./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.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/openssl-simplified/s3_srvr_4.cil.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 7a02d09c3bd79dd383aa53724ac7940e13c97792 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:24:25,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 22:24:25,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 22:24:25,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 22:24:25,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 22:24:25,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 22:24:25,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 22:24:25,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 22:24:25,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 22:24:25,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 22:24:25,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 22:24:25,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 22:24:25,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 22:24:25,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 22:24:25,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 22:24:25,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 22:24:25,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 22:24:25,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 22:24:25,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 22:24:25,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 22:24:25,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 22:24:25,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 22:24:25,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 22:24:25,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 22:24:25,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 22:24:25,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 22:24:25,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 22:24:25,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 22:24:25,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 22:24:25,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 22:24:25,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 22:24:25,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 22:24:25,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 22:24:25,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 22:24:25,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 22:24:25,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 22:24:25,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 22:24:25,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 22:24:25,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 22:24:25,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 22:24:25,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 22:24:25,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 22:24:25,646 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 22:24:25,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 22:24:25,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 22:24:25,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 22:24:25,648 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 22:24:25,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 22:24:25,648 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 22:24:25,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 22:24:25,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 22:24:25,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 22:24:25,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 22:24:25,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 22:24:25,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 22:24:25,650 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 22:24:25,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 22:24:25,650 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 22:24:25,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 22:24:25,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 22:24:25,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 22:24:25,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 22:24:25,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 22:24:25,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 22:24:25,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 22:24:25,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 22:24:25,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 22:24:25,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 22:24:25,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 22:24:25,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 22:24:25,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 22:24:25,653 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 -> 7a02d09c3bd79dd383aa53724ac7940e13c97792 [2020-10-19 22:24:25,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 22:24:25,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 22:24:25,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 22:24:25,879 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 22:24:25,879 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 22:24:25,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c [2020-10-19 22:24:25,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb35e7e43/7937d332b9be4ff99f49b1aca6986e77/FLAG12c7ced90 [2020-10-19 22:24:26,433 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 22:24:26,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c [2020-10-19 22:24:26,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb35e7e43/7937d332b9be4ff99f49b1aca6986e77/FLAG12c7ced90 [2020-10-19 22:24:26,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb35e7e43/7937d332b9be4ff99f49b1aca6986e77 [2020-10-19 22:24:26,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 22:24:26,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 22:24:26,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:26,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 22:24:26,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 22:24:26,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:26" (1/1) ... [2020-10-19 22:24:26,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e45cc6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:26, skipping insertion in model container [2020-10-19 22:24:26,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:26" (1/1) ... [2020-10-19 22:24:26,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 22:24:26,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 22:24:27,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:27,183 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 22:24:27,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:27,262 INFO L208 MainTranslator]: Completed translation [2020-10-19 22:24:27,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27 WrapperNode [2020-10-19 22:24:27,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:27,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:27,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 22:24:27,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 22:24:27,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:27,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 22:24:27,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 22:24:27,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 22:24:27,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... [2020-10-19 22:24:27,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 22:24:27,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 22:24:27,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 22:24:27,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 22:24:27,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 22:24:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 22:24:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 22:24:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 22:24:27,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 22:24:27,838 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 22:24:28,481 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-19 22:24:28,481 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-19 22:24:28,502 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 22:24:28,502 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 22:24:28,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:28 BoogieIcfgContainer [2020-10-19 22:24:28,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 22:24:28,512 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 22:24:28,512 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 22:24:28,516 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 22:24:28,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 10:24:26" (1/3) ... [2020-10-19 22:24:28,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f7c893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:28, skipping insertion in model container [2020-10-19 22:24:28,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:27" (2/3) ... [2020-10-19 22:24:28,518 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55f7c893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:28, skipping insertion in model container [2020-10-19 22:24:28,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:28" (3/3) ... [2020-10-19 22:24:28,522 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_4.cil.c [2020-10-19 22:24:28,534 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 22:24:28,541 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 22:24:28,556 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 22:24:28,586 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 22:24:28,587 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 22:24:28,587 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 22:24:28,587 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 22:24:28,588 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 22:24:28,588 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 22:24:28,588 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 22:24:28,588 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 22:24:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-10-19 22:24:28,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-19 22:24:28,618 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:28,620 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, 1, 1] [2020-10-19 22:24:28,620 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:28,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:28,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1632005994, now seen corresponding path program 1 times [2020-10-19 22:24:28,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:28,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464270433] [2020-10-19 22:24:28,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:28,955 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 22:24:28,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464270433] [2020-10-19 22:24:28,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:28,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:28,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643298556] [2020-10-19 22:24:28,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:28,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:28,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:28,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:28,981 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-10-19 22:24:29,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:29,302 INFO L93 Difference]: Finished difference Result 329 states and 565 transitions. [2020-10-19 22:24:29,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:29,305 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-10-19 22:24:29,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:29,320 INFO L225 Difference]: With dead ends: 329 [2020-10-19 22:24:29,320 INFO L226 Difference]: Without dead ends: 175 [2020-10-19 22:24:29,324 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 22:24:29,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-19 22:24:29,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 170. [2020-10-19 22:24:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-19 22:24:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 275 transitions. [2020-10-19 22:24:29,395 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 275 transitions. Word has length 44 [2020-10-19 22:24:29,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:29,396 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 275 transitions. [2020-10-19 22:24:29,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:29,397 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2020-10-19 22:24:29,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-19 22:24:29,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:29,400 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, 1, 1, 1] [2020-10-19 22:24:29,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 22:24:29,401 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:29,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:29,401 INFO L82 PathProgramCache]: Analyzing trace with hash -954576436, now seen corresponding path program 1 times [2020-10-19 22:24:29,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:29,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134474790] [2020-10-19 22:24:29,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:29,503 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 22:24:29,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134474790] [2020-10-19 22:24:29,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:29,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:29,504 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53200055] [2020-10-19 22:24:29,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:29,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:29,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:29,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:29,508 INFO L87 Difference]: Start difference. First operand 170 states and 275 transitions. Second operand 3 states. [2020-10-19 22:24:29,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:29,759 INFO L93 Difference]: Finished difference Result 380 states and 624 transitions. [2020-10-19 22:24:29,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:29,760 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-10-19 22:24:29,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:29,762 INFO L225 Difference]: With dead ends: 380 [2020-10-19 22:24:29,763 INFO L226 Difference]: Without dead ends: 216 [2020-10-19 22:24:29,765 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 22:24:29,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-10-19 22:24:29,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 211. [2020-10-19 22:24:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-10-19 22:24:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 352 transitions. [2020-10-19 22:24:29,784 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 352 transitions. Word has length 45 [2020-10-19 22:24:29,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:29,785 INFO L481 AbstractCegarLoop]: Abstraction has 211 states and 352 transitions. [2020-10-19 22:24:29,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:29,785 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 352 transitions. [2020-10-19 22:24:29,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-19 22:24:29,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:29,805 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, 1, 1, 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 22:24:29,806 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 22:24:29,806 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:29,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:29,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1754997851, now seen corresponding path program 1 times [2020-10-19 22:24:29,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:29,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944020307] [2020-10-19 22:24:29,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:29,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:29,901 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 22:24:29,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944020307] [2020-10-19 22:24:29,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:29,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:29,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248249349] [2020-10-19 22:24:29,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:29,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:29,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:29,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:29,904 INFO L87 Difference]: Start difference. First operand 211 states and 352 transitions. Second operand 3 states. [2020-10-19 22:24:30,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:30,122 INFO L93 Difference]: Finished difference Result 445 states and 750 transitions. [2020-10-19 22:24:30,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:30,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2020-10-19 22:24:30,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:30,125 INFO L225 Difference]: With dead ends: 445 [2020-10-19 22:24:30,125 INFO L226 Difference]: Without dead ends: 242 [2020-10-19 22:24:30,127 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 22:24:30,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-19 22:24:30,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2020-10-19 22:24:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-19 22:24:30,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 408 transitions. [2020-10-19 22:24:30,146 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 408 transitions. Word has length 72 [2020-10-19 22:24:30,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:30,146 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 408 transitions. [2020-10-19 22:24:30,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 408 transitions. [2020-10-19 22:24:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-19 22:24:30,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:30,150 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 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 22:24:30,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 22:24:30,151 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:30,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:30,152 INFO L82 PathProgramCache]: Analyzing trace with hash -479038981, now seen corresponding path program 1 times [2020-10-19 22:24:30,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:30,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681205515] [2020-10-19 22:24:30,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-19 22:24:30,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681205515] [2020-10-19 22:24:30,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:30,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:30,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179200134] [2020-10-19 22:24:30,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:30,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:30,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:30,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:30,238 INFO L87 Difference]: Start difference. First operand 242 states and 408 transitions. Second operand 3 states. [2020-10-19 22:24:30,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:30,426 INFO L93 Difference]: Finished difference Result 493 states and 832 transitions. [2020-10-19 22:24:30,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:30,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2020-10-19 22:24:30,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:30,429 INFO L225 Difference]: With dead ends: 493 [2020-10-19 22:24:30,429 INFO L226 Difference]: Without dead ends: 259 [2020-10-19 22:24:30,431 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 22:24:30,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-19 22:24:30,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2020-10-19 22:24:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-10-19 22:24:30,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 431 transitions. [2020-10-19 22:24:30,465 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 431 transitions. Word has length 84 [2020-10-19 22:24:30,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:30,465 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 431 transitions. [2020-10-19 22:24:30,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 431 transitions. [2020-10-19 22:24:30,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-19 22:24:30,489 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:30,489 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:30,489 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 22:24:30,490 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:30,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:30,490 INFO L82 PathProgramCache]: Analyzing trace with hash 1816808322, now seen corresponding path program 1 times [2020-10-19 22:24:30,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:30,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294673559] [2020-10-19 22:24:30,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 22:24:30,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294673559] [2020-10-19 22:24:30,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:30,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:30,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994759683] [2020-10-19 22:24:30,561 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:30,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:30,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:30,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:30,562 INFO L87 Difference]: Start difference. First operand 257 states and 431 transitions. Second operand 3 states. [2020-10-19 22:24:30,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:30,767 INFO L93 Difference]: Finished difference Result 553 states and 933 transitions. [2020-10-19 22:24:30,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:30,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2020-10-19 22:24:30,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:30,770 INFO L225 Difference]: With dead ends: 553 [2020-10-19 22:24:30,771 INFO L226 Difference]: Without dead ends: 304 [2020-10-19 22:24:30,771 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 22:24:30,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2020-10-19 22:24:30,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 299. [2020-10-19 22:24:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-19 22:24:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 505 transitions. [2020-10-19 22:24:30,784 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 505 transitions. Word has length 84 [2020-10-19 22:24:30,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:30,785 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 505 transitions. [2020-10-19 22:24:30,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 505 transitions. [2020-10-19 22:24:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-19 22:24:30,787 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:30,787 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 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 22:24:30,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 22:24:30,788 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:30,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:30,789 INFO L82 PathProgramCache]: Analyzing trace with hash -1697148062, now seen corresponding path program 1 times [2020-10-19 22:24:30,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:30,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117802451] [2020-10-19 22:24:30,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:30,858 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-19 22:24:30,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117802451] [2020-10-19 22:24:30,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:30,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:30,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759778514] [2020-10-19 22:24:30,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:30,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:30,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:30,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:30,865 INFO L87 Difference]: Start difference. First operand 299 states and 505 transitions. Second operand 3 states. [2020-10-19 22:24:31,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:31,009 INFO L93 Difference]: Finished difference Result 592 states and 1000 transitions. [2020-10-19 22:24:31,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:31,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2020-10-19 22:24:31,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:31,012 INFO L225 Difference]: With dead ends: 592 [2020-10-19 22:24:31,012 INFO L226 Difference]: Without dead ends: 301 [2020-10-19 22:24:31,013 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 22:24:31,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-10-19 22:24:31,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2020-10-19 22:24:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-19 22:24:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 501 transitions. [2020-10-19 22:24:31,025 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 501 transitions. Word has length 85 [2020-10-19 22:24:31,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:31,025 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 501 transitions. [2020-10-19 22:24:31,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 501 transitions. [2020-10-19 22:24:31,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-19 22:24:31,027 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:31,028 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:31,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 22:24:31,028 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:31,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:31,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1432172412, now seen corresponding path program 1 times [2020-10-19 22:24:31,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:31,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647184874] [2020-10-19 22:24:31,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 22:24:31,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647184874] [2020-10-19 22:24:31,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:31,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:31,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548209323] [2020-10-19 22:24:31,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:31,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:31,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:31,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:31,103 INFO L87 Difference]: Start difference. First operand 299 states and 501 transitions. Second operand 3 states. [2020-10-19 22:24:31,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:31,306 INFO L93 Difference]: Finished difference Result 595 states and 997 transitions. [2020-10-19 22:24:31,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:31,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2020-10-19 22:24:31,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:31,309 INFO L225 Difference]: With dead ends: 595 [2020-10-19 22:24:31,309 INFO L226 Difference]: Without dead ends: 302 [2020-10-19 22:24:31,310 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 22:24:31,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-19 22:24:31,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 297. [2020-10-19 22:24:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-10-19 22:24:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 496 transitions. [2020-10-19 22:24:31,320 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 496 transitions. Word has length 85 [2020-10-19 22:24:31,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:31,321 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 496 transitions. [2020-10-19 22:24:31,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:31,321 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 496 transitions. [2020-10-19 22:24:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-19 22:24:31,322 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:31,322 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:24:31,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 22:24:31,323 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:31,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:31,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1085183485, now seen corresponding path program 1 times [2020-10-19 22:24:31,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:31,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388365797] [2020-10-19 22:24:31,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:31,390 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-19 22:24:31,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388365797] [2020-10-19 22:24:31,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:31,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:31,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552998350] [2020-10-19 22:24:31,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:31,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:31,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:31,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:31,395 INFO L87 Difference]: Start difference. First operand 297 states and 496 transitions. Second operand 3 states. [2020-10-19 22:24:31,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:31,562 INFO L93 Difference]: Finished difference Result 595 states and 992 transitions. [2020-10-19 22:24:31,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:31,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-10-19 22:24:31,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:31,565 INFO L225 Difference]: With dead ends: 595 [2020-10-19 22:24:31,565 INFO L226 Difference]: Without dead ends: 306 [2020-10-19 22:24:31,566 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 22:24:31,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-19 22:24:31,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-10-19 22:24:31,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-19 22:24:31,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 502 transitions. [2020-10-19 22:24:31,580 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 502 transitions. Word has length 97 [2020-10-19 22:24:31,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:31,580 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 502 transitions. [2020-10-19 22:24:31,580 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:31,581 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 502 transitions. [2020-10-19 22:24:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-19 22:24:31,582 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:31,583 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, 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] [2020-10-19 22:24:31,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 22:24:31,583 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:31,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:31,584 INFO L82 PathProgramCache]: Analyzing trace with hash -860132162, now seen corresponding path program 1 times [2020-10-19 22:24:31,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:31,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392867565] [2020-10-19 22:24:31,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:31,646 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-19 22:24:31,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392867565] [2020-10-19 22:24:31,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:31,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:31,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994972075] [2020-10-19 22:24:31,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:31,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:31,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:31,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:31,656 INFO L87 Difference]: Start difference. First operand 306 states and 502 transitions. Second operand 3 states. [2020-10-19 22:24:31,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:31,927 INFO L93 Difference]: Finished difference Result 635 states and 1045 transitions. [2020-10-19 22:24:31,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:31,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-10-19 22:24:31,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:31,930 INFO L225 Difference]: With dead ends: 635 [2020-10-19 22:24:31,930 INFO L226 Difference]: Without dead ends: 337 [2020-10-19 22:24:31,932 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 22:24:31,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-10-19 22:24:31,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2020-10-19 22:24:31,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-10-19 22:24:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 549 transitions. [2020-10-19 22:24:31,946 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 549 transitions. Word has length 98 [2020-10-19 22:24:31,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:31,946 INFO L481 AbstractCegarLoop]: Abstraction has 335 states and 549 transitions. [2020-10-19 22:24:31,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:31,947 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 549 transitions. [2020-10-19 22:24:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-19 22:24:31,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:31,949 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, 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] [2020-10-19 22:24:31,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 22:24:31,949 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:31,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:31,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1120928325, now seen corresponding path program 1 times [2020-10-19 22:24:31,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:31,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663163109] [2020-10-19 22:24:31,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-19 22:24:32,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663163109] [2020-10-19 22:24:32,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:32,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:32,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672668711] [2020-10-19 22:24:32,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:32,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:32,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:32,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:32,036 INFO L87 Difference]: Start difference. First operand 335 states and 549 transitions. Second operand 3 states. [2020-10-19 22:24:32,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:32,223 INFO L93 Difference]: Finished difference Result 664 states and 1088 transitions. [2020-10-19 22:24:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:32,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2020-10-19 22:24:32,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:32,227 INFO L225 Difference]: With dead ends: 664 [2020-10-19 22:24:32,228 INFO L226 Difference]: Without dead ends: 337 [2020-10-19 22:24:32,229 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 22:24:32,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-10-19 22:24:32,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2020-10-19 22:24:32,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-10-19 22:24:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 545 transitions. [2020-10-19 22:24:32,241 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 545 transitions. Word has length 99 [2020-10-19 22:24:32,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:32,242 INFO L481 AbstractCegarLoop]: Abstraction has 335 states and 545 transitions. [2020-10-19 22:24:32,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 545 transitions. [2020-10-19 22:24:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-19 22:24:32,244 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:32,245 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 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 22:24:32,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 22:24:32,245 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:32,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:32,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1084775058, now seen corresponding path program 1 times [2020-10-19 22:24:32,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:32,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497460334] [2020-10-19 22:24:32,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-19 22:24:32,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497460334] [2020-10-19 22:24:32,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:32,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:32,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540286727] [2020-10-19 22:24:32,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:32,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:32,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:32,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:32,298 INFO L87 Difference]: Start difference. First operand 335 states and 545 transitions. Second operand 3 states. [2020-10-19 22:24:32,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:32,459 INFO L93 Difference]: Finished difference Result 697 states and 1138 transitions. [2020-10-19 22:24:32,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:32,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-10-19 22:24:32,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:32,462 INFO L225 Difference]: With dead ends: 697 [2020-10-19 22:24:32,463 INFO L226 Difference]: Without dead ends: 370 [2020-10-19 22:24:32,464 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 22:24:32,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-10-19 22:24:32,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2020-10-19 22:24:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-19 22:24:32,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 587 transitions. [2020-10-19 22:24:32,479 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 587 transitions. Word has length 100 [2020-10-19 22:24:32,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:32,479 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 587 transitions. [2020-10-19 22:24:32,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:32,479 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 587 transitions. [2020-10-19 22:24:32,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-19 22:24:32,481 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:32,481 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, 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 22:24:32,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 22:24:32,482 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:32,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:32,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1691577195, now seen corresponding path program 1 times [2020-10-19 22:24:32,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:32,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693420343] [2020-10-19 22:24:32,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-19 22:24:32,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693420343] [2020-10-19 22:24:32,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:32,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:32,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559382118] [2020-10-19 22:24:32,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:32,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:32,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:32,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:32,525 INFO L87 Difference]: Start difference. First operand 362 states and 587 transitions. Second operand 3 states. [2020-10-19 22:24:32,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:32,705 INFO L93 Difference]: Finished difference Result 724 states and 1175 transitions. [2020-10-19 22:24:32,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:32,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-10-19 22:24:32,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:32,708 INFO L225 Difference]: With dead ends: 724 [2020-10-19 22:24:32,708 INFO L226 Difference]: Without dead ends: 370 [2020-10-19 22:24:32,709 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 22:24:32,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-10-19 22:24:32,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2020-10-19 22:24:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-19 22:24:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 582 transitions. [2020-10-19 22:24:32,724 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 582 transitions. Word has length 101 [2020-10-19 22:24:32,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:32,724 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 582 transitions. [2020-10-19 22:24:32,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 582 transitions. [2020-10-19 22:24:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-19 22:24:32,727 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:32,728 INFO L422 BasicCegarLoop]: trace histogram [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, 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 22:24:32,728 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 22:24:32,729 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:32,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:32,730 INFO L82 PathProgramCache]: Analyzing trace with hash -479008336, now seen corresponding path program 1 times [2020-10-19 22:24:32,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:32,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85047624] [2020-10-19 22:24:32,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:32,780 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-19 22:24:32,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85047624] [2020-10-19 22:24:32,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:32,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:32,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418163112] [2020-10-19 22:24:32,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:32,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:32,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:32,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:32,784 INFO L87 Difference]: Start difference. First operand 362 states and 582 transitions. Second operand 3 states. [2020-10-19 22:24:33,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:33,003 INFO L93 Difference]: Finished difference Result 741 states and 1193 transitions. [2020-10-19 22:24:33,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:33,004 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2020-10-19 22:24:33,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:33,008 INFO L225 Difference]: With dead ends: 741 [2020-10-19 22:24:33,008 INFO L226 Difference]: Without dead ends: 387 [2020-10-19 22:24:33,010 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 22:24:33,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2020-10-19 22:24:33,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2020-10-19 22:24:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-19 22:24:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 611 transitions. [2020-10-19 22:24:33,033 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 611 transitions. Word has length 105 [2020-10-19 22:24:33,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:33,034 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 611 transitions. [2020-10-19 22:24:33,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:33,034 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 611 transitions. [2020-10-19 22:24:33,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-19 22:24:33,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:33,038 INFO L422 BasicCegarLoop]: trace histogram [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, 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 22:24:33,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 22:24:33,038 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:33,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:33,039 INFO L82 PathProgramCache]: Analyzing trace with hash 2118869193, now seen corresponding path program 1 times [2020-10-19 22:24:33,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:33,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44549802] [2020-10-19 22:24:33,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-19 22:24:33,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44549802] [2020-10-19 22:24:33,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:33,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:33,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841591336] [2020-10-19 22:24:33,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:33,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:33,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:33,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:33,096 INFO L87 Difference]: Start difference. First operand 383 states and 611 transitions. Second operand 3 states. [2020-10-19 22:24:33,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:33,315 INFO L93 Difference]: Finished difference Result 762 states and 1216 transitions. [2020-10-19 22:24:33,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:33,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2020-10-19 22:24:33,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:33,319 INFO L225 Difference]: With dead ends: 762 [2020-10-19 22:24:33,320 INFO L226 Difference]: Without dead ends: 387 [2020-10-19 22:24:33,321 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 22:24:33,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2020-10-19 22:24:33,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2020-10-19 22:24:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-19 22:24:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 605 transitions. [2020-10-19 22:24:33,347 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 605 transitions. Word has length 106 [2020-10-19 22:24:33,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:33,347 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 605 transitions. [2020-10-19 22:24:33,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 605 transitions. [2020-10-19 22:24:33,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-19 22:24:33,351 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:33,352 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2020-10-19 22:24:33,352 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 22:24:33,352 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:33,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:33,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1932137040, now seen corresponding path program 1 times [2020-10-19 22:24:33,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:33,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355380848] [2020-10-19 22:24:33,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-19 22:24:33,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355380848] [2020-10-19 22:24:33,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:33,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:33,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359857712] [2020-10-19 22:24:33,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:33,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:33,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:33,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:33,429 INFO L87 Difference]: Start difference. First operand 383 states and 605 transitions. Second operand 3 states. [2020-10-19 22:24:33,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:33,502 INFO L93 Difference]: Finished difference Result 758 states and 1198 transitions. [2020-10-19 22:24:33,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:33,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-10-19 22:24:33,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:33,510 INFO L225 Difference]: With dead ends: 758 [2020-10-19 22:24:33,510 INFO L226 Difference]: Without dead ends: 756 [2020-10-19 22:24:33,511 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 22:24:33,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-10-19 22:24:33,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 756. [2020-10-19 22:24:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 756 states. [2020-10-19 22:24:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1196 transitions. [2020-10-19 22:24:33,560 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1196 transitions. Word has length 121 [2020-10-19 22:24:33,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:33,561 INFO L481 AbstractCegarLoop]: Abstraction has 756 states and 1196 transitions. [2020-10-19 22:24:33,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1196 transitions. [2020-10-19 22:24:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-19 22:24:33,587 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:33,587 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2020-10-19 22:24:33,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-19 22:24:33,588 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:33,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:33,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1552830339, now seen corresponding path program 1 times [2020-10-19 22:24:33,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:33,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872438284] [2020-10-19 22:24:33,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-19 22:24:33,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872438284] [2020-10-19 22:24:33,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:33,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:33,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343426436] [2020-10-19 22:24:33,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:33,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:33,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:33,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:33,656 INFO L87 Difference]: Start difference. First operand 756 states and 1196 transitions. Second operand 3 states. [2020-10-19 22:24:33,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:33,741 INFO L93 Difference]: Finished difference Result 1832 states and 2900 transitions. [2020-10-19 22:24:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:33,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-10-19 22:24:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:33,751 INFO L225 Difference]: With dead ends: 1832 [2020-10-19 22:24:33,752 INFO L226 Difference]: Without dead ends: 1084 [2020-10-19 22:24:33,754 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 22:24:33,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2020-10-19 22:24:33,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 1084. [2020-10-19 22:24:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2020-10-19 22:24:33,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1713 transitions. [2020-10-19 22:24:33,813 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1713 transitions. Word has length 122 [2020-10-19 22:24:33,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:33,814 INFO L481 AbstractCegarLoop]: Abstraction has 1084 states and 1713 transitions. [2020-10-19 22:24:33,814 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1713 transitions. [2020-10-19 22:24:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-19 22:24:33,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:33,817 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2020-10-19 22:24:33,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-19 22:24:33,817 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:33,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:33,818 INFO L82 PathProgramCache]: Analyzing trace with hash 323652479, now seen corresponding path program 1 times [2020-10-19 22:24:33,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:33,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244912637] [2020-10-19 22:24:33,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:33,881 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-19 22:24:33,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244912637] [2020-10-19 22:24:33,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:33,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:33,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647653549] [2020-10-19 22:24:33,883 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:33,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:33,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:33,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:33,884 INFO L87 Difference]: Start difference. First operand 1084 states and 1713 transitions. Second operand 3 states. [2020-10-19 22:24:33,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:33,957 INFO L93 Difference]: Finished difference Result 2529 states and 4000 transitions. [2020-10-19 22:24:33,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:33,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-10-19 22:24:33,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:33,966 INFO L225 Difference]: With dead ends: 2529 [2020-10-19 22:24:33,966 INFO L226 Difference]: Without dead ends: 1453 [2020-10-19 22:24:33,969 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 22:24:33,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1453 states. [2020-10-19 22:24:34,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1453 to 1453. [2020-10-19 22:24:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1453 states. [2020-10-19 22:24:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 2295 transitions. [2020-10-19 22:24:34,026 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 2295 transitions. Word has length 122 [2020-10-19 22:24:34,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:34,026 INFO L481 AbstractCegarLoop]: Abstraction has 1453 states and 2295 transitions. [2020-10-19 22:24:34,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2295 transitions. [2020-10-19 22:24:34,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-19 22:24:34,030 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:34,030 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2020-10-19 22:24:34,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-19 22:24:34,031 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:34,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:34,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1712946493, now seen corresponding path program 1 times [2020-10-19 22:24:34,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:34,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970551300] [2020-10-19 22:24:34,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:34,090 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-10-19 22:24:34,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970551300] [2020-10-19 22:24:34,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:34,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:34,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998914477] [2020-10-19 22:24:34,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:34,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:34,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:34,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:34,092 INFO L87 Difference]: Start difference. First operand 1453 states and 2295 transitions. Second operand 3 states. [2020-10-19 22:24:34,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:34,178 INFO L93 Difference]: Finished difference Result 3249 states and 5133 transitions. [2020-10-19 22:24:34,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:34,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-10-19 22:24:34,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:34,190 INFO L225 Difference]: With dead ends: 3249 [2020-10-19 22:24:34,190 INFO L226 Difference]: Without dead ends: 1804 [2020-10-19 22:24:34,193 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 22:24:34,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2020-10-19 22:24:34,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1804. [2020-10-19 22:24:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1804 states. [2020-10-19 22:24:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2846 transitions. [2020-10-19 22:24:34,262 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2846 transitions. Word has length 122 [2020-10-19 22:24:34,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:34,262 INFO L481 AbstractCegarLoop]: Abstraction has 1804 states and 2846 transitions. [2020-10-19 22:24:34,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2846 transitions. [2020-10-19 22:24:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-10-19 22:24:34,268 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:34,268 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 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] [2020-10-19 22:24:34,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-19 22:24:34,269 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:34,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:34,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1532697181, now seen corresponding path program 1 times [2020-10-19 22:24:34,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:34,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865407415] [2020-10-19 22:24:34,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-10-19 22:24:34,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865407415] [2020-10-19 22:24:34,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:34,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:34,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293622340] [2020-10-19 22:24:34,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:34,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:34,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:34,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:34,360 INFO L87 Difference]: Start difference. First operand 1804 states and 2846 transitions. Second operand 3 states. [2020-10-19 22:24:34,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:34,606 INFO L93 Difference]: Finished difference Result 3650 states and 5740 transitions. [2020-10-19 22:24:34,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:34,607 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2020-10-19 22:24:34,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:34,616 INFO L225 Difference]: With dead ends: 3650 [2020-10-19 22:24:34,617 INFO L226 Difference]: Without dead ends: 1854 [2020-10-19 22:24:34,620 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 22:24:34,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2020-10-19 22:24:34,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1804. [2020-10-19 22:24:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1804 states. [2020-10-19 22:24:34,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2774 transitions. [2020-10-19 22:24:34,687 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2774 transitions. Word has length 199 [2020-10-19 22:24:34,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:34,688 INFO L481 AbstractCegarLoop]: Abstraction has 1804 states and 2774 transitions. [2020-10-19 22:24:34,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2774 transitions. [2020-10-19 22:24:34,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-19 22:24:34,693 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:34,694 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 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] [2020-10-19 22:24:34,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-19 22:24:34,694 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:34,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:34,695 INFO L82 PathProgramCache]: Analyzing trace with hash -995291011, now seen corresponding path program 1 times [2020-10-19 22:24:34,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:34,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536245155] [2020-10-19 22:24:34,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:34,772 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-10-19 22:24:34,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536245155] [2020-10-19 22:24:34,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:34,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:34,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266136644] [2020-10-19 22:24:34,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:34,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:34,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:34,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:34,775 INFO L87 Difference]: Start difference. First operand 1804 states and 2774 transitions. Second operand 3 states. [2020-10-19 22:24:35,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:35,055 INFO L93 Difference]: Finished difference Result 3667 states and 5613 transitions. [2020-10-19 22:24:35,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:35,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2020-10-19 22:24:35,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:35,069 INFO L225 Difference]: With dead ends: 3667 [2020-10-19 22:24:35,070 INFO L226 Difference]: Without dead ends: 1871 [2020-10-19 22:24:35,073 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 22:24:35,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2020-10-19 22:24:35,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1804. [2020-10-19 22:24:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1804 states. [2020-10-19 22:24:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2698 transitions. [2020-10-19 22:24:35,173 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2698 transitions. Word has length 213 [2020-10-19 22:24:35,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:35,174 INFO L481 AbstractCegarLoop]: Abstraction has 1804 states and 2698 transitions. [2020-10-19 22:24:35,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2698 transitions. [2020-10-19 22:24:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-19 22:24:35,184 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:35,184 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-19 22:24:35,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-19 22:24:35,185 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:35,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:35,186 INFO L82 PathProgramCache]: Analyzing trace with hash -344869126, now seen corresponding path program 1 times [2020-10-19 22:24:35,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:35,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657181898] [2020-10-19 22:24:35,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-19 22:24:35,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657181898] [2020-10-19 22:24:35,353 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665958947] [2020-10-19 22:24:35,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:35,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:35,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-19 22:24:35,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:35,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:35,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547711964] [2020-10-19 22:24:35,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:35,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:35,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:35,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:35,754 INFO L87 Difference]: Start difference. First operand 1804 states and 2698 transitions. Second operand 4 states. [2020-10-19 22:24:36,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:36,206 INFO L93 Difference]: Finished difference Result 4265 states and 6329 transitions. [2020-10-19 22:24:36,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 22:24:36,207 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 232 [2020-10-19 22:24:36,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:36,219 INFO L225 Difference]: With dead ends: 4265 [2020-10-19 22:24:36,220 INFO L226 Difference]: Without dead ends: 2436 [2020-10-19 22:24:36,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:36,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2436 states. [2020-10-19 22:24:36,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2436 to 1604. [2020-10-19 22:24:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2020-10-19 22:24:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 2362 transitions. [2020-10-19 22:24:36,304 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 2362 transitions. Word has length 232 [2020-10-19 22:24:36,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:36,304 INFO L481 AbstractCegarLoop]: Abstraction has 1604 states and 2362 transitions. [2020-10-19 22:24:36,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:36,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2362 transitions. [2020-10-19 22:24:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-10-19 22:24:36,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:36,310 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-19 22:24:36,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2020-10-19 22:24:36,525 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:36,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:36,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1731638989, now seen corresponding path program 1 times [2020-10-19 22:24:36,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:36,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976954369] [2020-10-19 22:24:36,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2020-10-19 22:24:36,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976954369] [2020-10-19 22:24:36,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:36,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:36,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689064328] [2020-10-19 22:24:36,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:36,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:36,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:36,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:36,702 INFO L87 Difference]: Start difference. First operand 1604 states and 2362 transitions. Second operand 3 states. [2020-10-19 22:24:36,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:36,956 INFO L93 Difference]: Finished difference Result 3395 states and 5017 transitions. [2020-10-19 22:24:36,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:36,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2020-10-19 22:24:36,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:36,966 INFO L225 Difference]: With dead ends: 3395 [2020-10-19 22:24:36,966 INFO L226 Difference]: Without dead ends: 1679 [2020-10-19 22:24:36,969 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 22:24:36,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states. [2020-10-19 22:24:37,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 1679. [2020-10-19 22:24:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1679 states. [2020-10-19 22:24:37,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1679 states and 2427 transitions. [2020-10-19 22:24:37,036 INFO L78 Accepts]: Start accepts. Automaton has 1679 states and 2427 transitions. Word has length 241 [2020-10-19 22:24:37,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:37,037 INFO L481 AbstractCegarLoop]: Abstraction has 1679 states and 2427 transitions. [2020-10-19 22:24:37,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:37,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2427 transitions. [2020-10-19 22:24:37,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-10-19 22:24:37,043 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:37,043 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-19 22:24:37,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-19 22:24:37,044 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:37,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:37,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1272517136, now seen corresponding path program 1 times [2020-10-19 22:24:37,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:37,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987394658] [2020-10-19 22:24:37,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-19 22:24:37,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987394658] [2020-10-19 22:24:37,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98290361] [2020-10-19 22:24:37,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:37,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:37,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-19 22:24:37,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:37,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:37,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159250418] [2020-10-19 22:24:37,350 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:37,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:37,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:37,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:37,351 INFO L87 Difference]: Start difference. First operand 1679 states and 2427 transitions. Second operand 4 states. [2020-10-19 22:24:37,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:37,823 INFO L93 Difference]: Finished difference Result 5320 states and 7733 transitions. [2020-10-19 22:24:37,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 22:24:37,824 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 253 [2020-10-19 22:24:37,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:37,842 INFO L225 Difference]: With dead ends: 5320 [2020-10-19 22:24:37,842 INFO L226 Difference]: Without dead ends: 3649 [2020-10-19 22:24:37,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:37,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3649 states. [2020-10-19 22:24:37,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3649 to 2004. [2020-10-19 22:24:37,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2004 states. [2020-10-19 22:24:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 2729 transitions. [2020-10-19 22:24:37,951 INFO L78 Accepts]: Start accepts. Automaton has 2004 states and 2729 transitions. Word has length 253 [2020-10-19 22:24:37,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:37,951 INFO L481 AbstractCegarLoop]: Abstraction has 2004 states and 2729 transitions. [2020-10-19 22:24:37,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2729 transitions. [2020-10-19 22:24:37,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-10-19 22:24:37,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:37,958 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-19 22:24:38,172 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2020-10-19 22:24:38,173 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:38,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:38,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1561336526, now seen corresponding path program 1 times [2020-10-19 22:24:38,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:38,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014935369] [2020-10-19 22:24:38,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2020-10-19 22:24:38,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014935369] [2020-10-19 22:24:38,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:38,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:38,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116584797] [2020-10-19 22:24:38,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:38,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:38,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:38,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:38,308 INFO L87 Difference]: Start difference. First operand 2004 states and 2729 transitions. Second operand 3 states. [2020-10-19 22:24:38,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:38,440 INFO L93 Difference]: Finished difference Result 5742 states and 7864 transitions. [2020-10-19 22:24:38,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:38,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2020-10-19 22:24:38,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:38,459 INFO L225 Difference]: With dead ends: 5742 [2020-10-19 22:24:38,460 INFO L226 Difference]: Without dead ends: 3746 [2020-10-19 22:24:38,464 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 22:24:38,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3746 states. [2020-10-19 22:24:38,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3746 to 3744. [2020-10-19 22:24:38,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3744 states. [2020-10-19 22:24:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 3744 states and 5134 transitions. [2020-10-19 22:24:38,661 INFO L78 Accepts]: Start accepts. Automaton has 3744 states and 5134 transitions. Word has length 253 [2020-10-19 22:24:38,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:38,661 INFO L481 AbstractCegarLoop]: Abstraction has 3744 states and 5134 transitions. [2020-10-19 22:24:38,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3744 states and 5134 transitions. [2020-10-19 22:24:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-19 22:24:38,669 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:38,670 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-19 22:24:38,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-19 22:24:38,670 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:38,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:38,671 INFO L82 PathProgramCache]: Analyzing trace with hash -914284920, now seen corresponding path program 1 times [2020-10-19 22:24:38,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:38,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778723959] [2020-10-19 22:24:38,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-10-19 22:24:38,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778723959] [2020-10-19 22:24:38,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:38,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:38,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959706487] [2020-10-19 22:24:38,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:38,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:38,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:38,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:38,750 INFO L87 Difference]: Start difference. First operand 3744 states and 5134 transitions. Second operand 3 states. [2020-10-19 22:24:39,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:39,039 INFO L93 Difference]: Finished difference Result 7698 states and 10554 transitions. [2020-10-19 22:24:39,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:39,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2020-10-19 22:24:39,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:39,051 INFO L225 Difference]: With dead ends: 7698 [2020-10-19 22:24:39,052 INFO L226 Difference]: Without dead ends: 3962 [2020-10-19 22:24:39,057 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 22:24:39,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3962 states. [2020-10-19 22:24:39,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3962 to 3744. [2020-10-19 22:24:39,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3744 states. [2020-10-19 22:24:39,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3744 states to 3744 states and 5030 transitions. [2020-10-19 22:24:39,186 INFO L78 Accepts]: Start accepts. Automaton has 3744 states and 5030 transitions. Word has length 256 [2020-10-19 22:24:39,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:39,187 INFO L481 AbstractCegarLoop]: Abstraction has 3744 states and 5030 transitions. [2020-10-19 22:24:39,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3744 states and 5030 transitions. [2020-10-19 22:24:39,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-10-19 22:24:39,196 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:39,196 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2020-10-19 22:24:39,196 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-19 22:24:39,197 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:39,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:39,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1357789354, now seen corresponding path program 1 times [2020-10-19 22:24:39,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:39,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70902081] [2020-10-19 22:24:39,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:39,301 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2020-10-19 22:24:39,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70902081] [2020-10-19 22:24:39,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:39,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:39,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995890015] [2020-10-19 22:24:39,303 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:39,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:39,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:39,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:39,304 INFO L87 Difference]: Start difference. First operand 3744 states and 5030 transitions. Second operand 3 states. [2020-10-19 22:24:39,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:39,510 INFO L93 Difference]: Finished difference Result 7612 states and 10230 transitions. [2020-10-19 22:24:39,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:39,511 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 290 [2020-10-19 22:24:39,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:39,551 INFO L225 Difference]: With dead ends: 7612 [2020-10-19 22:24:39,551 INFO L226 Difference]: Without dead ends: 3876 [2020-10-19 22:24:39,556 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 22:24:39,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3876 states. [2020-10-19 22:24:39,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3876 to 3836. [2020-10-19 22:24:39,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3836 states. [2020-10-19 22:24:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3836 states and 5142 transitions. [2020-10-19 22:24:39,688 INFO L78 Accepts]: Start accepts. Automaton has 3836 states and 5142 transitions. Word has length 290 [2020-10-19 22:24:39,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:39,689 INFO L481 AbstractCegarLoop]: Abstraction has 3836 states and 5142 transitions. [2020-10-19 22:24:39,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 5142 transitions. [2020-10-19 22:24:39,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2020-10-19 22:24:39,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:39,702 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2020-10-19 22:24:39,703 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-19 22:24:39,703 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:39,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:39,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1702375352, now seen corresponding path program 1 times [2020-10-19 22:24:39,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:39,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081216331] [2020-10-19 22:24:39,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:40,034 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2020-10-19 22:24:40,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081216331] [2020-10-19 22:24:40,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:40,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:40,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303631451] [2020-10-19 22:24:40,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:40,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:40,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:40,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:40,037 INFO L87 Difference]: Start difference. First operand 3836 states and 5142 transitions. Second operand 3 states. [2020-10-19 22:24:40,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:40,260 INFO L93 Difference]: Finished difference Result 8044 states and 10852 transitions. [2020-10-19 22:24:40,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:40,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2020-10-19 22:24:40,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:40,270 INFO L225 Difference]: With dead ends: 8044 [2020-10-19 22:24:40,270 INFO L226 Difference]: Without dead ends: 4216 [2020-10-19 22:24:40,276 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 22:24:40,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4216 states. [2020-10-19 22:24:40,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4216 to 4086. [2020-10-19 22:24:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4086 states. [2020-10-19 22:24:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 5442 transitions. [2020-10-19 22:24:40,425 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 5442 transitions. Word has length 311 [2020-10-19 22:24:40,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:40,425 INFO L481 AbstractCegarLoop]: Abstraction has 4086 states and 5442 transitions. [2020-10-19 22:24:40,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:40,426 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 5442 transitions. [2020-10-19 22:24:40,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2020-10-19 22:24:40,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:40,436 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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 22:24:40,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-19 22:24:40,436 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:40,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:40,437 INFO L82 PathProgramCache]: Analyzing trace with hash 602793911, now seen corresponding path program 1 times [2020-10-19 22:24:40,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:40,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315232129] [2020-10-19 22:24:40,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:40,549 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 564 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2020-10-19 22:24:40,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315232129] [2020-10-19 22:24:40,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:40,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:40,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844194579] [2020-10-19 22:24:40,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:40,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:40,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:40,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:40,552 INFO L87 Difference]: Start difference. First operand 4086 states and 5442 transitions. Second operand 3 states. [2020-10-19 22:24:40,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:40,744 INFO L93 Difference]: Finished difference Result 6855 states and 9019 transitions. [2020-10-19 22:24:40,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:40,745 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 321 [2020-10-19 22:24:40,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:40,750 INFO L225 Difference]: With dead ends: 6855 [2020-10-19 22:24:40,750 INFO L226 Difference]: Without dead ends: 2133 [2020-10-19 22:24:40,756 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 22:24:40,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2020-10-19 22:24:40,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 2133. [2020-10-19 22:24:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2133 states. [2020-10-19 22:24:40,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2774 transitions. [2020-10-19 22:24:40,815 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2774 transitions. Word has length 321 [2020-10-19 22:24:40,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:40,816 INFO L481 AbstractCegarLoop]: Abstraction has 2133 states and 2774 transitions. [2020-10-19 22:24:40,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2774 transitions. [2020-10-19 22:24:40,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-10-19 22:24:40,824 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:40,824 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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 22:24:40,824 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-19 22:24:40,825 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:40,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:40,825 INFO L82 PathProgramCache]: Analyzing trace with hash -616309997, now seen corresponding path program 1 times [2020-10-19 22:24:40,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:40,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080954303] [2020-10-19 22:24:40,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 580 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2020-10-19 22:24:40,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080954303] [2020-10-19 22:24:40,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:40,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:40,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383522629] [2020-10-19 22:24:40,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:40,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:40,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:40,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:40,962 INFO L87 Difference]: Start difference. First operand 2133 states and 2774 transitions. Second operand 3 states. [2020-10-19 22:24:41,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:41,135 INFO L93 Difference]: Finished difference Result 4298 states and 5601 transitions. [2020-10-19 22:24:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:41,136 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 337 [2020-10-19 22:24:41,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:41,140 INFO L225 Difference]: With dead ends: 4298 [2020-10-19 22:24:41,140 INFO L226 Difference]: Without dead ends: 2173 [2020-10-19 22:24:41,147 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 22:24:41,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2020-10-19 22:24:41,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 2133. [2020-10-19 22:24:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2133 states. [2020-10-19 22:24:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2734 transitions. [2020-10-19 22:24:41,206 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2734 transitions. Word has length 337 [2020-10-19 22:24:41,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:41,206 INFO L481 AbstractCegarLoop]: Abstraction has 2133 states and 2734 transitions. [2020-10-19 22:24:41,206 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2734 transitions. [2020-10-19 22:24:41,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2020-10-19 22:24:41,215 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:41,215 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2020-10-19 22:24:41,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-19 22:24:41,216 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:41,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:41,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1063549815, now seen corresponding path program 1 times [2020-10-19 22:24:41,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:41,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923121922] [2020-10-19 22:24:41,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 738 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2020-10-19 22:24:41,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923121922] [2020-10-19 22:24:41,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:41,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:41,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684269974] [2020-10-19 22:24:41,370 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:41,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:41,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:41,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:41,371 INFO L87 Difference]: Start difference. First operand 2133 states and 2734 transitions. Second operand 3 states. [2020-10-19 22:24:41,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:41,576 INFO L93 Difference]: Finished difference Result 4268 states and 5466 transitions. [2020-10-19 22:24:41,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:41,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 360 [2020-10-19 22:24:41,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:41,581 INFO L225 Difference]: With dead ends: 4268 [2020-10-19 22:24:41,582 INFO L226 Difference]: Without dead ends: 2143 [2020-10-19 22:24:41,586 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 22:24:41,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2143 states. [2020-10-19 22:24:41,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2143 to 2133. [2020-10-19 22:24:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2133 states. [2020-10-19 22:24:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 2133 states and 2694 transitions. [2020-10-19 22:24:41,652 INFO L78 Accepts]: Start accepts. Automaton has 2133 states and 2694 transitions. Word has length 360 [2020-10-19 22:24:41,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:41,653 INFO L481 AbstractCegarLoop]: Abstraction has 2133 states and 2694 transitions. [2020-10-19 22:24:41,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2694 transitions. [2020-10-19 22:24:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2020-10-19 22:24:41,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:41,663 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2020-10-19 22:24:41,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-19 22:24:41,664 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:41,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:41,664 INFO L82 PathProgramCache]: Analyzing trace with hash -2107174257, now seen corresponding path program 1 times [2020-10-19 22:24:41,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:41,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378437925] [2020-10-19 22:24:41,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:41,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 1011 proven. 26 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2020-10-19 22:24:41,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378437925] [2020-10-19 22:24:41,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069988859] [2020-10-19 22:24:41,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:41,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:42,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:42,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 773 proven. 0 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2020-10-19 22:24:42,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 22:24:42,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-19 22:24:42,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474383617] [2020-10-19 22:24:42,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:42,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:42,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:42,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:42,179 INFO L87 Difference]: Start difference. First operand 2133 states and 2694 transitions. Second operand 3 states. [2020-10-19 22:24:42,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:42,266 INFO L93 Difference]: Finished difference Result 2711 states and 3448 transitions. [2020-10-19 22:24:42,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:42,268 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 393 [2020-10-19 22:24:42,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:42,275 INFO L225 Difference]: With dead ends: 2711 [2020-10-19 22:24:42,275 INFO L226 Difference]: Without dead ends: 2573 [2020-10-19 22:24:42,276 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:42,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2573 states. [2020-10-19 22:24:42,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2573 to 1997. [2020-10-19 22:24:42,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1997 states. [2020-10-19 22:24:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1997 states and 2540 transitions. [2020-10-19 22:24:42,344 INFO L78 Accepts]: Start accepts. Automaton has 1997 states and 2540 transitions. Word has length 393 [2020-10-19 22:24:42,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:42,345 INFO L481 AbstractCegarLoop]: Abstraction has 1997 states and 2540 transitions. [2020-10-19 22:24:42,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:42,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2540 transitions. [2020-10-19 22:24:42,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2020-10-19 22:24:42,351 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:42,351 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 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] [2020-10-19 22:24:42,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:42,565 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:42,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:42,566 INFO L82 PathProgramCache]: Analyzing trace with hash 2021892229, now seen corresponding path program 1 times [2020-10-19 22:24:42,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:42,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381687188] [2020-10-19 22:24:42,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2020-10-19 22:24:42,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381687188] [2020-10-19 22:24:42,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076115331] [2020-10-19 22:24:42,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:43,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:43,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:43,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2020-10-19 22:24:43,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:43,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:43,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408149359] [2020-10-19 22:24:43,274 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:43,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:43,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:43,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:43,275 INFO L87 Difference]: Start difference. First operand 1997 states and 2540 transitions. Second operand 4 states. [2020-10-19 22:24:43,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:43,718 INFO L93 Difference]: Finished difference Result 5016 states and 6404 transitions. [2020-10-19 22:24:43,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 22:24:43,719 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 409 [2020-10-19 22:24:43,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:43,727 INFO L225 Difference]: With dead ends: 5016 [2020-10-19 22:24:43,727 INFO L226 Difference]: Without dead ends: 2985 [2020-10-19 22:24:43,734 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:43,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2985 states. [2020-10-19 22:24:43,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2985 to 2157. [2020-10-19 22:24:43,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2157 states. [2020-10-19 22:24:43,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 2760 transitions. [2020-10-19 22:24:43,809 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 2760 transitions. Word has length 409 [2020-10-19 22:24:43,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:43,810 INFO L481 AbstractCegarLoop]: Abstraction has 2157 states and 2760 transitions. [2020-10-19 22:24:43,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:43,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2760 transitions. [2020-10-19 22:24:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2020-10-19 22:24:43,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:43,817 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 10, 10, 8, 6, 6, 6, 6, 6, 6, 4, 4, 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] [2020-10-19 22:24:44,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:44,033 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:44,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:44,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1865506571, now seen corresponding path program 1 times [2020-10-19 22:24:44,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:44,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20562686] [2020-10-19 22:24:44,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2337 backedges. 1323 proven. 0 refuted. 0 times theorem prover too weak. 1014 trivial. 0 not checked. [2020-10-19 22:24:44,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20562686] [2020-10-19 22:24:44,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:44,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:44,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981751724] [2020-10-19 22:24:44,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:44,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:44,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:44,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:44,220 INFO L87 Difference]: Start difference. First operand 2157 states and 2760 transitions. Second operand 3 states. [2020-10-19 22:24:44,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:44,402 INFO L93 Difference]: Finished difference Result 4486 states and 5763 transitions. [2020-10-19 22:24:44,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:44,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 471 [2020-10-19 22:24:44,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:44,408 INFO L225 Difference]: With dead ends: 4486 [2020-10-19 22:24:44,408 INFO L226 Difference]: Without dead ends: 2337 [2020-10-19 22:24:44,411 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 22:24:44,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2337 states. [2020-10-19 22:24:44,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2337 to 2327. [2020-10-19 22:24:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2327 states. [2020-10-19 22:24:44,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 2955 transitions. [2020-10-19 22:24:44,474 INFO L78 Accepts]: Start accepts. Automaton has 2327 states and 2955 transitions. Word has length 471 [2020-10-19 22:24:44,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:44,475 INFO L481 AbstractCegarLoop]: Abstraction has 2327 states and 2955 transitions. [2020-10-19 22:24:44,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 2955 transitions. [2020-10-19 22:24:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2020-10-19 22:24:44,481 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:44,482 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 6, 6, 6, 6, 4, 4, 2, 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] [2020-10-19 22:24:44,482 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-19 22:24:44,482 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:44,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:44,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1625661125, now seen corresponding path program 1 times [2020-10-19 22:24:44,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:44,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901704551] [2020-10-19 22:24:44,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3102 backedges. 1760 proven. 0 refuted. 0 times theorem prover too weak. 1342 trivial. 0 not checked. [2020-10-19 22:24:44,839 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901704551] [2020-10-19 22:24:44,839 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:44,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:44,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32191805] [2020-10-19 22:24:44,841 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:44,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:44,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:44,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:44,842 INFO L87 Difference]: Start difference. First operand 2327 states and 2955 transitions. Second operand 3 states. [2020-10-19 22:24:45,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:45,052 INFO L93 Difference]: Finished difference Result 4641 states and 5888 transitions. [2020-10-19 22:24:45,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:45,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 533 [2020-10-19 22:24:45,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:45,058 INFO L225 Difference]: With dead ends: 4641 [2020-10-19 22:24:45,058 INFO L226 Difference]: Without dead ends: 2322 [2020-10-19 22:24:45,061 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 22:24:45,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2322 states. [2020-10-19 22:24:45,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2322 to 2322. [2020-10-19 22:24:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2322 states. [2020-10-19 22:24:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 2322 states and 2885 transitions. [2020-10-19 22:24:45,124 INFO L78 Accepts]: Start accepts. Automaton has 2322 states and 2885 transitions. Word has length 533 [2020-10-19 22:24:45,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:45,124 INFO L481 AbstractCegarLoop]: Abstraction has 2322 states and 2885 transitions. [2020-10-19 22:24:45,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:45,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2885 transitions. [2020-10-19 22:24:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2020-10-19 22:24:45,132 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:45,132 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 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] [2020-10-19 22:24:45,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-19 22:24:45,133 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:45,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:45,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1600887189, now seen corresponding path program 1 times [2020-10-19 22:24:45,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:45,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126387924] [2020-10-19 22:24:45,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2020-10-19 22:24:45,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126387924] [2020-10-19 22:24:45,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170518698] [2020-10-19 22:24:45,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:45,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:45,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2020-10-19 22:24:45,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:45,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:45,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587053495] [2020-10-19 22:24:45,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:45,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:45,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:45,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:45,825 INFO L87 Difference]: Start difference. First operand 2322 states and 2885 transitions. Second operand 4 states. [2020-10-19 22:24:46,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:46,058 INFO L93 Difference]: Finished difference Result 3917 states and 4895 transitions. [2020-10-19 22:24:46,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 22:24:46,059 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 599 [2020-10-19 22:24:46,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:46,062 INFO L225 Difference]: With dead ends: 3917 [2020-10-19 22:24:46,062 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 22:24:46,067 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 604 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:46,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 22:24:46,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 22:24:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 22:24:46,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 22:24:46,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 599 [2020-10-19 22:24:46,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:46,069 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 22:24:46,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 22:24:46,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 22:24:46,284 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2020-10-19 22:24:46,288 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 22:24:47,331 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 208 [2020-10-19 22:24:48,106 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 208 [2020-10-19 22:24:48,621 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2020-10-19 22:24:48,902 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-10-19 22:24:49,161 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-19 22:24:49,649 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 47 [2020-10-19 22:24:52,324 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 172 DAG size of output: 106 [2020-10-19 22:24:52,866 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 47 [2020-10-19 22:24:53,239 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 47 [2020-10-19 22:24:53,477 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 22 [2020-10-19 22:24:53,816 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 33 [2020-10-19 22:24:54,234 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 44 [2020-10-19 22:24:56,848 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 172 DAG size of output: 106 [2020-10-19 22:24:57,201 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 47 [2020-10-19 22:24:57,701 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 42 [2020-10-19 22:24:58,015 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 46 [2020-10-19 22:24:58,272 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-19 22:24:58,594 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-10-19 22:24:58,922 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 45 [2020-10-19 22:24:59,185 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2020-10-19 22:24:59,387 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 24 [2020-10-19 22:24:59,916 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 47 [2020-10-19 22:25:00,115 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 19 [2020-10-19 22:25:00,120 INFO L274 CegarLoopResult]: For program point L531(lines 531 537) no Hoare annotation was computed. [2020-10-19 22:25:00,120 INFO L274 CegarLoopResult]: For program point L531-1(lines 531 537) no Hoare annotation was computed. [2020-10-19 22:25:00,120 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-19 22:25:00,121 INFO L274 CegarLoopResult]: For program point L334(lines 334 368) no Hoare annotation was computed. [2020-10-19 22:25:00,121 INFO L274 CegarLoopResult]: For program point L334-1(lines 334 368) no Hoare annotation was computed. [2020-10-19 22:25:00,121 INFO L274 CegarLoopResult]: For program point L202(lines 202 547) no Hoare annotation was computed. [2020-10-19 22:25:00,122 INFO L274 CegarLoopResult]: For program point L169(lines 169 558) no Hoare annotation was computed. [2020-10-19 22:25:00,122 INFO L274 CegarLoopResult]: For program point L136(lines 136 569) no Hoare annotation was computed. [2020-10-19 22:25:00,122 INFO L274 CegarLoopResult]: For program point L103(lines 103 580) no Hoare annotation was computed. [2020-10-19 22:25:00,122 INFO L274 CegarLoopResult]: For program point L467(lines 467 469) no Hoare annotation was computed. [2020-10-19 22:25:00,122 INFO L274 CegarLoopResult]: For program point L401(lines 401 403) no Hoare annotation was computed. [2020-10-19 22:25:00,122 INFO L274 CegarLoopResult]: For program point L335(lines 335 365) no Hoare annotation was computed. [2020-10-19 22:25:00,123 INFO L270 CegarLoopResult]: At program point L203(lines 199 548) the Hoare annotation is: (let ((.cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse0 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0 .cse1) (and .cse2 .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse2 .cse0 .cse1) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0 .cse1))) [2020-10-19 22:25:00,123 INFO L270 CegarLoopResult]: At program point L104(lines 103 580) the Hoare annotation is: false [2020-10-19 22:25:00,123 INFO L277 CegarLoopResult]: At program point L600(lines 99 601) the Hoare annotation is: true [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L534(lines 534 536) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L205(lines 205 546) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L172(lines 172 557) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L139(lines 139 568) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L106(lines 106 579) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L305(lines 305 312) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L274 CegarLoopResult]: For program point L305-2(lines 305 312) no Hoare annotation was computed. [2020-10-19 22:25:00,124 INFO L270 CegarLoopResult]: At program point L206(lines 205 546) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2020-10-19 22:25:00,125 INFO L270 CegarLoopResult]: At program point L173(lines 169 558) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse2 .cse5 .cse6 .cse7 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse1 .cse3 .cse4 .cse8 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,125 INFO L270 CegarLoopResult]: At program point L140(lines 136 569) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse8 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-10-19 22:25:00,125 INFO L274 CegarLoopResult]: For program point L340(lines 340 363) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L270 CegarLoopResult]: At program point L208(lines 207 546) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L175(lines 175 556) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L142(lines 142 567) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L109(lines 109 578) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L605(lines 605 607) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 607) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L506(lines 506 509) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L275(lines 275 277) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L275-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:00,126 INFO L274 CegarLoopResult]: For program point L441(lines 441 443) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L309(lines 309 311) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L343(lines 343 347) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L244(lines 244 254) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L178(lines 178 555) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L145(lines 145 566) no Hoare annotation was computed. [2020-10-19 22:25:00,127 INFO L274 CegarLoopResult]: For program point L112(lines 112 577) no Hoare annotation was computed. [2020-10-19 22:25:00,128 INFO L274 CegarLoopResult]: For program point L476(lines 476 478) no Hoare annotation was computed. [2020-10-19 22:25:00,128 INFO L274 CegarLoopResult]: For program point L377(lines 377 409) no Hoare annotation was computed. [2020-10-19 22:25:00,128 INFO L274 CegarLoopResult]: For program point L245(lines 245 248) no Hoare annotation was computed. [2020-10-19 22:25:00,128 INFO L270 CegarLoopResult]: At program point L212(lines 106 579) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)))) [2020-10-19 22:25:00,129 INFO L270 CegarLoopResult]: At program point L179(lines 175 556) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse2 .cse5 .cse6 .cse7 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse1 .cse3 .cse4 .cse8 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,129 INFO L270 CegarLoopResult]: At program point L146(lines 142 567) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse1 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,129 INFO L274 CegarLoopResult]: For program point L444(lines 444 453) no Hoare annotation was computed. [2020-10-19 22:25:00,129 INFO L274 CegarLoopResult]: For program point L378(lines 378 384) no Hoare annotation was computed. [2020-10-19 22:25:00,129 INFO L277 CegarLoopResult]: At program point L610(lines 12 612) the Hoare annotation is: true [2020-10-19 22:25:00,130 INFO L270 CegarLoopResult]: At program point L544(lines 100 599) the Hoare annotation is: (let ((.cse22 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse26 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse23 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse28 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse24 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse29 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse25 (not .cse4)) (.cse20 (<= ULTIMATE.start_ssl3_accept_~s__state~0 3)) (.cse5 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse21 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0)) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse9 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse10 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not .cse26)) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse30 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse14 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse15 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not .cse22)) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512) .cse5) (and .cse0 .cse4 .cse6 .cse5) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19) (and .cse9 .cse20) (and .cse0 .cse9 .cse6) (and .cse21 .cse22) (and .cse7 .cse8 .cse10 .cse11 .cse12 .cse6 .cse14 .cse15 .cse21 .cse16 .cse17 .cse18 .cse19) (and .cse23 .cse18 .cse24 .cse25) (and .cse21 .cse26) (and .cse23 .cse20) (and .cse9 .cse18 .cse24) (and .cse7 .cse8 .cse9 .cse17 .cse10 .cse12 .cse6 .cse14 .cse19) (and .cse27 .cse23 .cse14 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse25) (and .cse0 .cse13 .cse4 .cse5) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse1 .cse27 .cse4 .cse14) (and .cse2 .cse9 .cse28 .cse4 .cse24) (and .cse0 .cse2 .cse28 .cse24 .cse29 .cse5) (and .cse1 .cse2 .cse3 .cse25) (and .cse4 .cse26 .cse5) (and .cse0 .cse30 .cse4 .cse5) (and .cse21 .cse2 .cse28 .cse24) (and .cse5 .cse20) (and .cse0 .cse21 .cse6) (and .cse2 .cse28 .cse24 .cse29 .cse5 .cse25) (and .cse21 .cse20) (and .cse7 .cse8 .cse10 .cse11 .cse12 .cse30 .cse14 .cse15 .cse21 .cse16 .cse17 .cse18 .cse19) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8528) .cse4 .cse5) (and .cse4 .cse22 .cse5) (and .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse21 .cse16 .cse17 .cse18 .cse19) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse30 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19)))) [2020-10-19 22:25:00,130 INFO L274 CegarLoopResult]: For program point L181(lines 181 554) no Hoare annotation was computed. [2020-10-19 22:25:00,130 INFO L274 CegarLoopResult]: For program point L148(lines 148 565) no Hoare annotation was computed. [2020-10-19 22:25:00,130 INFO L274 CegarLoopResult]: For program point L115(lines 115 576) no Hoare annotation was computed. [2020-10-19 22:25:00,131 INFO L274 CegarLoopResult]: For program point L479(lines 479 483) no Hoare annotation was computed. [2020-10-19 22:25:00,131 INFO L274 CegarLoopResult]: For program point L479-2(lines 479 483) no Hoare annotation was computed. [2020-10-19 22:25:00,131 INFO L274 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-19 22:25:00,131 INFO L274 CegarLoopResult]: For program point L514(lines 514 516) no Hoare annotation was computed. [2020-10-19 22:25:00,131 INFO L274 CegarLoopResult]: For program point L448(lines 448 450) no Hoare annotation was computed. [2020-10-19 22:25:00,131 INFO L274 CegarLoopResult]: For program point L217(lines 217 219) no Hoare annotation was computed. [2020-10-19 22:25:00,132 INFO L274 CegarLoopResult]: For program point L184(lines 184 553) no Hoare annotation was computed. [2020-10-19 22:25:00,132 INFO L274 CegarLoopResult]: For program point L151(lines 151 564) no Hoare annotation was computed. [2020-10-19 22:25:00,132 INFO L274 CegarLoopResult]: For program point L217-2(lines 217 219) no Hoare annotation was computed. [2020-10-19 22:25:00,132 INFO L274 CegarLoopResult]: For program point L118(lines 118 575) no Hoare annotation was computed. [2020-10-19 22:25:00,132 INFO L274 CegarLoopResult]: For program point L581(lines 581 597) no Hoare annotation was computed. [2020-10-19 22:25:00,132 INFO L270 CegarLoopResult]: At program point L515(lines 73 611) the Hoare annotation is: false [2020-10-19 22:25:00,133 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 22:25:00,133 INFO L270 CegarLoopResult]: At program point L185(lines 181 554) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (or (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0))) [2020-10-19 22:25:00,133 INFO L270 CegarLoopResult]: At program point L152(lines 148 565) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse1 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,133 INFO L274 CegarLoopResult]: For program point L86(lines 86 88) no Hoare annotation was computed. [2020-10-19 22:25:00,133 INFO L274 CegarLoopResult]: For program point L86-2(lines 83 89) no Hoare annotation was computed. [2020-10-19 22:25:00,134 INFO L274 CegarLoopResult]: For program point L582(lines 582 596) no Hoare annotation was computed. [2020-10-19 22:25:00,134 INFO L274 CegarLoopResult]: For program point L351(lines 351 359) no Hoare annotation was computed. [2020-10-19 22:25:00,134 INFO L274 CegarLoopResult]: For program point L583(lines 583 588) no Hoare annotation was computed. [2020-10-19 22:25:00,134 INFO L274 CegarLoopResult]: For program point L517(lines 517 519) no Hoare annotation was computed. [2020-10-19 22:25:00,134 INFO L274 CegarLoopResult]: For program point L583-2(lines 582 596) no Hoare annotation was computed. [2020-10-19 22:25:00,135 INFO L270 CegarLoopResult]: At program point L352(lines 328 370) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse1 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,135 INFO L274 CegarLoopResult]: For program point L187(lines 187 552) no Hoare annotation was computed. [2020-10-19 22:25:00,135 INFO L274 CegarLoopResult]: For program point L154(lines 154 563) no Hoare annotation was computed. [2020-10-19 22:25:00,135 INFO L274 CegarLoopResult]: For program point L121(lines 121 574) no Hoare annotation was computed. [2020-10-19 22:25:00,135 INFO L274 CegarLoopResult]: For program point L419(lines 419 421) no Hoare annotation was computed. [2020-10-19 22:25:00,136 INFO L270 CegarLoopResult]: At program point L386(lines 377 409) the Hoare annotation is: (let ((.cse0 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse7 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-10-19 22:25:00,136 INFO L270 CegarLoopResult]: At program point L122(lines 118 575) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse1 .cse0 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse0 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-10-19 22:25:00,136 INFO L274 CegarLoopResult]: For program point L585(lines 585 587) no Hoare annotation was computed. [2020-10-19 22:25:00,136 INFO L274 CegarLoopResult]: For program point L354(lines 354 356) no Hoare annotation was computed. [2020-10-19 22:25:00,136 INFO L274 CegarLoopResult]: For program point L288(lines 288 290) no Hoare annotation was computed. [2020-10-19 22:25:00,136 INFO L274 CegarLoopResult]: For program point L222(lines 222 224) no Hoare annotation was computed. [2020-10-19 22:25:00,137 INFO L274 CegarLoopResult]: For program point L288-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:00,137 INFO L274 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-10-19 22:25:00,137 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 22:25:00,137 INFO L274 CegarLoopResult]: For program point L322-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:00,137 INFO L274 CegarLoopResult]: For program point L190(lines 190 551) no Hoare annotation was computed. [2020-10-19 22:25:00,137 INFO L274 CegarLoopResult]: For program point L157(lines 157 562) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L274 CegarLoopResult]: For program point L124(lines 124 573) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L274 CegarLoopResult]: For program point L91(lines 91 95) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L274 CegarLoopResult]: For program point L91-1(lines 73 611) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L274 CegarLoopResult]: For program point L521(lines 521 525) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L274 CegarLoopResult]: For program point L521-2(lines 521 525) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L274 CegarLoopResult]: For program point L389(lines 389 407) no Hoare annotation was computed. [2020-10-19 22:25:00,138 INFO L270 CegarLoopResult]: At program point L191(lines 187 552) the Hoare annotation is: (let ((.cse5 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)))) (or (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-10-19 22:25:00,138 INFO L270 CegarLoopResult]: At program point L158(lines 154 563) the Hoare annotation is: (let ((.cse0 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse7 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-10-19 22:25:00,139 INFO L270 CegarLoopResult]: At program point L125(lines 124 573) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,139 INFO L274 CegarLoopResult]: For program point L92(lines 92 94) no Hoare annotation was computed. [2020-10-19 22:25:00,139 INFO L274 CegarLoopResult]: For program point L489(lines 489 492) no Hoare annotation was computed. [2020-10-19 22:25:00,139 INFO L274 CegarLoopResult]: For program point L390(lines 390 396) no Hoare annotation was computed. [2020-10-19 22:25:00,139 INFO L277 CegarLoopResult]: At program point L622(lines 613 624) the Hoare annotation is: true [2020-10-19 22:25:00,139 INFO L274 CegarLoopResult]: For program point L193(lines 193 550) no Hoare annotation was computed. [2020-10-19 22:25:00,139 INFO L274 CegarLoopResult]: For program point L160(lines 160 561) no Hoare annotation was computed. [2020-10-19 22:25:00,139 INFO L274 CegarLoopResult]: For program point L127(lines 127 572) no Hoare annotation was computed. [2020-10-19 22:25:00,140 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 22:25:00,140 INFO L274 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2020-10-19 22:25:00,140 INFO L274 CegarLoopResult]: For program point L458(lines 458 460) no Hoare annotation was computed. [2020-10-19 22:25:00,140 INFO L274 CegarLoopResult]: For program point L260(lines 260 262) no Hoare annotation was computed. [2020-10-19 22:25:00,140 INFO L274 CegarLoopResult]: For program point L227(lines 227 238) no Hoare annotation was computed. [2020-10-19 22:25:00,140 INFO L274 CegarLoopResult]: For program point L227-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:00,141 INFO L274 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-10-19 22:25:00,141 INFO L274 CegarLoopResult]: For program point L294-2(lines 294 298) no Hoare annotation was computed. [2020-10-19 22:25:00,141 INFO L274 CegarLoopResult]: For program point L427-1(lines 427 435) no Hoare annotation was computed. [2020-10-19 22:25:00,141 INFO L274 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-10-19 22:25:00,141 INFO L274 CegarLoopResult]: For program point L196(lines 196 549) no Hoare annotation was computed. [2020-10-19 22:25:00,141 INFO L274 CegarLoopResult]: For program point L163(lines 163 560) no Hoare annotation was computed. [2020-10-19 22:25:00,142 INFO L274 CegarLoopResult]: For program point L130(lines 130 571) no Hoare annotation was computed. [2020-10-19 22:25:00,142 INFO L274 CegarLoopResult]: For program point L494(lines 494 500) no Hoare annotation was computed. [2020-10-19 22:25:00,142 INFO L270 CegarLoopResult]: At program point L197(lines 193 550) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse4 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (or (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5)))) [2020-10-19 22:25:00,142 INFO L270 CegarLoopResult]: At program point L164(lines 160 561) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse7 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-10-19 22:25:00,142 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 22:25:00,143 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-19 22:25:00,143 INFO L274 CegarLoopResult]: For program point L430(lines 430 433) no Hoare annotation was computed. [2020-10-19 22:25:00,143 INFO L274 CegarLoopResult]: For program point L331(lines 331 369) no Hoare annotation was computed. [2020-10-19 22:25:00,143 INFO L274 CegarLoopResult]: For program point L199(lines 199 548) no Hoare annotation was computed. [2020-10-19 22:25:00,143 INFO L274 CegarLoopResult]: For program point L166(lines 166 559) no Hoare annotation was computed. [2020-10-19 22:25:00,143 INFO L274 CegarLoopResult]: For program point L133(lines 133 570) no Hoare annotation was computed. [2020-10-19 22:25:00,144 INFO L270 CegarLoopResult]: At program point L100-2(lines 100 599) the Hoare annotation is: (let ((.cse22 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse26 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse23 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse28 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse24 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse29 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse25 (not .cse4)) (.cse20 (<= ULTIMATE.start_ssl3_accept_~s__state~0 3)) (.cse5 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse21 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0)) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse9 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse10 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not .cse26)) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse30 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse14 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse15 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not .cse22)) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512) .cse5) (and .cse0 .cse4 .cse6 .cse5) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19) (and .cse9 .cse20) (and .cse0 .cse9 .cse6) (and .cse21 .cse22) (and .cse7 .cse8 .cse10 .cse11 .cse12 .cse6 .cse14 .cse15 .cse21 .cse16 .cse17 .cse18 .cse19) (and .cse23 .cse18 .cse24 .cse25) (and .cse21 .cse26) (and .cse23 .cse20) (and .cse9 .cse18 .cse24) (and .cse7 .cse8 .cse9 .cse17 .cse10 .cse12 .cse6 .cse14 .cse19) (and .cse27 .cse23 .cse14 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse25) (and .cse0 .cse13 .cse4 .cse5) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse1 .cse27 .cse4 .cse14) (and .cse2 .cse9 .cse28 .cse4 .cse24) (and .cse0 .cse2 .cse28 .cse24 .cse29 .cse5) (and .cse1 .cse2 .cse3 .cse25) (and .cse4 .cse26 .cse5) (and .cse0 .cse30 .cse4 .cse5) (and .cse21 .cse2 .cse28 .cse24) (and .cse5 .cse20) (and .cse0 .cse21 .cse6) (and .cse2 .cse28 .cse24 .cse29 .cse5 .cse25) (and .cse21 .cse20) (and .cse7 .cse8 .cse10 .cse11 .cse12 .cse30 .cse14 .cse15 .cse21 .cse16 .cse17 .cse18 .cse19) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8528) .cse4 .cse5) (and .cse4 .cse22 .cse5) (and .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse21 .cse16 .cse17 .cse18 .cse19) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse30 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19)))) [2020-10-19 22:25:00,144 INFO L274 CegarLoopResult]: For program point L497(lines 497 499) no Hoare annotation was computed. [2020-10-19 22:25:00,144 INFO L274 CegarLoopResult]: For program point L497-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:00,144 INFO L270 CegarLoopResult]: At program point L398(lines 389 407) the Hoare annotation is: (let ((.cse0 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse7 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-10-19 22:25:00,144 INFO L274 CegarLoopResult]: For program point L233(lines 233 236) no Hoare annotation was computed. [2020-10-19 22:25:00,145 INFO L270 CegarLoopResult]: At program point L167(lines 166 559) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse2 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (.cse3 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse3) (and .cse1 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse3 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) (not .cse2)) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse3) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse1 .cse2 .cse3))) [2020-10-19 22:25:00,145 INFO L270 CegarLoopResult]: At program point L134(lines 127 572) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse9 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 .cse2 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse1 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:00,145 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-19 22:25:00,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 10:25:00 BoogieIcfgContainer [2020-10-19 22:25:00,192 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 22:25:00,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 22:25:00,193 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 22:25:00,193 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 22:25:00,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:28" (3/4) ... [2020-10-19 22:25:00,197 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 22:25:00,216 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-19 22:25:00,218 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 22:25:00,219 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 22:25:00,220 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 22:25:00,331 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 22:25:00,332 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 22:25:00,333 INFO L168 Benchmark]: Toolchain (without parser) took 33556.80 ms. Allocated memory was 40.9 MB in the beginning and 497.5 MB in the end (delta: 456.7 MB). Free memory was 18.6 MB in the beginning and 25.7 MB in the end (delta: -7.1 MB). Peak memory consumption was 449.5 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,334 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.7 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.44 ms. Allocated memory was 40.9 MB in the beginning and 41.4 MB in the end (delta: 524.3 kB). Free memory was 17.7 MB in the beginning and 12.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 9.0 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.37 ms. Allocated memory is still 41.4 MB. Free memory was 12.5 MB in the beginning and 9.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,335 INFO L168 Benchmark]: Boogie Preprocessor took 64.62 ms. Allocated memory was 41.4 MB in the beginning and 43.5 MB in the end (delta: 2.1 MB). Free memory was 9.4 MB in the beginning and 24.7 MB in the end (delta: -15.3 MB). Peak memory consumption was 126.6 kB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,335 INFO L168 Benchmark]: RCFGBuilder took 1084.26 ms. Allocated memory was 43.5 MB in the beginning and 46.1 MB in the end (delta: 2.6 MB). Free memory was 24.7 MB in the beginning and 26.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,336 INFO L168 Benchmark]: TraceAbstraction took 31680.27 ms. Allocated memory was 46.1 MB in the beginning and 497.5 MB in the end (delta: 451.4 MB). Free memory was 26.3 MB in the beginning and 43.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 452.3 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,336 INFO L168 Benchmark]: Witness Printer took 139.33 ms. Allocated memory is still 497.5 MB. Free memory was 43.1 MB in the beginning and 25.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:00,339 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 7.7 MB in the beginning and 7.7 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 481.44 ms. Allocated memory was 40.9 MB in the beginning and 41.4 MB in the end (delta: 524.3 kB). Free memory was 17.7 MB in the beginning and 12.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 9.0 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 95.37 ms. Allocated memory is still 41.4 MB. Free memory was 12.5 MB in the beginning and 9.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 64.62 ms. Allocated memory was 41.4 MB in the beginning and 43.5 MB in the end (delta: 2.1 MB). Free memory was 9.4 MB in the beginning and 24.7 MB in the end (delta: -15.3 MB). Peak memory consumption was 126.6 kB. Max. memory is 14.3 GB. * RCFGBuilder took 1084.26 ms. Allocated memory was 43.5 MB in the beginning and 46.1 MB in the end (delta: 2.6 MB). Free memory was 24.7 MB in the beginning and 26.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 14.3 GB. * TraceAbstraction took 31680.27 ms. Allocated memory was 46.1 MB in the beginning and 497.5 MB in the end (delta: 451.4 MB). Free memory was 26.3 MB in the beginning and 43.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 452.3 MB. Max. memory is 14.3 GB. * Witness Printer took 139.33 ms. Allocated memory is still 497.5 MB. Free memory was 43.1 MB in the beginning and 25.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: 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: 118]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && s__s3__tmp__next_state___0 <= 8576) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && s__hit == 0) && 8448 <= s__state) && 2 == blastFlag) || ((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8496 == s__state)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state)) || ((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: ((((((((((!(8496 == s__state) && !(s__state == 8480)) && blastFlag == 1) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || ((((((((((!(8496 == s__state) && !(s__state == 8480)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__hit == 0) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) && 2 == blastFlag)) || (((((((((!(8496 == s__state) && blastFlag == 0) && !(s__state == 8480)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((((((!(s__state == 8673) && blastFlag == 0) && s__state <= 8672) && 8640 <= s__state) && !(s__state == 8672)) || (((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && s__state <= 8672) && 8640 <= s__state) && !(s__state == 8672)) && 2 == blastFlag)) || (((((!(s__state == 8673) && s__state <= 8672) && blastFlag == 1) && s__hit == 0) && 8640 <= s__state) && !(s__state == 8672))) || (((((!(s__state == 8673) && s__state <= 8672) && 8640 <= s__state) && !(s__state == 8672)) && 2 == blastFlag) && !(s__hit == 0)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && 2 == blastFlag) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__hit == 0) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8672 <= s__state) || ((s__hit == 0 && s__state == 8512) && 2 == blastFlag)) || (((s__s3__tmp__next_state___0 <= 8576 && s__hit == 0) && s__state <= 8576) && 2 == blastFlag)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && blastFlag == 1) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && 8448 <= s__state) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || (blastFlag == 1 && s__state <= 3)) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 1) && s__state <= 8576)) || (blastFlag == 0 && s__state == 8544)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || (((s__s3__tmp__next_state___0 <= 8640 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || (blastFlag == 0 && 8560 == s__state)) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 3)) || ((blastFlag == 1 && s__state <= 8640) && 8640 <= s__state)) || ((((((((!(s__state == 8545) && !(s__state == 8480)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481))) || ((((s__state <= 8448 && s__s3__tmp__next_state___0 <= 8640) && 8448 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && s__state == 8592) && s__hit == 0) && 2 == blastFlag)) || ((((s__s3__tmp__next_state___0 <= 3 && blastFlag <= 3) && s__state <= 8448) && s__hit == 0) && 8448 <= s__state)) || ((((s__state <= 8672 && blastFlag == 1) && !(s__state == 8657)) && s__hit == 0) && 8640 <= s__state)) || (((((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8672) && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && 2 == blastFlag)) || (((blastFlag <= 3 && s__state <= 8672) && 8672 <= s__state) && !(s__hit == 0))) || ((s__hit == 0 && 8560 == s__state) && 2 == blastFlag)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state == 8608) && s__hit == 0) && 2 == blastFlag)) || (((blastFlag == 0 && s__state <= 8672) && !(s__state == 8657)) && 8640 <= s__state)) || (2 == blastFlag && s__state <= 3)) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((s__state <= 8672 && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && 2 == blastFlag) && !(s__hit == 0))) || (blastFlag == 0 && s__state <= 3)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8608) && 8448 <= s__state) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || ((s__state == 8528 && s__hit == 0) && 2 == blastFlag)) || ((s__hit == 0 && s__state == 8544) && 2 == blastFlag)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && 8448 <= s__state) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && blastFlag == 1) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8608) && 8448 <= s__state) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481)) - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && 2 == blastFlag) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__hit == 0) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481)) || (((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && 8448 <= s__state) && 2 == blastFlag) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && s__hit == 0) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: ((((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && !(8448 == s__state)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8448) && !(8448 == s__state))) || ((((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && !(8448 == s__state)) && s__hit == 0) && 2 == blastFlag) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (((((((((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8672) && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__state == 8656)) && 2 == blastFlag) || (((((s__state <= 8672 && blastFlag == 1) && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__state == 8656))) || ((((((s__state <= 8672 && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__state == 8656)) && !(s__hit == 0))) || ((((((s__state <= 8672 && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__state == 8656)) && 2 == blastFlag) && !(s__hit == 0))) || (((((blastFlag == 0 && s__state <= 8672) && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__state == 8656)) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__hit == 0) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) && 2 == blastFlag) || (((((((((!(s__state == 8545) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481))) || ((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8672 <= s__state) || ((s__hit == 0 && s__state == 8512) && 2 == blastFlag)) || (((s__s3__tmp__next_state___0 <= 8576 && s__hit == 0) && s__state <= 8576) && 2 == blastFlag)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && blastFlag == 1) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && 8448 <= s__state) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || (blastFlag == 1 && s__state <= 3)) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 1) && s__state <= 8576)) || (blastFlag == 0 && s__state == 8544)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || (((s__s3__tmp__next_state___0 <= 8640 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || (blastFlag == 0 && 8560 == s__state)) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 3)) || ((blastFlag == 1 && s__state <= 8640) && 8640 <= s__state)) || ((((((((!(s__state == 8545) && !(s__state == 8480)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481))) || ((((s__state <= 8448 && s__s3__tmp__next_state___0 <= 8640) && 8448 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && s__state == 8592) && s__hit == 0) && 2 == blastFlag)) || ((((s__s3__tmp__next_state___0 <= 3 && blastFlag <= 3) && s__state <= 8448) && s__hit == 0) && 8448 <= s__state)) || ((((s__state <= 8672 && blastFlag == 1) && !(s__state == 8657)) && s__hit == 0) && 8640 <= s__state)) || (((((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8672) && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && 2 == blastFlag)) || (((blastFlag <= 3 && s__state <= 8672) && 8672 <= s__state) && !(s__hit == 0))) || ((s__hit == 0 && 8560 == s__state) && 2 == blastFlag)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state == 8608) && s__hit == 0) && 2 == blastFlag)) || (((blastFlag == 0 && s__state <= 8672) && !(s__state == 8657)) && 8640 <= s__state)) || (2 == blastFlag && s__state <= 3)) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((s__state <= 8672 && !(s__state == 8657)) && 8640 <= s__state) && !(s__state == 8672)) && 2 == blastFlag) && !(s__hit == 0))) || (blastFlag == 0 && s__state <= 3)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8608) && 8448 <= s__state) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || ((s__state == 8528 && s__hit == 0) && 2 == blastFlag)) || ((s__hit == 0 && s__state == 8544) && 2 == blastFlag)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && 8448 <= s__state) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481))) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && blastFlag == 1) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8608) && 8448 <= s__state) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && !(s__state == 8481)) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481)) || (((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && 8448 <= s__state) && 2 == blastFlag) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__state <= 8640) && s__hit == 0) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && s__state <= 8576) && s__hit == 0) && 8448 <= s__state) && !(s__state == 8481)) && 2 == blastFlag) || (((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481))) || (((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || (((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && 2 == blastFlag) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__hit == 0) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((((((((((!(8496 == s__state) && !(s__state == 8480)) && blastFlag == 1) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || ((((((((((!(8496 == s__state) && !(s__state == 8480)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__hit == 0) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) && 2 == blastFlag)) || (((((((((!(8496 == s__state) && blastFlag == 0) && !(s__state == 8480)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && s__hit == 0) && 8448 <= s__state) && 2 == blastFlag) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8448 <= s__state)) || ((((s__state <= 8448 && s__s3__tmp__next_state___0 <= 8640) && 8448 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8448) && 8448 <= s__state)) || ((((s__s3__tmp__next_state___0 <= 3 && blastFlag <= 3) && s__state <= 8448) && s__hit == 0) && 8448 <= s__state) - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481)) && 2 == blastFlag) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && s__s3__tmp__next_state___0 <= 8640) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((((((((!(8496 == s__state) && !(s__state == 8480)) && blastFlag == 1) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || ((((((((((!(8496 == s__state) && !(s__state == 8480)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__hit == 0) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) && 2 == blastFlag)) || (((((((((!(8496 == s__state) && blastFlag == 0) && !(s__state == 8480)) && !(8448 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && !(8497 == s__state)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((((blastFlag == 0 && 8672 <= s__state) && !(12292 == s__state)) || (((blastFlag <= 3 && 8672 <= s__state) && !(12292 == s__state)) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && 8672 <= s__state) && !(12292 == s__state))) || ((blastFlag == 1 && 8672 <= s__state) && !(12292 == s__state)) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8545) && !(8496 == s__state)) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) || ((((((((((((!(s__state == 8545) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && 2 == blastFlag) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__hit == 0) && !(s__state == 8481))) || (((((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(s__state == 8544)) && !(8448 == s__state)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481)) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((s__s3__tmp__next_state___0 <= 8576 && s__state == 8608) && s__hit == 0) && 2 == blastFlag) || (blastFlag == 0 && s__state == 8608)) || (blastFlag == 1 && s__state == 8608) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 142 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.7s, OverallIterations: 35, TraceHistogramMax: 19, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6694 SDtfs, 4128 SDslu, 3183 SDs, 0 SdLazy, 3455 SolverSat, 958 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1999 GetRequests, 1954 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4086occurred in iteration=27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 35 MinimizatonAttempts, 4500 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 241 NumberOfFragments, 3347 HoareAnnotationTreeSize, 28 FomulaSimplifications, 155193 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 28 FomulaSimplificationsInter, 30432 FormulaSimplificationTreeSizeReductionInter, 11.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 9249 NumberOfCodeBlocks, 9249 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 9209 ConstructedInterpolants, 0 QuantifiedInterpolants, 3966998 SizeOfPredicates, 8 NumberOfNonLiveVariables, 3115 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 40 InterpolantComputations, 31 PerfectInterpolantSequences, 30536/30750 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...