834 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-19 23:13:05,834 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-19 23:13:05,834 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,835 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,835 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,838 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,838 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,838 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,839 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-19 23:13:05,839 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-19 23:13:05,841 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-19 23:13:05,841 INFO L277 CegarLoopResult]: At program point L1030(lines 1030 1046) the Hoare annotation is: true [2020-10-19 23:13:05,841 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,842 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,842 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,842 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,842 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,842 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,842 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,843 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-19 23:13:05,843 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-19 23:13:05,843 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-19 23:13:05,843 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,843 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,843 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,845 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,845 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,846 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,846 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,846 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,846 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,846 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-19 23:13:05,847 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-19 23:13:05,847 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-19 23:13:05,847 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,847 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (let ((.cse3 (<= ~a23~0 138)) (.cse7 (<= (+ ~a29~0 22) 0)) (.cse1 (= ~a4~0 0)) (.cse8 (= ~a25~0 13)) (.cse6 (+ ~a23~0 43)) (.cse4 (<= ~a25~0 10)) (.cse10 (<= ~a29~0 599999)) (.cse0 (= ~a25~0 11)) (.cse9 (= ~a25~0 12)) (.cse2 (<= ~a29~0 599998)) (.cse5 (= ~a4~0 1))) (or (and .cse0 .cse1 (<= ~a23~0 312) .cse2) (and .cse3 .cse4 .cse5 (< 0 .cse6)) (and .cse4 .cse3 .cse1 .cse2) (and .cse4 .cse1 .cse7) (and .cse3 .cse1 .cse8 .cse7) (and .cse8 .cse2 .cse5) (and .cse1 .cse9 .cse2) (and .cse1 .cse8 .cse2 (<= .cse6 0)) (and .cse10 .cse4 .cse5) (and (<= ~a29~0 130) .cse9 .cse5) (and .cse10 .cse0 .cse5) (and (<= 307 ~a23~0) .cse9 .cse2 .cse5))) [2020-10-19 23:13:05,848 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,848 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,848 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,848 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-19 23:13:05,849 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-19 23:13:05,850 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-19 23:13:05,850 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-19 23:13:05,850 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-19 23:13:05,850 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-19 23:13:05,850 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,850 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,851 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,851 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,851 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,852 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,852 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,852 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,852 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,852 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,853 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-19 23:13:05,853 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-19 23:13:05,853 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-19 23:13:05,853 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-19 23:13:05,853 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,853 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,854 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,854 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,854 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,854 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-19 23:13:05,854 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-19 23:13:05,854 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-19 23:13:05,855 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,855 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,855 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,855 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,855 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-19 23:13:05,855 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,856 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-19 23:13:05,857 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-19 23:13:05,857 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,858 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,858 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-19 23:13:05,858 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-19 23:13:05,858 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-19 23:13:05,859 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 23:13:05,859 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,859 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,859 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,859 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,859 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,860 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,860 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,860 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-19 23:13:05,860 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-19 23:13:05,860 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-19 23:13:05,860 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-19 23:13:05,861 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-19 23:13:05,861 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-19 23:13:05,861 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-19 23:13:05,861 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,861 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,861 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-19 23:13:05,862 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-19 23:13:05,862 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,862 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,862 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,862 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,862 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,863 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,864 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,864 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,864 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-19 23:13:05,864 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-19 23:13:05,864 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-19 23:13:05,864 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 23:13:05,865 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,865 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-19 23:13:05,865 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,865 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,865 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,865 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,866 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,866 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,866 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,866 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-19 23:13:05,866 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-19 23:13:05,866 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-19 23:13:05,867 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,867 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,867 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,867 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,867 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,867 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-19 23:13:05,868 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,869 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,870 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-19 23:13:05,871 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-19 23:13:05,872 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-19 23:13:05,873 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,874 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-19 23:13:05,875 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-19 23:13:05,876 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-19 23:13:05,876 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,876 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-19 23:13:05,877 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,877 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-19 23:13:05,877 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,877 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,877 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 23:13:05,878 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,878 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,878 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,878 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,879 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-19 23:13:05,879 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-19 23:13:05,879 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-19 23:13:05,879 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-19 23:13:05,880 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-19 23:13:05,881 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-19 23:13:05,882 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-19 23:13:05,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 11:13:05 BoogieIcfgContainer [2020-10-19 23:13:05,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 23:13:05,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 23:13:05,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 23:13:05,908 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 23:13:05,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 11:12:34" (3/4) ... [2020-10-19 23:13:05,912 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 23:13:05,941 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-19 23:13:05,943 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 23:13:05,945 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:13:05,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 23:13:06,135 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 23:13:06,135 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 23:13:06,137 INFO L168 Benchmark]: Toolchain (without parser) took 34982.93 ms. Allocated memory was 41.4 MB in the beginning and 493.9 MB in the end (delta: 452.5 MB). Free memory was 16.3 MB in the beginning and 318.8 MB in the end (delta: -302.5 MB). Peak memory consumption was 150.0 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,137 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 31.5 MB. Free memory was 7.9 MB in the beginning and 7.8 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 995.85 ms. Allocated memory was 41.4 MB in the beginning and 45.1 MB in the end (delta: 3.7 MB). Free memory was 15.5 MB in the beginning and 20.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 11.0 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.87 ms. Allocated memory was 45.1 MB in the beginning and 46.7 MB in the end (delta: 1.6 MB). Free memory was 20.7 MB in the beginning and 17.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,139 INFO L168 Benchmark]: Boogie Preprocessor took 189.35 ms. Allocated memory is still 46.7 MB. Free memory was 17.5 MB in the beginning and 7.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,139 INFO L168 Benchmark]: RCFGBuilder took 2257.39 ms. Allocated memory was 46.7 MB in the beginning and 72.9 MB in the end (delta: 26.2 MB). Free memory was 6.9 MB in the beginning and 25.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 27.7 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,139 INFO L168 Benchmark]: TraceAbstraction took 31140.95 ms. Allocated memory was 72.9 MB in the beginning and 493.9 MB in the end (delta: 421.0 MB). Free memory was 24.9 MB in the beginning and 358.1 MB in the end (delta: -333.2 MB). Peak memory consumption was 365.4 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,140 INFO L168 Benchmark]: Witness Printer took 227.59 ms. Allocated memory is still 493.9 MB. Free memory was 358.1 MB in the beginning and 318.8 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 14.3 GB. [2020-10-19 23:13:06,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 31.5 MB. Free memory was 7.9 MB in the beginning and 7.8 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 995.85 ms. Allocated memory was 41.4 MB in the beginning and 45.1 MB in the end (delta: 3.7 MB). Free memory was 15.5 MB in the beginning and 20.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 11.0 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 161.87 ms. Allocated memory was 45.1 MB in the beginning and 46.7 MB in the end (delta: 1.6 MB). Free memory was 20.7 MB in the beginning and 17.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 189.35 ms. Allocated memory is still 46.7 MB. Free memory was 17.5 MB in the beginning and 7.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2257.39 ms. Allocated memory was 46.7 MB in the beginning and 72.9 MB in the end (delta: 26.2 MB). Free memory was 6.9 MB in the beginning and 25.5 MB in the end (delta: -18.6 MB). Peak memory consumption was 27.7 MB. Max. memory is 14.3 GB. * TraceAbstraction took 31140.95 ms. Allocated memory was 72.9 MB in the beginning and 493.9 MB in the end (delta: 421.0 MB). Free memory was 24.9 MB in the beginning and 358.1 MB in the end (delta: -333.2 MB). Peak memory consumption was 365.4 MB. Max. memory is 14.3 GB. * Witness Printer took 227.59 ms. Allocated memory is still 493.9 MB. Free memory was 358.1 MB in the beginning and 318.8 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 24]: Loop Invariant Derived loop invariant: (((((((((((((a25 == 11 && a4 == 0) && a23 <= 312) && a29 <= 599998) || (((a23 <= 138 && a25 <= 10) && a4 == 1) && 0 < a23 + 43)) || (((a25 <= 10 && a23 <= 138) && a4 == 0) && a29 <= 599998)) || ((a25 <= 10 && a4 == 0) && a29 + 22 <= 0)) || (((a23 <= 138 && a4 == 0) && a25 == 13) && a29 + 22 <= 0)) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || ((a4 == 0 && a25 == 12) && a29 <= 599998)) || (((a4 == 0 && a25 == 13) && a29 <= 599998) && a23 + 43 <= 0)) || ((a29 <= 599999 && a25 <= 10) && a4 == 1)) || ((a29 <= 130 && a25 == 12) && a4 == 1)) || ((a29 <= 599999 && a25 == 11) && a4 == 1)) || (((307 <= a23 && a25 == 12) && a29 <= 599998) && a4 == 1) - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1036]: Loop Invariant Derived loop invariant: (((((((((((((a25 == 11 && a4 == 0) && a23 <= 312) && a29 <= 599998) || (((a23 <= 138 && a25 <= 10) && a4 == 1) && 0 < a23 + 43)) || (((a25 <= 10 && a23 <= 138) && a4 == 0) && a29 <= 599998)) || ((a25 <= 10 && a4 == 0) && a29 + 22 <= 0)) || (((a23 <= 138 && a4 == 0) && a25 == 13) && a29 + 22 <= 0)) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || ((a4 == 0 && a25 == 12) && a29 <= 599998)) || (((a4 == 0 && a25 == 13) && a29 <= 599998) && a23 + 43 <= 0)) || ((a29 <= 599999 && a25 <= 10) && a4 == 1)) || ((a29 <= 130 && a25 == 12) && a4 == 1)) || ((a29 <= 599999 && a25 == 11) && a4 == 1)) || (((307 <= a23 && a25 == 12) && a29 <= 599998) && a4 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.4s, OverallIterations: 15, TraceHistogramMax: 7, AutomataDifference: 22.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2910 SDtfs, 2525 SDslu, 397 SDs, 0 SdLazy, 9755 SolverSat, 1708 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8717occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 5601 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 117 NumberOfFragments, 295 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5022 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3418 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 4971 NumberOfCodeBlocks, 4971 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4956 ConstructedInterpolants, 0 QuantifiedInterpolants, 4093536 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 7036/7036 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...