./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_2.cil-1.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_2.cil-1.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 724fb2d5eb33b2f1563a1f753919b88185f2f4bb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:24:19,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 22:24:19,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 22:24:20,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 22:24:20,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 22:24:20,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 22:24:20,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 22:24:20,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 22:24:20,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 22:24:20,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 22:24:20,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 22:24:20,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 22:24:20,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 22:24:20,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 22:24:20,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 22:24:20,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 22:24:20,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 22:24:20,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 22:24:20,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 22:24:20,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 22:24:20,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 22:24:20,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 22:24:20,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 22:24:20,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 22:24:20,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 22:24:20,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 22:24:20,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 22:24:20,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 22:24:20,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 22:24:20,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 22:24:20,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 22:24:20,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 22:24:20,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 22:24:20,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 22:24:20,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 22:24:20,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 22:24:20,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 22:24:20,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 22:24:20,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 22:24:20,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 22:24:20,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 22:24:20,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-19 22:24:20,098 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 22:24:20,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 22:24:20,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 22:24:20,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 22:24:20,100 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 22:24:20,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 22:24:20,101 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 22:24:20,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 22:24:20,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 22:24:20,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 22:24:20,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 22:24:20,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 22:24:20,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 22:24:20,102 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 22:24:20,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 22:24:20,103 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 22:24:20,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 22:24:20,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 22:24:20,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 22:24:20,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 22:24:20,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 22:24:20,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 22:24:20,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 22:24:20,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 22:24:20,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 22:24:20,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 22:24:20,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 22:24:20,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 22:24:20,106 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 22:24:20,107 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 -> 724fb2d5eb33b2f1563a1f753919b88185f2f4bb [2020-10-19 22:24:20,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 22:24:20,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 22:24:20,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 22:24:20,351 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 22:24:20,354 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 22:24:20,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_2.cil-1.c [2020-10-19 22:24:20,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559ed0721/ef8dffa06829497185978d799e46e1ee/FLAG974fc5613 [2020-10-19 22:24:20,997 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 22:24:20,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_2.cil-1.c [2020-10-19 22:24:21,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559ed0721/ef8dffa06829497185978d799e46e1ee/FLAG974fc5613 [2020-10-19 22:24:21,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559ed0721/ef8dffa06829497185978d799e46e1ee [2020-10-19 22:24:21,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 22:24:21,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 22:24:21,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:21,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 22:24:21,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 22:24:21,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d99696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21, skipping insertion in model container [2020-10-19 22:24:21,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 22:24:21,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 22:24:21,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:21,704 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 22:24:21,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 22:24:21,783 INFO L208 MainTranslator]: Completed translation [2020-10-19 22:24:21,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21 WrapperNode [2020-10-19 22:24:21,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 22:24:21,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:21,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 22:24:21,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 22:24:21,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 22:24:21,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 22:24:21,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 22:24:21,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 22:24:21,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (1/1) ... [2020-10-19 22:24:21,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 22:24:21,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 22:24:21,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 22:24:21,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 22:24:21,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (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 22:24:21,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 22:24:21,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 22:24:21,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 22:24:21,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 22:24:22,121 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 22:24:22,745 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-19 22:24:22,745 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-19 22:24:22,758 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 22:24:22,758 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 22:24:22,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:22 BoogieIcfgContainer [2020-10-19 22:24:22,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 22:24:22,762 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 22:24:22,762 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 22:24:22,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 22:24:22,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 10:24:21" (1/3) ... [2020-10-19 22:24:22,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@acf1408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:22, skipping insertion in model container [2020-10-19 22:24:22,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 10:24:21" (2/3) ... [2020-10-19 22:24:22,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@acf1408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 10:24:22, skipping insertion in model container [2020-10-19 22:24:22,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:22" (3/3) ... [2020-10-19 22:24:22,769 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_2.cil-1.c [2020-10-19 22:24:22,781 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 22:24:22,789 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-19 22:24:22,804 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-19 22:24:22,832 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 22:24:22,832 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 22:24:22,833 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 22:24:22,833 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 22:24:22,833 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 22:24:22,834 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 22:24:22,834 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 22:24:22,834 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 22:24:22,855 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-10-19 22:24:22,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-19 22:24:22,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:22,866 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 22:24:22,867 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:22,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:22,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1632005994, now seen corresponding path program 1 times [2020-10-19 22:24:22,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:22,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585008394] [2020-10-19 22:24:22,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:23,143 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 22:24:23,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585008394] [2020-10-19 22:24:23,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:23,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:23,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732666672] [2020-10-19 22:24:23,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:23,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:23,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:23,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:23,169 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-10-19 22:24:23,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:23,498 INFO L93 Difference]: Finished difference Result 329 states and 565 transitions. [2020-10-19 22:24:23,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:23,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-10-19 22:24:23,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:23,515 INFO L225 Difference]: With dead ends: 329 [2020-10-19 22:24:23,516 INFO L226 Difference]: Without dead ends: 175 [2020-10-19 22:24:23,520 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 22:24:23,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-19 22:24:23,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 170. [2020-10-19 22:24:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-19 22:24:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 275 transitions. [2020-10-19 22:24:23,583 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 275 transitions. Word has length 44 [2020-10-19 22:24:23,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:23,584 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 275 transitions. [2020-10-19 22:24:23,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2020-10-19 22:24:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-19 22:24:23,588 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:23,588 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 22:24:23,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 22:24:23,589 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:23,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:23,589 INFO L82 PathProgramCache]: Analyzing trace with hash -954576436, now seen corresponding path program 1 times [2020-10-19 22:24:23,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:23,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11680277] [2020-10-19 22:24:23,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:23,730 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 22:24:23,730 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11680277] [2020-10-19 22:24:23,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:23,731 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:23,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214150168] [2020-10-19 22:24:23,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:23,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:23,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:23,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:23,735 INFO L87 Difference]: Start difference. First operand 170 states and 275 transitions. Second operand 3 states. [2020-10-19 22:24:23,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:23,995 INFO L93 Difference]: Finished difference Result 380 states and 624 transitions. [2020-10-19 22:24:23,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:23,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-10-19 22:24:23,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:23,999 INFO L225 Difference]: With dead ends: 380 [2020-10-19 22:24:23,999 INFO L226 Difference]: Without dead ends: 216 [2020-10-19 22:24:24,001 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 22:24:24,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-10-19 22:24:24,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 211. [2020-10-19 22:24:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-10-19 22:24:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 352 transitions. [2020-10-19 22:24:24,020 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 352 transitions. Word has length 45 [2020-10-19 22:24:24,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:24,021 INFO L481 AbstractCegarLoop]: Abstraction has 211 states and 352 transitions. [2020-10-19 22:24:24,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 352 transitions. [2020-10-19 22:24:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-19 22:24:24,025 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:24,025 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 22:24:24,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 22:24:24,026 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:24,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:24,026 INFO L82 PathProgramCache]: Analyzing trace with hash 2071968837, now seen corresponding path program 1 times [2020-10-19 22:24:24,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:24,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053167359] [2020-10-19 22:24:24,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:24,098 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 22:24:24,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053167359] [2020-10-19 22:24:24,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:24,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:24,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538902202] [2020-10-19 22:24:24,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:24,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:24,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:24,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:24,102 INFO L87 Difference]: Start difference. First operand 211 states and 352 transitions. Second operand 3 states. [2020-10-19 22:24:24,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:24,315 INFO L93 Difference]: Finished difference Result 445 states and 750 transitions. [2020-10-19 22:24:24,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:24,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2020-10-19 22:24:24,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:24,320 INFO L225 Difference]: With dead ends: 445 [2020-10-19 22:24:24,320 INFO L226 Difference]: Without dead ends: 242 [2020-10-19 22:24:24,323 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 22:24:24,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-10-19 22:24:24,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2020-10-19 22:24:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-19 22:24:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 408 transitions. [2020-10-19 22:24:24,350 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 408 transitions. Word has length 72 [2020-10-19 22:24:24,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:24,351 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 408 transitions. [2020-10-19 22:24:24,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 408 transitions. [2020-10-19 22:24:24,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-19 22:24:24,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:24,356 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 22:24:24,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 22:24:24,356 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:24,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:24,357 INFO L82 PathProgramCache]: Analyzing trace with hash -947039589, now seen corresponding path program 1 times [2020-10-19 22:24:24,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:24,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144886298] [2020-10-19 22:24:24,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:24,429 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 22:24:24,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144886298] [2020-10-19 22:24:24,431 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:24,431 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:24,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330269322] [2020-10-19 22:24:24,432 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:24,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:24,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:24,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:24,433 INFO L87 Difference]: Start difference. First operand 242 states and 408 transitions. Second operand 3 states. [2020-10-19 22:24:24,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:24,597 INFO L93 Difference]: Finished difference Result 493 states and 832 transitions. [2020-10-19 22:24:24,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:24,598 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2020-10-19 22:24:24,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:24,600 INFO L225 Difference]: With dead ends: 493 [2020-10-19 22:24:24,600 INFO L226 Difference]: Without dead ends: 259 [2020-10-19 22:24:24,601 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 22:24:24,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-19 22:24:24,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2020-10-19 22:24:24,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-10-19 22:24:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 431 transitions. [2020-10-19 22:24:24,616 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 431 transitions. Word has length 84 [2020-10-19 22:24:24,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:24,616 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 431 transitions. [2020-10-19 22:24:24,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 431 transitions. [2020-10-19 22:24:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-19 22:24:24,619 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:24,620 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 22:24:24,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 22:24:24,620 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:24,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:24,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1168944985, now seen corresponding path program 1 times [2020-10-19 22:24:24,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:24,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537729504] [2020-10-19 22:24:24,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:24,695 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 22:24:24,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537729504] [2020-10-19 22:24:24,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:24,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:24,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989298630] [2020-10-19 22:24:24,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:24,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:24,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:24,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:24,699 INFO L87 Difference]: Start difference. First operand 257 states and 431 transitions. Second operand 3 states. [2020-10-19 22:24:24,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:24,900 INFO L93 Difference]: Finished difference Result 552 states and 931 transitions. [2020-10-19 22:24:24,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:24,901 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2020-10-19 22:24:24,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:24,903 INFO L225 Difference]: With dead ends: 552 [2020-10-19 22:24:24,903 INFO L226 Difference]: Without dead ends: 303 [2020-10-19 22:24:24,910 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 22:24:24,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-10-19 22:24:24,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2020-10-19 22:24:24,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-19 22:24:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 505 transitions. [2020-10-19 22:24:24,922 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 505 transitions. Word has length 84 [2020-10-19 22:24:24,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:24,922 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 505 transitions. [2020-10-19 22:24:24,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 505 transitions. [2020-10-19 22:24:24,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-19 22:24:24,924 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:24,924 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 22:24:24,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 22:24:24,925 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:24,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:24,925 INFO L82 PathProgramCache]: Analyzing trace with hash 2129818626, now seen corresponding path program 1 times [2020-10-19 22:24:24,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:24,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665151556] [2020-10-19 22:24:24,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:24,969 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 22:24:24,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665151556] [2020-10-19 22:24:24,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:24,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:24,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758191917] [2020-10-19 22:24:24,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:24,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:24,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:24,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:24,972 INFO L87 Difference]: Start difference. First operand 299 states and 505 transitions. Second operand 3 states. [2020-10-19 22:24:25,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:25,134 INFO L93 Difference]: Finished difference Result 592 states and 1000 transitions. [2020-10-19 22:24:25,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:25,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2020-10-19 22:24:25,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:25,138 INFO L225 Difference]: With dead ends: 592 [2020-10-19 22:24:25,138 INFO L226 Difference]: Without dead ends: 301 [2020-10-19 22:24:25,139 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 22:24:25,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-10-19 22:24:25,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2020-10-19 22:24:25,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2020-10-19 22:24:25,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 501 transitions. [2020-10-19 22:24:25,156 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 501 transitions. Word has length 85 [2020-10-19 22:24:25,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:25,158 INFO L481 AbstractCegarLoop]: Abstraction has 299 states and 501 transitions. [2020-10-19 22:24:25,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 501 transitions. [2020-10-19 22:24:25,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-19 22:24:25,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:25,161 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 22:24:25,161 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 22:24:25,161 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:25,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:25,169 INFO L82 PathProgramCache]: Analyzing trace with hash -122958423, now seen corresponding path program 1 times [2020-10-19 22:24:25,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:25,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541816861] [2020-10-19 22:24:25,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:25,275 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 22:24:25,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541816861] [2020-10-19 22:24:25,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:25,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:25,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151607210] [2020-10-19 22:24:25,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:25,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:25,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:25,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:25,278 INFO L87 Difference]: Start difference. First operand 299 states and 501 transitions. Second operand 3 states. [2020-10-19 22:24:25,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:25,456 INFO L93 Difference]: Finished difference Result 594 states and 995 transitions. [2020-10-19 22:24:25,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:25,456 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2020-10-19 22:24:25,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:25,459 INFO L225 Difference]: With dead ends: 594 [2020-10-19 22:24:25,459 INFO L226 Difference]: Without dead ends: 301 [2020-10-19 22:24:25,460 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 22:24:25,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-10-19 22:24:25,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 297. [2020-10-19 22:24:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-10-19 22:24:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 496 transitions. [2020-10-19 22:24:25,471 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 496 transitions. Word has length 85 [2020-10-19 22:24:25,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:25,471 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 496 transitions. [2020-10-19 22:24:25,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 496 transitions. [2020-10-19 22:24:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-19 22:24:25,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:25,473 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 22:24:25,473 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-19 22:24:25,474 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:25,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:25,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1553184093, now seen corresponding path program 1 times [2020-10-19 22:24:25,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:25,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309342142] [2020-10-19 22:24:25,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:25,517 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 22:24:25,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309342142] [2020-10-19 22:24:25,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:25,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:25,519 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556969646] [2020-10-19 22:24:25,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:25,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:25,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:25,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:25,520 INFO L87 Difference]: Start difference. First operand 297 states and 496 transitions. Second operand 3 states. [2020-10-19 22:24:25,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:25,634 INFO L93 Difference]: Finished difference Result 595 states and 992 transitions. [2020-10-19 22:24:25,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:25,634 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-10-19 22:24:25,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:25,636 INFO L225 Difference]: With dead ends: 595 [2020-10-19 22:24:25,636 INFO L226 Difference]: Without dead ends: 306 [2020-10-19 22:24:25,637 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 22:24:25,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-19 22:24:25,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2020-10-19 22:24:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2020-10-19 22:24:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 502 transitions. [2020-10-19 22:24:25,648 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 502 transitions. Word has length 97 [2020-10-19 22:24:25,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:25,648 INFO L481 AbstractCegarLoop]: Abstraction has 306 states and 502 transitions. [2020-10-19 22:24:25,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 502 transitions. [2020-10-19 22:24:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-19 22:24:25,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:25,650 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 22:24:25,650 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-19 22:24:25,651 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:25,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:25,651 INFO L82 PathProgramCache]: Analyzing trace with hash -2083521026, now seen corresponding path program 1 times [2020-10-19 22:24:25,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:25,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574934534] [2020-10-19 22:24:25,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:25,700 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 22:24:25,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574934534] [2020-10-19 22:24:25,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:25,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:25,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375262339] [2020-10-19 22:24:25,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:25,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:25,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:25,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:25,703 INFO L87 Difference]: Start difference. First operand 306 states and 502 transitions. Second operand 3 states. [2020-10-19 22:24:25,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:25,858 INFO L93 Difference]: Finished difference Result 635 states and 1045 transitions. [2020-10-19 22:24:25,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:25,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-10-19 22:24:25,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:25,860 INFO L225 Difference]: With dead ends: 635 [2020-10-19 22:24:25,861 INFO L226 Difference]: Without dead ends: 337 [2020-10-19 22:24:25,861 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 22:24:25,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-10-19 22:24:25,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2020-10-19 22:24:25,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-10-19 22:24:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 549 transitions. [2020-10-19 22:24:25,873 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 549 transitions. Word has length 98 [2020-10-19 22:24:25,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:25,873 INFO L481 AbstractCegarLoop]: Abstraction has 335 states and 549 transitions. [2020-10-19 22:24:25,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:25,873 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 549 transitions. [2020-10-19 22:24:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-19 22:24:25,874 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:25,875 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 22:24:25,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-19 22:24:25,875 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:25,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:25,875 INFO L82 PathProgramCache]: Analyzing trace with hash -102460539, now seen corresponding path program 1 times [2020-10-19 22:24:25,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:25,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838142966] [2020-10-19 22:24:25,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:25,917 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 22:24:25,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838142966] [2020-10-19 22:24:25,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:25,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:25,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088005136] [2020-10-19 22:24:25,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:25,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:25,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:25,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:25,919 INFO L87 Difference]: Start difference. First operand 335 states and 549 transitions. Second operand 3 states. [2020-10-19 22:24:26,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:26,076 INFO L93 Difference]: Finished difference Result 664 states and 1088 transitions. [2020-10-19 22:24:26,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:26,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2020-10-19 22:24:26,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:26,079 INFO L225 Difference]: With dead ends: 664 [2020-10-19 22:24:26,079 INFO L226 Difference]: Without dead ends: 337 [2020-10-19 22:24:26,080 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 22:24:26,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-10-19 22:24:26,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2020-10-19 22:24:26,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-10-19 22:24:26,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 545 transitions. [2020-10-19 22:24:26,091 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 545 transitions. Word has length 99 [2020-10-19 22:24:26,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:26,091 INFO L481 AbstractCegarLoop]: Abstraction has 335 states and 545 transitions. [2020-10-19 22:24:26,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 545 transitions. [2020-10-19 22:24:26,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-19 22:24:26,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:26,093 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 22:24:26,093 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-19 22:24:26,093 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:26,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:26,094 INFO L82 PathProgramCache]: Analyzing trace with hash -651386898, now seen corresponding path program 1 times [2020-10-19 22:24:26,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:26,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197597222] [2020-10-19 22:24:26,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:26,138 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 22:24:26,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197597222] [2020-10-19 22:24:26,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:26,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:26,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73420406] [2020-10-19 22:24:26,139 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:26,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:26,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:26,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:26,140 INFO L87 Difference]: Start difference. First operand 335 states and 545 transitions. Second operand 3 states. [2020-10-19 22:24:26,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:26,289 INFO L93 Difference]: Finished difference Result 697 states and 1138 transitions. [2020-10-19 22:24:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:26,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-10-19 22:24:26,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:26,292 INFO L225 Difference]: With dead ends: 697 [2020-10-19 22:24:26,293 INFO L226 Difference]: Without dead ends: 370 [2020-10-19 22:24:26,294 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 22:24:26,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-10-19 22:24:26,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2020-10-19 22:24:26,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-19 22:24:26,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 587 transitions. [2020-10-19 22:24:26,313 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 587 transitions. Word has length 100 [2020-10-19 22:24:26,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:26,314 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 587 transitions. [2020-10-19 22:24:26,314 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 587 transitions. [2020-10-19 22:24:26,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-19 22:24:26,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:26,317 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 22:24:26,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-19 22:24:26,317 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:26,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:26,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1258189035, now seen corresponding path program 1 times [2020-10-19 22:24:26,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:26,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969738217] [2020-10-19 22:24:26,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:26,379 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 22:24:26,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969738217] [2020-10-19 22:24:26,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:26,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:26,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732244608] [2020-10-19 22:24:26,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:26,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:26,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:26,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:26,381 INFO L87 Difference]: Start difference. First operand 362 states and 587 transitions. Second operand 3 states. [2020-10-19 22:24:26,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:26,577 INFO L93 Difference]: Finished difference Result 724 states and 1175 transitions. [2020-10-19 22:24:26,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:26,578 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-10-19 22:24:26,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:26,581 INFO L225 Difference]: With dead ends: 724 [2020-10-19 22:24:26,581 INFO L226 Difference]: Without dead ends: 370 [2020-10-19 22:24:26,582 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 22:24:26,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-10-19 22:24:26,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2020-10-19 22:24:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-19 22:24:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 582 transitions. [2020-10-19 22:24:26,603 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 582 transitions. Word has length 101 [2020-10-19 22:24:26,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:26,604 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 582 transitions. [2020-10-19 22:24:26,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 582 transitions. [2020-10-19 22:24:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-19 22:24:26,606 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:26,607 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 22:24:26,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-19 22:24:26,607 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:26,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:26,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1027805126, now seen corresponding path program 1 times [2020-10-19 22:24:26,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:26,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428416130] [2020-10-19 22:24:26,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:26,672 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 22:24:26,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428416130] [2020-10-19 22:24:26,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:26,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:26,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680990983] [2020-10-19 22:24:26,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:26,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:26,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:26,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:26,675 INFO L87 Difference]: Start difference. First operand 362 states and 582 transitions. Second operand 3 states. [2020-10-19 22:24:26,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:26,869 INFO L93 Difference]: Finished difference Result 742 states and 1195 transitions. [2020-10-19 22:24:26,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:26,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2020-10-19 22:24:26,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:26,873 INFO L225 Difference]: With dead ends: 742 [2020-10-19 22:24:26,873 INFO L226 Difference]: Without dead ends: 388 [2020-10-19 22:24:26,874 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 22:24:26,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2020-10-19 22:24:26,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2020-10-19 22:24:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-19 22:24:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 611 transitions. [2020-10-19 22:24:26,892 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 611 transitions. Word has length 105 [2020-10-19 22:24:26,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:26,893 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 611 transitions. [2020-10-19 22:24:26,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 611 transitions. [2020-10-19 22:24:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-19 22:24:26,895 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:26,895 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 22:24:26,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-19 22:24:26,896 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:26,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:26,896 INFO L82 PathProgramCache]: Analyzing trace with hash 1570072403, now seen corresponding path program 1 times [2020-10-19 22:24:26,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:26,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880737987] [2020-10-19 22:24:26,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:26,958 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 22:24:26,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880737987] [2020-10-19 22:24:26,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:26,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:26,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283661376] [2020-10-19 22:24:26,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:26,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:26,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:26,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:26,961 INFO L87 Difference]: Start difference. First operand 383 states and 611 transitions. Second operand 3 states. [2020-10-19 22:24:27,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:27,168 INFO L93 Difference]: Finished difference Result 763 states and 1218 transitions. [2020-10-19 22:24:27,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:27,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2020-10-19 22:24:27,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:27,172 INFO L225 Difference]: With dead ends: 763 [2020-10-19 22:24:27,172 INFO L226 Difference]: Without dead ends: 388 [2020-10-19 22:24:27,173 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 22:24:27,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2020-10-19 22:24:27,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2020-10-19 22:24:27,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-10-19 22:24:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 605 transitions. [2020-10-19 22:24:27,196 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 605 transitions. Word has length 106 [2020-10-19 22:24:27,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:27,196 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 605 transitions. [2020-10-19 22:24:27,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:27,197 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 605 transitions. [2020-10-19 22:24:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-19 22:24:27,200 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:27,200 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 22:24:27,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-19 22:24:27,200 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:27,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:27,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1383340250, now seen corresponding path program 1 times [2020-10-19 22:24:27,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:27,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195467321] [2020-10-19 22:24:27,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:27,280 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 22:24:27,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195467321] [2020-10-19 22:24:27,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:27,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:27,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679999675] [2020-10-19 22:24:27,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:27,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:27,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:27,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:27,283 INFO L87 Difference]: Start difference. First operand 383 states and 605 transitions. Second operand 3 states. [2020-10-19 22:24:27,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:27,357 INFO L93 Difference]: Finished difference Result 758 states and 1198 transitions. [2020-10-19 22:24:27,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:27,358 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2020-10-19 22:24:27,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:27,364 INFO L225 Difference]: With dead ends: 758 [2020-10-19 22:24:27,364 INFO L226 Difference]: Without dead ends: 756 [2020-10-19 22:24:27,365 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 22:24:27,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2020-10-19 22:24:27,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 756. [2020-10-19 22:24:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 756 states. [2020-10-19 22:24:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1196 transitions. [2020-10-19 22:24:27,405 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1196 transitions. Word has length 121 [2020-10-19 22:24:27,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:27,406 INFO L481 AbstractCegarLoop]: Abstraction has 756 states and 1196 transitions. [2020-10-19 22:24:27,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:27,406 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1196 transitions. [2020-10-19 22:24:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-19 22:24:27,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:27,410 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 22:24:27,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-19 22:24:27,411 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:27,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:27,411 INFO L82 PathProgramCache]: Analyzing trace with hash 56372730, now seen corresponding path program 1 times [2020-10-19 22:24:27,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:27,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138121803] [2020-10-19 22:24:27,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:27,461 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 22:24:27,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138121803] [2020-10-19 22:24:27,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:27,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:27,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156691838] [2020-10-19 22:24:27,463 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:27,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:27,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:27,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:27,464 INFO L87 Difference]: Start difference. First operand 756 states and 1196 transitions. Second operand 3 states. [2020-10-19 22:24:27,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:27,559 INFO L93 Difference]: Finished difference Result 1872 states and 2964 transitions. [2020-10-19 22:24:27,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:27,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-10-19 22:24:27,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:27,569 INFO L225 Difference]: With dead ends: 1872 [2020-10-19 22:24:27,570 INFO L226 Difference]: Without dead ends: 1124 [2020-10-19 22:24:27,572 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 22:24:27,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1124 states. [2020-10-19 22:24:27,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1124 to 1124. [2020-10-19 22:24:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1124 states. [2020-10-19 22:24:27,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1777 transitions. [2020-10-19 22:24:27,645 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1777 transitions. Word has length 122 [2020-10-19 22:24:27,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:27,646 INFO L481 AbstractCegarLoop]: Abstraction has 1124 states and 1777 transitions. [2020-10-19 22:24:27,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:27,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1777 transitions. [2020-10-19 22:24:27,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-19 22:24:27,651 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:27,652 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 22:24:27,652 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-19 22:24:27,653 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:27,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:27,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1445666744, now seen corresponding path program 1 times [2020-10-19 22:24:27,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:27,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766843676] [2020-10-19 22:24:27,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:27,733 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 22:24:27,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766843676] [2020-10-19 22:24:27,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:27,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:27,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123339602] [2020-10-19 22:24:27,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:27,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:27,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:27,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:27,737 INFO L87 Difference]: Start difference. First operand 1124 states and 1777 transitions. Second operand 3 states. [2020-10-19 22:24:27,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:27,865 INFO L93 Difference]: Finished difference Result 2591 states and 4097 transitions. [2020-10-19 22:24:27,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:27,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-10-19 22:24:27,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:27,877 INFO L225 Difference]: With dead ends: 2591 [2020-10-19 22:24:27,877 INFO L226 Difference]: Without dead ends: 1475 [2020-10-19 22:24:27,886 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 22:24:27,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states. [2020-10-19 22:24:27,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1475. [2020-10-19 22:24:27,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1475 states. [2020-10-19 22:24:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1475 states and 2328 transitions. [2020-10-19 22:24:27,966 INFO L78 Accepts]: Start accepts. Automaton has 1475 states and 2328 transitions. Word has length 122 [2020-10-19 22:24:27,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:27,966 INFO L481 AbstractCegarLoop]: Abstraction has 1475 states and 2328 transitions. [2020-10-19 22:24:27,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2328 transitions. [2020-10-19 22:24:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-19 22:24:27,975 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:27,976 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 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, 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 22:24:27,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-19 22:24:27,977 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:27,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:27,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1566103125, now seen corresponding path program 1 times [2020-10-19 22:24:27,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:27,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630789395] [2020-10-19 22:24:27,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-19 22:24:28,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630789395] [2020-10-19 22:24:28,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:28,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:28,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121188405] [2020-10-19 22:24:28,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:28,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:28,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:28,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:28,047 INFO L87 Difference]: Start difference. First operand 1475 states and 2328 transitions. Second operand 3 states. [2020-10-19 22:24:28,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:28,281 INFO L93 Difference]: Finished difference Result 2982 states and 4692 transitions. [2020-10-19 22:24:28,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:28,281 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2020-10-19 22:24:28,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:28,289 INFO L225 Difference]: With dead ends: 2982 [2020-10-19 22:24:28,290 INFO L226 Difference]: Without dead ends: 1515 [2020-10-19 22:24:28,292 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 22:24:28,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2020-10-19 22:24:28,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1475. [2020-10-19 22:24:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1475 states. [2020-10-19 22:24:28,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1475 states and 2184 transitions. [2020-10-19 22:24:28,354 INFO L78 Accepts]: Start accepts. Automaton has 1475 states and 2184 transitions. Word has length 159 [2020-10-19 22:24:28,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:28,355 INFO L481 AbstractCegarLoop]: Abstraction has 1475 states and 2184 transitions. [2020-10-19 22:24:28,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2184 transitions. [2020-10-19 22:24:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-19 22:24:28,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:28,360 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 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, 1, 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 22:24:28,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-19 22:24:28,360 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:28,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:28,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1636228969, now seen corresponding path program 1 times [2020-10-19 22:24:28,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:28,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428013291] [2020-10-19 22:24:28,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-19 22:24:28,429 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428013291] [2020-10-19 22:24:28,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:28,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:28,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329597796] [2020-10-19 22:24:28,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:28,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:28,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:28,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:28,431 INFO L87 Difference]: Start difference. First operand 1475 states and 2184 transitions. Second operand 3 states. [2020-10-19 22:24:28,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:28,707 INFO L93 Difference]: Finished difference Result 3138 states and 4656 transitions. [2020-10-19 22:24:28,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:28,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2020-10-19 22:24:28,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:28,716 INFO L225 Difference]: With dead ends: 3138 [2020-10-19 22:24:28,716 INFO L226 Difference]: Without dead ends: 1671 [2020-10-19 22:24:28,718 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 22:24:28,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1671 states. [2020-10-19 22:24:28,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1671 to 1555. [2020-10-19 22:24:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1555 states. [2020-10-19 22:24:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1555 states and 2244 transitions. [2020-10-19 22:24:28,794 INFO L78 Accepts]: Start accepts. Automaton has 1555 states and 2244 transitions. Word has length 159 [2020-10-19 22:24:28,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:28,795 INFO L481 AbstractCegarLoop]: Abstraction has 1555 states and 2244 transitions. [2020-10-19 22:24:28,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:28,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2244 transitions. [2020-10-19 22:24:28,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-19 22:24:28,802 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:28,802 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:24:28,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-19 22:24:28,803 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:28,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:28,803 INFO L82 PathProgramCache]: Analyzing trace with hash 442177989, now seen corresponding path program 1 times [2020-10-19 22:24:28,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:28,804 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059801203] [2020-10-19 22:24:28,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:28,856 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2020-10-19 22:24:28,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059801203] [2020-10-19 22:24:28,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:28,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:28,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505193564] [2020-10-19 22:24:28,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:28,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:28,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:28,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:28,860 INFO L87 Difference]: Start difference. First operand 1555 states and 2244 transitions. Second operand 3 states. [2020-10-19 22:24:29,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:29,103 INFO L93 Difference]: Finished difference Result 3158 states and 4542 transitions. [2020-10-19 22:24:29,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:29,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2020-10-19 22:24:29,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:29,112 INFO L225 Difference]: With dead ends: 3158 [2020-10-19 22:24:29,112 INFO L226 Difference]: Without dead ends: 1611 [2020-10-19 22:24:29,114 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 22:24:29,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2020-10-19 22:24:29,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 1555. [2020-10-19 22:24:29,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1555 states. [2020-10-19 22:24:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1555 states and 2182 transitions. [2020-10-19 22:24:29,174 INFO L78 Accepts]: Start accepts. Automaton has 1555 states and 2182 transitions. Word has length 173 [2020-10-19 22:24:29,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:29,175 INFO L481 AbstractCegarLoop]: Abstraction has 1555 states and 2182 transitions. [2020-10-19 22:24:29,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2182 transitions. [2020-10-19 22:24:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-19 22:24:29,179 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:29,179 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, 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 22:24:29,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-19 22:24:29,180 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:29,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:29,180 INFO L82 PathProgramCache]: Analyzing trace with hash 893492071, now seen corresponding path program 1 times [2020-10-19 22:24:29,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:29,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494591938] [2020-10-19 22:24:29,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-19 22:24:29,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494591938] [2020-10-19 22:24:29,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:29,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:29,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868343897] [2020-10-19 22:24:29,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:29,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:29,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:29,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:29,248 INFO L87 Difference]: Start difference. First operand 1555 states and 2182 transitions. Second operand 3 states. [2020-10-19 22:24:29,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:29,420 INFO L93 Difference]: Finished difference Result 3187 states and 4459 transitions. [2020-10-19 22:24:29,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:29,421 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2020-10-19 22:24:29,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:29,429 INFO L225 Difference]: With dead ends: 3187 [2020-10-19 22:24:29,429 INFO L226 Difference]: Without dead ends: 1640 [2020-10-19 22:24:29,432 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 22:24:29,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2020-10-19 22:24:29,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2020-10-19 22:24:29,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1624 states. [2020-10-19 22:24:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2266 transitions. [2020-10-19 22:24:29,510 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2266 transitions. Word has length 189 [2020-10-19 22:24:29,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:29,511 INFO L481 AbstractCegarLoop]: Abstraction has 1624 states and 2266 transitions. [2020-10-19 22:24:29,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2266 transitions. [2020-10-19 22:24:29,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-19 22:24:29,516 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:29,516 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:29,517 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-19 22:24:29,517 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:29,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:29,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1767840956, now seen corresponding path program 1 times [2020-10-19 22:24:29,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:29,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199313514] [2020-10-19 22:24:29,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2020-10-19 22:24:29,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199313514] [2020-10-19 22:24:29,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:29,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:29,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506255744] [2020-10-19 22:24:29,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:29,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:29,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:29,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:29,579 INFO L87 Difference]: Start difference. First operand 1624 states and 2266 transitions. Second operand 3 states. [2020-10-19 22:24:29,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:29,807 INFO L93 Difference]: Finished difference Result 3392 states and 4736 transitions. [2020-10-19 22:24:29,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:29,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2020-10-19 22:24:29,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:29,820 INFO L225 Difference]: With dead ends: 3392 [2020-10-19 22:24:29,820 INFO L226 Difference]: Without dead ends: 1776 [2020-10-19 22:24:29,824 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 22:24:29,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2020-10-19 22:24:29,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1724. [2020-10-19 22:24:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1724 states. [2020-10-19 22:24:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2386 transitions. [2020-10-19 22:24:29,912 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2386 transitions. Word has length 210 [2020-10-19 22:24:29,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:29,913 INFO L481 AbstractCegarLoop]: Abstraction has 1724 states and 2386 transitions. [2020-10-19 22:24:29,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2386 transitions. [2020-10-19 22:24:29,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-19 22:24:29,922 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:29,923 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 22:24:29,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-19 22:24:29,924 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:29,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:29,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1550608766, now seen corresponding path program 1 times [2020-10-19 22:24:29,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:29,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786469719] [2020-10-19 22:24:29,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:30,050 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 22:24:30,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786469719] [2020-10-19 22:24:30,051 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:30,051 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:30,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042730621] [2020-10-19 22:24:30,052 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:30,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:30,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:30,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:30,053 INFO L87 Difference]: Start difference. First operand 1724 states and 2386 transitions. Second operand 3 states. [2020-10-19 22:24:30,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:30,390 INFO L93 Difference]: Finished difference Result 3494 states and 4822 transitions. [2020-10-19 22:24:30,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:30,391 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2020-10-19 22:24:30,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:30,403 INFO L225 Difference]: With dead ends: 3494 [2020-10-19 22:24:30,404 INFO L226 Difference]: Without dead ends: 1778 [2020-10-19 22:24:30,407 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 22:24:30,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2020-10-19 22:24:30,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1724. [2020-10-19 22:24:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1724 states. [2020-10-19 22:24:30,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2378 transitions. [2020-10-19 22:24:30,505 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2378 transitions. Word has length 213 [2020-10-19 22:24:30,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:30,505 INFO L481 AbstractCegarLoop]: Abstraction has 1724 states and 2378 transitions. [2020-10-19 22:24:30,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2378 transitions. [2020-10-19 22:24:30,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-19 22:24:30,516 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:30,516 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:30,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-19 22:24:30,554 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:30,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:30,554 INFO L82 PathProgramCache]: Analyzing trace with hash -615950364, now seen corresponding path program 1 times [2020-10-19 22:24:30,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:30,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945600408] [2020-10-19 22:24:30,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2020-10-19 22:24:30,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945600408] [2020-10-19 22:24:30,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:30,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:30,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845128908] [2020-10-19 22:24:30,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:30,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:30,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:30,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:30,664 INFO L87 Difference]: Start difference. First operand 1724 states and 2378 transitions. Second operand 3 states. [2020-10-19 22:24:30,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:30,955 INFO L93 Difference]: Finished difference Result 3636 states and 5036 transitions. [2020-10-19 22:24:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:30,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2020-10-19 22:24:30,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:30,965 INFO L225 Difference]: With dead ends: 3636 [2020-10-19 22:24:30,965 INFO L226 Difference]: Without dead ends: 1820 [2020-10-19 22:24:30,968 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 22:24:30,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2020-10-19 22:24:31,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 1780. [2020-10-19 22:24:31,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1780 states. [2020-10-19 22:24:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2422 transitions. [2020-10-19 22:24:31,036 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2422 transitions. Word has length 234 [2020-10-19 22:24:31,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:31,037 INFO L481 AbstractCegarLoop]: Abstraction has 1780 states and 2422 transitions. [2020-10-19 22:24:31,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2422 transitions. [2020-10-19 22:24:31,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-10-19 22:24:31,043 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:31,043 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:31,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-19 22:24:31,044 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:31,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:31,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1751905145, now seen corresponding path program 1 times [2020-10-19 22:24:31,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:31,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113580391] [2020-10-19 22:24:31,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 385 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2020-10-19 22:24:31,142 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113580391] [2020-10-19 22:24:31,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:31,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:31,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925821430] [2020-10-19 22:24:31,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:31,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:31,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:31,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:31,144 INFO L87 Difference]: Start difference. First operand 1780 states and 2422 transitions. Second operand 3 states. [2020-10-19 22:24:31,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:31,330 INFO L93 Difference]: Finished difference Result 3584 states and 4884 transitions. [2020-10-19 22:24:31,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:31,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-10-19 22:24:31,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:31,340 INFO L225 Difference]: With dead ends: 3584 [2020-10-19 22:24:31,340 INFO L226 Difference]: Without dead ends: 1812 [2020-10-19 22:24:31,343 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 22:24:31,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1812 states. [2020-10-19 22:24:31,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1812 to 1780. [2020-10-19 22:24:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1780 states. [2020-10-19 22:24:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2402 transitions. [2020-10-19 22:24:31,410 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2402 transitions. Word has length 236 [2020-10-19 22:24:31,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:31,410 INFO L481 AbstractCegarLoop]: Abstraction has 1780 states and 2402 transitions. [2020-10-19 22:24:31,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:31,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2402 transitions. [2020-10-19 22:24:31,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-19 22:24:31,416 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:31,417 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:31,417 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-19 22:24:31,417 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:31,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:31,418 INFO L82 PathProgramCache]: Analyzing trace with hash 264243297, now seen corresponding path program 1 times [2020-10-19 22:24:31,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:31,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811536489] [2020-10-19 22:24:31,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:31,529 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 425 proven. 16 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-10-19 22:24:31,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811536489] [2020-10-19 22:24:31,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871259018] [2020-10-19 22:24:31,530 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 22:24:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:31,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 22:24:31,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2020-10-19 22:24:31,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 22:24:31,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-19 22:24:31,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196825135] [2020-10-19 22:24:31,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:31,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:31,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:31,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:31,880 INFO L87 Difference]: Start difference. First operand 1780 states and 2402 transitions. Second operand 3 states. [2020-10-19 22:24:31,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:31,975 INFO L93 Difference]: Finished difference Result 3574 states and 4830 transitions. [2020-10-19 22:24:31,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:31,975 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 246 [2020-10-19 22:24:31,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:31,986 INFO L225 Difference]: With dead ends: 3574 [2020-10-19 22:24:31,986 INFO L226 Difference]: Without dead ends: 2235 [2020-10-19 22:24:31,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 246 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 22:24:31,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2235 states. [2020-10-19 22:24:32,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2235 to 2235. [2020-10-19 22:24:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2235 states. [2020-10-19 22:24:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 2235 states and 3017 transitions. [2020-10-19 22:24:32,083 INFO L78 Accepts]: Start accepts. Automaton has 2235 states and 3017 transitions. Word has length 246 [2020-10-19 22:24:32,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:32,083 INFO L481 AbstractCegarLoop]: Abstraction has 2235 states and 3017 transitions. [2020-10-19 22:24:32,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 3017 transitions. [2020-10-19 22:24:32,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-10-19 22:24:32,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:32,093 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 22:24:32,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2020-10-19 22:24:32,307 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:32,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:32,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1153610059, now seen corresponding path program 1 times [2020-10-19 22:24:32,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:32,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186585864] [2020-10-19 22:24:32,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:32,434 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 22:24:32,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186585864] [2020-10-19 22:24:32,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [137848575] [2020-10-19 22:24:32,435 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 22:24:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:32,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:32,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:32,628 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 22:24:32,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:32,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:32,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590455055] [2020-10-19 22:24:32,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:32,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:32,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:32,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:32,631 INFO L87 Difference]: Start difference. First operand 2235 states and 3017 transitions. Second operand 4 states. [2020-10-19 22:24:33,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:33,301 INFO L93 Difference]: Finished difference Result 7149 states and 9661 transitions. [2020-10-19 22:24:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 22:24:33,302 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 253 [2020-10-19 22:24:33,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:33,325 INFO L225 Difference]: With dead ends: 7149 [2020-10-19 22:24:33,325 INFO L226 Difference]: Without dead ends: 4922 [2020-10-19 22:24:33,330 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 22:24:33,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4922 states. [2020-10-19 22:24:33,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4922 to 2780. [2020-10-19 22:24:33,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2780 states. [2020-10-19 22:24:33,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2780 states and 3667 transitions. [2020-10-19 22:24:33,509 INFO L78 Accepts]: Start accepts. Automaton has 2780 states and 3667 transitions. Word has length 253 [2020-10-19 22:24:33,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:33,510 INFO L481 AbstractCegarLoop]: Abstraction has 2780 states and 3667 transitions. [2020-10-19 22:24:33,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:33,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3667 transitions. [2020-10-19 22:24:33,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-10-19 22:24:33,523 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:33,524 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 22:24:33,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2020-10-19 22:24:33,737 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:33,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:33,738 INFO L82 PathProgramCache]: Analyzing trace with hash -864790669, now seen corresponding path program 1 times [2020-10-19 22:24:33,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:33,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880084418] [2020-10-19 22:24:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:33,969 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 22:24:33,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880084418] [2020-10-19 22:24:33,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:33,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:33,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942707462] [2020-10-19 22:24:33,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:33,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:33,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:33,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:33,973 INFO L87 Difference]: Start difference. First operand 2780 states and 3667 transitions. Second operand 3 states. [2020-10-19 22:24:34,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:34,148 INFO L93 Difference]: Finished difference Result 7809 states and 10357 transitions. [2020-10-19 22:24:34,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:34,149 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2020-10-19 22:24:34,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:34,160 INFO L225 Difference]: With dead ends: 7809 [2020-10-19 22:24:34,160 INFO L226 Difference]: Without dead ends: 5037 [2020-10-19 22:24:34,165 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 22:24:34,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5037 states. [2020-10-19 22:24:34,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5037 to 5035. [2020-10-19 22:24:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5035 states. [2020-10-19 22:24:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 5035 states and 6687 transitions. [2020-10-19 22:24:34,628 INFO L78 Accepts]: Start accepts. Automaton has 5035 states and 6687 transitions. Word has length 253 [2020-10-19 22:24:34,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:34,629 INFO L481 AbstractCegarLoop]: Abstraction has 5035 states and 6687 transitions. [2020-10-19 22:24:34,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:34,629 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 6687 transitions. [2020-10-19 22:24:34,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-19 22:24:34,640 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:34,640 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 22:24:34,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-19 22:24:34,641 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:34,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:34,641 INFO L82 PathProgramCache]: Analyzing trace with hash 52349753, now seen corresponding path program 1 times [2020-10-19 22:24:34,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:34,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720281331] [2020-10-19 22:24:34,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:34,728 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 22:24:34,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720281331] [2020-10-19 22:24:34,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:34,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:34,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157122361] [2020-10-19 22:24:34,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:34,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:34,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:34,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:34,731 INFO L87 Difference]: Start difference. First operand 5035 states and 6687 transitions. Second operand 3 states. [2020-10-19 22:24:35,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:35,270 INFO L93 Difference]: Finished difference Result 10162 states and 13482 transitions. [2020-10-19 22:24:35,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:35,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 256 [2020-10-19 22:24:35,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:35,288 INFO L225 Difference]: With dead ends: 10162 [2020-10-19 22:24:35,289 INFO L226 Difference]: Without dead ends: 5135 [2020-10-19 22:24:35,298 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 22:24:35,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5135 states. [2020-10-19 22:24:35,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5135 to 5035. [2020-10-19 22:24:35,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5035 states. [2020-10-19 22:24:35,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 5035 states and 6601 transitions. [2020-10-19 22:24:35,584 INFO L78 Accepts]: Start accepts. Automaton has 5035 states and 6601 transitions. Word has length 256 [2020-10-19 22:24:35,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:35,585 INFO L481 AbstractCegarLoop]: Abstraction has 5035 states and 6601 transitions. [2020-10-19 22:24:35,585 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 6601 transitions. [2020-10-19 22:24:35,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-10-19 22:24:35,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:35,605 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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 22:24:35,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-19 22:24:35,605 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:35,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:35,606 INFO L82 PathProgramCache]: Analyzing trace with hash 212492165, now seen corresponding path program 1 times [2020-10-19 22:24:35,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:35,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028519330] [2020-10-19 22:24:35,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:35,873 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 518 proven. 5 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-10-19 22:24:35,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028519330] [2020-10-19 22:24:35,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1925311698] [2020-10-19 22:24:35,874 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 22:24:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:36,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 22:24:36,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:36,186 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-10-19 22:24:36,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 22:24:36,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-19 22:24:36,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827719305] [2020-10-19 22:24:36,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:36,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:36,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:36,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:36,190 INFO L87 Difference]: Start difference. First operand 5035 states and 6601 transitions. Second operand 3 states. [2020-10-19 22:24:36,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:36,593 INFO L93 Difference]: Finished difference Result 9422 states and 12426 transitions. [2020-10-19 22:24:36,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:36,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 282 [2020-10-19 22:24:36,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:36,605 INFO L225 Difference]: With dead ends: 9422 [2020-10-19 22:24:36,605 INFO L226 Difference]: Without dead ends: 5375 [2020-10-19 22:24:36,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 282 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 22:24:36,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2020-10-19 22:24:36,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 5055. [2020-10-19 22:24:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5055 states. [2020-10-19 22:24:36,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 5055 states and 6607 transitions. [2020-10-19 22:24:36,805 INFO L78 Accepts]: Start accepts. Automaton has 5055 states and 6607 transitions. Word has length 282 [2020-10-19 22:24:36,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:36,806 INFO L481 AbstractCegarLoop]: Abstraction has 5055 states and 6607 transitions. [2020-10-19 22:24:36,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:36,806 INFO L276 IsEmpty]: Start isEmpty. Operand 5055 states and 6607 transitions. [2020-10-19 22:24:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-10-19 22:24:36,817 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:36,817 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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] [2020-10-19 22:24:37,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:37,031 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:37,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:37,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1760130215, now seen corresponding path program 1 times [2020-10-19 22:24:37,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:37,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464614070] [2020-10-19 22:24:37,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:37,369 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 518 proven. 5 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-10-19 22:24:37,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464614070] [2020-10-19 22:24:37,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612627028] [2020-10-19 22:24:37,370 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 22:24:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:37,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:37,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:37,553 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 421 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2020-10-19 22:24:37,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 22:24:37,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-19 22:24:37,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032696072] [2020-10-19 22:24:37,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:37,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:37,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:37,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:37,556 INFO L87 Difference]: Start difference. First operand 5055 states and 6607 transitions. Second operand 3 states. [2020-10-19 22:24:37,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:37,882 INFO L93 Difference]: Finished difference Result 10102 states and 13202 transitions. [2020-10-19 22:24:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:37,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2020-10-19 22:24:37,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:37,900 INFO L225 Difference]: With dead ends: 10102 [2020-10-19 22:24:37,900 INFO L226 Difference]: Without dead ends: 5055 [2020-10-19 22:24:37,907 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 283 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 22:24:37,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5055 states. [2020-10-19 22:24:38,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5055 to 5055. [2020-10-19 22:24:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5055 states. [2020-10-19 22:24:38,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 5055 states and 6597 transitions. [2020-10-19 22:24:38,091 INFO L78 Accepts]: Start accepts. Automaton has 5055 states and 6597 transitions. Word has length 283 [2020-10-19 22:24:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:38,092 INFO L481 AbstractCegarLoop]: Abstraction has 5055 states and 6597 transitions. [2020-10-19 22:24:38,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 5055 states and 6597 transitions. [2020-10-19 22:24:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-10-19 22:24:38,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:38,104 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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 22:24:38,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:38,317 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:38,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:38,318 INFO L82 PathProgramCache]: Analyzing trace with hash 228335597, now seen corresponding path program 1 times [2020-10-19 22:24:38,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:38,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294682445] [2020-10-19 22:24:38,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 526 proven. 6 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-10-19 22:24:38,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294682445] [2020-10-19 22:24:38,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959913242] [2020-10-19 22:24:38,465 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 22:24:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:38,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:38,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 526 proven. 6 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2020-10-19 22:24:38,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:38,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:38,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311164838] [2020-10-19 22:24:38,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:38,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:38,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:38,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:38,654 INFO L87 Difference]: Start difference. First operand 5055 states and 6597 transitions. Second operand 4 states. [2020-10-19 22:24:39,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:39,225 INFO L93 Difference]: Finished difference Result 11826 states and 15346 transitions. [2020-10-19 22:24:39,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 22:24:39,226 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 283 [2020-10-19 22:24:39,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:39,247 INFO L225 Difference]: With dead ends: 11826 [2020-10-19 22:24:39,248 INFO L226 Difference]: Without dead ends: 6713 [2020-10-19 22:24:39,258 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 285 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 22:24:39,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6713 states. [2020-10-19 22:24:39,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6713 to 4419. [2020-10-19 22:24:39,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4419 states. [2020-10-19 22:24:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 4419 states and 5676 transitions. [2020-10-19 22:24:39,468 INFO L78 Accepts]: Start accepts. Automaton has 4419 states and 5676 transitions. Word has length 283 [2020-10-19 22:24:39,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:39,469 INFO L481 AbstractCegarLoop]: Abstraction has 4419 states and 5676 transitions. [2020-10-19 22:24:39,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 4419 states and 5676 transitions. [2020-10-19 22:24:39,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2020-10-19 22:24:39,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:39,480 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 22:24:39,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2020-10-19 22:24:39,694 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:39,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:39,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1511923228, now seen corresponding path program 1 times [2020-10-19 22:24:39,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:39,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629248250] [2020-10-19 22:24:39,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:39,873 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 22:24:39,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629248250] [2020-10-19 22:24:39,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:39,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:39,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912331658] [2020-10-19 22:24:39,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:39,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:39,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:39,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:39,876 INFO L87 Difference]: Start difference. First operand 4419 states and 5676 transitions. Second operand 3 states. [2020-10-19 22:24:40,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:40,073 INFO L93 Difference]: Finished difference Result 7455 states and 9474 transitions. [2020-10-19 22:24:40,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:40,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 321 [2020-10-19 22:24:40,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:40,081 INFO L225 Difference]: With dead ends: 7455 [2020-10-19 22:24:40,081 INFO L226 Difference]: Without dead ends: 2236 [2020-10-19 22:24:40,087 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 22:24:40,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2236 states. [2020-10-19 22:24:40,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2236 to 2236. [2020-10-19 22:24:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2236 states. [2020-10-19 22:24:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 2236 states and 2826 transitions. [2020-10-19 22:24:40,166 INFO L78 Accepts]: Start accepts. Automaton has 2236 states and 2826 transitions. Word has length 321 [2020-10-19 22:24:40,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:40,166 INFO L481 AbstractCegarLoop]: Abstraction has 2236 states and 2826 transitions. [2020-10-19 22:24:40,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2826 transitions. [2020-10-19 22:24:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2020-10-19 22:24:40,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:40,175 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 22:24:40,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-19 22:24:40,176 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:40,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:40,177 INFO L82 PathProgramCache]: Analyzing trace with hash 761483812, now seen corresponding path program 1 times [2020-10-19 22:24:40,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:40,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398272383] [2020-10-19 22:24:40,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:40,351 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 22:24:40,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398272383] [2020-10-19 22:24:40,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:40,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:40,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318520061] [2020-10-19 22:24:40,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:40,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:40,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:40,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:40,354 INFO L87 Difference]: Start difference. First operand 2236 states and 2826 transitions. Second operand 3 states. [2020-10-19 22:24:40,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:40,542 INFO L93 Difference]: Finished difference Result 4474 states and 5650 transitions. [2020-10-19 22:24:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:40,542 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 360 [2020-10-19 22:24:40,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:40,547 INFO L225 Difference]: With dead ends: 4474 [2020-10-19 22:24:40,547 INFO L226 Difference]: Without dead ends: 2246 [2020-10-19 22:24:40,550 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 22:24:40,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2246 states. [2020-10-19 22:24:40,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2246 to 2236. [2020-10-19 22:24:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2236 states. [2020-10-19 22:24:40,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 2236 states and 2801 transitions. [2020-10-19 22:24:40,616 INFO L78 Accepts]: Start accepts. Automaton has 2236 states and 2801 transitions. Word has length 360 [2020-10-19 22:24:40,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:40,616 INFO L481 AbstractCegarLoop]: Abstraction has 2236 states and 2801 transitions. [2020-10-19 22:24:40,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2801 transitions. [2020-10-19 22:24:40,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2020-10-19 22:24:40,625 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:40,626 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 22:24:40,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-19 22:24:40,626 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:40,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:40,627 INFO L82 PathProgramCache]: Analyzing trace with hash 35349519, now seen corresponding path program 1 times [2020-10-19 22:24:40,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:40,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861096474] [2020-10-19 22:24:40,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:40,821 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 22:24:40,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861096474] [2020-10-19 22:24:40,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345320161] [2020-10-19 22:24:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:40,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:40,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:41,084 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 22:24:41,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 22:24:41,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-10-19 22:24:41,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114216367] [2020-10-19 22:24:41,086 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:41,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:41,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:41,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 22:24:41,087 INFO L87 Difference]: Start difference. First operand 2236 states and 2801 transitions. Second operand 3 states. [2020-10-19 22:24:41,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:41,166 INFO L93 Difference]: Finished difference Result 2855 states and 3603 transitions. [2020-10-19 22:24:41,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:41,166 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 393 [2020-10-19 22:24:41,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:41,173 INFO L225 Difference]: With dead ends: 2855 [2020-10-19 22:24:41,173 INFO L226 Difference]: Without dead ends: 2763 [2020-10-19 22:24:41,174 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 22:24:41,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2763 states. [2020-10-19 22:24:41,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2763 to 2146. [2020-10-19 22:24:41,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2146 states. [2020-10-19 22:24:41,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 2146 states and 2700 transitions. [2020-10-19 22:24:41,269 INFO L78 Accepts]: Start accepts. Automaton has 2146 states and 2700 transitions. Word has length 393 [2020-10-19 22:24:41,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:41,270 INFO L481 AbstractCegarLoop]: Abstraction has 2146 states and 2700 transitions. [2020-10-19 22:24:41,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:41,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2700 transitions. [2020-10-19 22:24:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2020-10-19 22:24:41,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:41,288 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 15, 15, 13, 13, 11, 11, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:41,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:41,503 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:41,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:41,504 INFO L82 PathProgramCache]: Analyzing trace with hash 431667755, now seen corresponding path program 1 times [2020-10-19 22:24:41,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:41,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005577009] [2020-10-19 22:24:41,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3139 backedges. 1686 proven. 26 refuted. 0 times theorem prover too weak. 1427 trivial. 0 not checked. [2020-10-19 22:24:41,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005577009] [2020-10-19 22:24:41,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168725529] [2020-10-19 22:24:41,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:41,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:41,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:42,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3139 backedges. 1686 proven. 26 refuted. 0 times theorem prover too weak. 1427 trivial. 0 not checked. [2020-10-19 22:24:42,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:42,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:42,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987500537] [2020-10-19 22:24:42,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:42,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:42,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:42,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:42,173 INFO L87 Difference]: Start difference. First operand 2146 states and 2700 transitions. Second operand 4 states. [2020-10-19 22:24:42,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:42,521 INFO L93 Difference]: Finished difference Result 5212 states and 6569 transitions. [2020-10-19 22:24:42,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 22:24:42,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 533 [2020-10-19 22:24:42,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:42,527 INFO L225 Difference]: With dead ends: 5212 [2020-10-19 22:24:42,527 INFO L226 Difference]: Without dead ends: 3032 [2020-10-19 22:24:42,530 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 535 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 22:24:42,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2020-10-19 22:24:42,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 2206. [2020-10-19 22:24:42,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2206 states. [2020-10-19 22:24:42,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 2206 states and 2780 transitions. [2020-10-19 22:24:42,595 INFO L78 Accepts]: Start accepts. Automaton has 2206 states and 2780 transitions. Word has length 533 [2020-10-19 22:24:42,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:42,596 INFO L481 AbstractCegarLoop]: Abstraction has 2206 states and 2780 transitions. [2020-10-19 22:24:42,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2780 transitions. [2020-10-19 22:24:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2020-10-19 22:24:42,613 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:42,613 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 19, 19, 17, 17, 15, 15, 13, 13, 11, 11, 11, 11, 8, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:42,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2020-10-19 22:24:42,826 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:42,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:42,828 INFO L82 PathProgramCache]: Analyzing trace with hash 316649701, now seen corresponding path program 1 times [2020-10-19 22:24:42,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:42,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675968707] [2020-10-19 22:24:42,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:43,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3976 backedges. 2066 proven. 0 refuted. 0 times theorem prover too weak. 1910 trivial. 0 not checked. [2020-10-19 22:24:43,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675968707] [2020-10-19 22:24:43,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:43,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:43,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404532934] [2020-10-19 22:24:43,305 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:43,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:43,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:43,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:43,306 INFO L87 Difference]: Start difference. First operand 2206 states and 2780 transitions. Second operand 3 states. [2020-10-19 22:24:43,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:43,550 INFO L93 Difference]: Finished difference Result 4584 states and 5788 transitions. [2020-10-19 22:24:43,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:43,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 595 [2020-10-19 22:24:43,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:43,555 INFO L225 Difference]: With dead ends: 4584 [2020-10-19 22:24:43,555 INFO L226 Difference]: Without dead ends: 2386 [2020-10-19 22:24:43,557 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 22:24:43,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2386 states. [2020-10-19 22:24:43,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2386 to 2376. [2020-10-19 22:24:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2376 states. [2020-10-19 22:24:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 2376 states and 2975 transitions. [2020-10-19 22:24:43,637 INFO L78 Accepts]: Start accepts. Automaton has 2376 states and 2975 transitions. Word has length 595 [2020-10-19 22:24:43,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:43,641 INFO L481 AbstractCegarLoop]: Abstraction has 2376 states and 2975 transitions. [2020-10-19 22:24:43,641 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2975 transitions. [2020-10-19 22:24:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2020-10-19 22:24:43,661 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:43,662 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 21, 21, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 10, 8, 8, 6, 6, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:43,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-10-19 22:24:43,662 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:43,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:43,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1796704043, now seen corresponding path program 1 times [2020-10-19 22:24:43,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:43,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915563573] [2020-10-19 22:24:43,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4945 backedges. 2605 proven. 0 refuted. 0 times theorem prover too weak. 2340 trivial. 0 not checked. [2020-10-19 22:24:43,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915563573] [2020-10-19 22:24:43,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 22:24:43,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 22:24:43,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075798178] [2020-10-19 22:24:43,976 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 22:24:43,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:43,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 22:24:43,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 22:24:43,978 INFO L87 Difference]: Start difference. First operand 2376 states and 2975 transitions. Second operand 3 states. [2020-10-19 22:24:44,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:44,222 INFO L93 Difference]: Finished difference Result 4739 states and 5928 transitions. [2020-10-19 22:24:44,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 22:24:44,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 657 [2020-10-19 22:24:44,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:44,229 INFO L225 Difference]: With dead ends: 4739 [2020-10-19 22:24:44,230 INFO L226 Difference]: Without dead ends: 2371 [2020-10-19 22:24:44,234 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 22:24:44,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2371 states. [2020-10-19 22:24:44,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2371 to 2371. [2020-10-19 22:24:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2371 states. [2020-10-19 22:24:44,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2371 states and 2920 transitions. [2020-10-19 22:24:44,309 INFO L78 Accepts]: Start accepts. Automaton has 2371 states and 2920 transitions. Word has length 657 [2020-10-19 22:24:44,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:44,309 INFO L481 AbstractCegarLoop]: Abstraction has 2371 states and 2920 transitions. [2020-10-19 22:24:44,309 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 22:24:44,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 2920 transitions. [2020-10-19 22:24:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2020-10-19 22:24:44,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 22:24:44,321 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 23, 23, 23, 21, 21, 19, 19, 17, 17, 15, 15, 15, 15, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 22:24:44,321 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-10-19 22:24:44,321 INFO L429 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-19 22:24:44,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 22:24:44,322 INFO L82 PathProgramCache]: Analyzing trace with hash -372840571, now seen corresponding path program 1 times [2020-10-19 22:24:44,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 22:24:44,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959079454] [2020-10-19 22:24:44,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 22:24:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:44,761 INFO L134 CoverageAnalysis]: Checked inductivity of 6056 backedges. 3605 proven. 16 refuted. 0 times theorem prover too weak. 2435 trivial. 0 not checked. [2020-10-19 22:24:44,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959079454] [2020-10-19 22:24:44,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098584926] [2020-10-19 22:24:44,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 22:24:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 22:24:44,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-19 22:24:44,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 22:24:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6056 backedges. 3605 proven. 16 refuted. 0 times theorem prover too weak. 2435 trivial. 0 not checked. [2020-10-19 22:24:45,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 22:24:45,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-19 22:24:45,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714704352] [2020-10-19 22:24:45,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 22:24:45,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 22:24:45,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 22:24:45,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 22:24:45,745 INFO L87 Difference]: Start difference. First operand 2371 states and 2920 transitions. Second operand 4 states. [2020-10-19 22:24:46,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 22:24:46,068 INFO L93 Difference]: Finished difference Result 4081 states and 5070 transitions. [2020-10-19 22:24:46,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 22:24:46,069 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 723 [2020-10-19 22:24:46,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 22:24:46,070 INFO L225 Difference]: With dead ends: 4081 [2020-10-19 22:24:46,070 INFO L226 Difference]: Without dead ends: 0 [2020-10-19 22:24:46,080 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 728 GetRequests, 725 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 22:24:46,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-19 22:24:46,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-19 22:24:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-19 22:24:46,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 22:24:46,081 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 723 [2020-10-19 22:24:46,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 22:24:46,082 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 22:24:46,082 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 22:24:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-19 22:24:46,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-19 22:24:46,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2020-10-19 22:24:46,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-19 22:24:46,423 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2020-10-19 22:24:46,580 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 111 [2020-10-19 22:24:48,192 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 437 DAG size of output: 270 [2020-10-19 22:24:48,420 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 109 [2020-10-19 22:24:49,867 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 437 DAG size of output: 270 [2020-10-19 22:24:50,935 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 33 [2020-10-19 22:24:51,331 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 38 [2020-10-19 22:24:51,896 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 42 [2020-10-19 22:24:52,365 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 32 [2020-10-19 22:24:56,569 WARN L193 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 220 DAG size of output: 111 [2020-10-19 22:24:57,075 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2020-10-19 22:24:57,718 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2020-10-19 22:24:58,205 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 24 [2020-10-19 22:24:58,517 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2020-10-19 22:24:58,948 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 39 [2020-10-19 22:25:03,216 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 220 DAG size of output: 111 [2020-10-19 22:25:03,679 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 34 [2020-10-19 22:25:04,051 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 26 [2020-10-19 22:25:04,581 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 49 [2020-10-19 22:25:04,914 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 29 [2020-10-19 22:25:05,138 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2020-10-19 22:25:05,464 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2020-10-19 22:25:05,761 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2020-10-19 22:25:06,090 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2020-10-19 22:25:06,537 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 33 [2020-10-19 22:25:06,871 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 19 [2020-10-19 22:25:06,875 INFO L274 CegarLoopResult]: For program point L531(lines 531 537) no Hoare annotation was computed. [2020-10-19 22:25:06,875 INFO L274 CegarLoopResult]: For program point L498(lines 498 500) no Hoare annotation was computed. [2020-10-19 22:25:06,875 INFO L274 CegarLoopResult]: For program point L531-1(lines 531 537) no Hoare annotation was computed. [2020-10-19 22:25:06,875 INFO L274 CegarLoopResult]: For program point L498-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L202(lines 202 547) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L169(lines 169 558) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L136(lines 136 569) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L103(lines 103 580) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L434(lines 434 437) no Hoare annotation was computed. [2020-10-19 22:25:06,876 INFO L274 CegarLoopResult]: For program point L335(lines 335 373) no Hoare annotation was computed. [2020-10-19 22:25:06,877 INFO L270 CegarLoopResult]: At program point L203(lines 199 548) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse1 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.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) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-10-19 22:25:06,877 INFO L270 CegarLoopResult]: At program point L104(lines 103 580) the Hoare annotation is: false [2020-10-19 22:25:06,877 INFO L277 CegarLoopResult]: At program point L600(lines 99 601) the Hoare annotation is: true [2020-10-19 22:25:06,877 INFO L274 CegarLoopResult]: For program point L534(lines 534 536) no Hoare annotation was computed. [2020-10-19 22:25:06,878 INFO L270 CegarLoopResult]: At program point L402(lines 393 411) the Hoare annotation is: (let ((.cse0 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0 .cse1 .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0 .cse1 .cse2 .cse3))) [2020-10-19 22:25:06,878 INFO L274 CegarLoopResult]: For program point L205(lines 205 546) no Hoare annotation was computed. [2020-10-19 22:25:06,878 INFO L274 CegarLoopResult]: For program point L172(lines 172 557) no Hoare annotation was computed. [2020-10-19 22:25:06,878 INFO L274 CegarLoopResult]: For program point L139(lines 139 568) no Hoare annotation was computed. [2020-10-19 22:25:06,878 INFO L274 CegarLoopResult]: For program point L106(lines 106 579) no Hoare annotation was computed. [2020-10-19 22:25:06,878 INFO L274 CegarLoopResult]: For program point L338(lines 338 372) no Hoare annotation was computed. [2020-10-19 22:25:06,878 INFO L274 CegarLoopResult]: For program point L338-1(lines 338 372) no Hoare annotation was computed. [2020-10-19 22:25:06,878 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 22:25:06,879 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 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse5 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse5) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5))) [2020-10-19 22:25:06,879 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 (<= 8480 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.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 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse8) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse5 .cse6 .cse7 .cse8))) [2020-10-19 22:25:06,879 INFO L274 CegarLoopResult]: For program point L471(lines 471 473) no Hoare annotation was computed. [2020-10-19 22:25:06,879 INFO L274 CegarLoopResult]: For program point L405(lines 405 407) no Hoare annotation was computed. [2020-10-19 22:25:06,879 INFO L274 CegarLoopResult]: For program point L339(lines 339 369) no Hoare annotation was computed. [2020-10-19 22:25:06,879 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 22:25:06,879 INFO L274 CegarLoopResult]: For program point L175(lines 175 556) no Hoare annotation was computed. [2020-10-19 22:25:06,879 INFO L274 CegarLoopResult]: For program point L142(lines 142 567) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L109(lines 109 578) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L605(lines 605 607) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 607) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L506(lines 506 509) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L275(lines 275 277) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L275-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L309(lines 309 316) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L309-2(lines 309 316) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L244(lines 244 254) no Hoare annotation was computed. [2020-10-19 22:25:06,880 INFO L274 CegarLoopResult]: For program point L178(lines 178 555) no Hoare annotation was computed. [2020-10-19 22:25:06,881 INFO L274 CegarLoopResult]: For program point L145(lines 145 566) no Hoare annotation was computed. [2020-10-19 22:25:06,881 INFO L274 CegarLoopResult]: For program point L112(lines 112 577) no Hoare annotation was computed. [2020-10-19 22:25:06,881 INFO L274 CegarLoopResult]: For program point L344(lines 344 367) no Hoare annotation was computed. [2020-10-19 22:25:06,881 INFO L274 CegarLoopResult]: For program point L245(lines 245 248) no Hoare annotation was computed. [2020-10-19 22:25:06,881 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 (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 8480))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 .cse3 .cse6 .cse7 .cse8 .cse9 .cse2 .cse4 .cse5 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2020-10-19 22:25:06,881 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 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse5 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse5) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5))) [2020-10-19 22:25:06,881 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 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse5 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse4 .cse5) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5))) [2020-10-19 22:25:06,882 INFO L277 CegarLoopResult]: At program point L610(lines 12 612) the Hoare annotation is: true [2020-10-19 22:25:06,882 INFO L270 CegarLoopResult]: At program point L544(lines 100 599) the Hoare annotation is: (let ((.cse30 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse31 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse14 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse26 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse20 (<= ULTIMATE.start_ssl3_accept_~s__state~0 3)) (.cse28 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse22 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse23 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse24 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse25 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse18 (not .cse14)) (.cse19 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse5 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not .cse31)) (.cse10 (not .cse30)) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse29 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse15 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse8 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse17 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse12 .cse17 .cse18) (and .cse8 .cse5 .cse19 .cse18) (and .cse16 .cse20) (and .cse8 .cse0 .cse14 .cse2) (and .cse3 .cse12 .cse17) (and .cse1 .cse12 .cse17) (and .cse7 .cse21 .cse1 .cse22 .cse23 .cse11 .cse2 .cse24 .cse25) (and .cse26 .cse16 .cse24 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse18) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse27 .cse26 .cse14 .cse24) (and .cse8 .cse20) (and .cse0 .cse27 .cse4 .cse5 .cse6 .cse28) (and .cse27 .cse4 .cse5 .cse6 .cse28 .cse18) (and .cse8 .cse12 .cse17 .cse18) (and .cse8 .cse14 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (and .cse7 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse21 .cse22 .cse23 .cse11 .cse2 .cse24 .cse25) (and .cse7 .cse1 .cse10 .cse11 .cse12 .cse13 .cse15) (and .cse0 .cse3 .cse2) (and .cse7 .cse3 .cse11 .cse29 .cse12 .cse15) (and .cse27 .cse5 .cse16 .cse19 .cse18) (and .cse8 (= ULTIMATE.start_ssl3_accept_~s__state~0 8528) .cse14) (and .cse0 .cse8 .cse5 .cse19) (and .cse8 .cse14 .cse30) (and .cse7 .cse3 .cse11 .cse12 .cse13 .cse15) (and .cse8 .cse14 .cse31) (and .cse7 .cse1 .cse10 .cse11 .cse29 .cse12 .cse15) (and .cse4 .cse5 .cse1 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse29 .cse12 .cse14 .cse15) (and .cse0 .cse8 .cse12 .cse17)))) [2020-10-19 22:25:06,882 INFO L274 CegarLoopResult]: For program point L445(lines 445 447) no Hoare annotation was computed. [2020-10-19 22:25:06,883 INFO L274 CegarLoopResult]: For program point L313(lines 313 315) no Hoare annotation was computed. [2020-10-19 22:25:06,883 INFO L274 CegarLoopResult]: For program point L181(lines 181 554) no Hoare annotation was computed. [2020-10-19 22:25:06,883 INFO L274 CegarLoopResult]: For program point L148(lines 148 565) no Hoare annotation was computed. [2020-10-19 22:25:06,883 INFO L274 CegarLoopResult]: For program point L115(lines 115 576) no Hoare annotation was computed. [2020-10-19 22:25:06,883 INFO L274 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-10-19 22:25:06,883 INFO L274 CegarLoopResult]: For program point L347-2(lines 347 351) no Hoare annotation was computed. [2020-10-19 22:25:06,884 INFO L274 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-10-19 22:25:06,884 INFO L274 CegarLoopResult]: For program point L480(lines 480 482) no Hoare annotation was computed. [2020-10-19 22:25:06,884 INFO L274 CegarLoopResult]: For program point L381(lines 381 413) no Hoare annotation was computed. [2020-10-19 22:25:06,884 INFO L274 CegarLoopResult]: For program point L514(lines 514 516) no Hoare annotation was computed. [2020-10-19 22:25:06,884 INFO L274 CegarLoopResult]: For program point L448(lines 448 457) no Hoare annotation was computed. [2020-10-19 22:25:06,884 INFO L274 CegarLoopResult]: For program point L382(lines 382 388) no Hoare annotation was computed. [2020-10-19 22:25:06,885 INFO L274 CegarLoopResult]: For program point L217(lines 217 219) no Hoare annotation was computed. [2020-10-19 22:25:06,885 INFO L274 CegarLoopResult]: For program point L184(lines 184 553) no Hoare annotation was computed. [2020-10-19 22:25:06,885 INFO L274 CegarLoopResult]: For program point L151(lines 151 564) no Hoare annotation was computed. [2020-10-19 22:25:06,885 INFO L274 CegarLoopResult]: For program point L217-2(lines 217 219) no Hoare annotation was computed. [2020-10-19 22:25:06,885 INFO L274 CegarLoopResult]: For program point L118(lines 118 575) no Hoare annotation was computed. [2020-10-19 22:25:06,885 INFO L274 CegarLoopResult]: For program point L581(lines 581 597) no Hoare annotation was computed. [2020-10-19 22:25:06,886 INFO L270 CegarLoopResult]: At program point L515(lines 73 611) the Hoare annotation is: false [2020-10-19 22:25:06,886 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-19 22:25:06,886 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) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0))) [2020-10-19 22:25:06,886 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 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse5 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse4 .cse5) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5))) [2020-10-19 22:25:06,887 INFO L274 CegarLoopResult]: For program point L86(lines 86 88) no Hoare annotation was computed. [2020-10-19 22:25:06,887 INFO L274 CegarLoopResult]: For program point L86-2(lines 83 89) no Hoare annotation was computed. [2020-10-19 22:25:06,887 INFO L274 CegarLoopResult]: For program point L582(lines 582 596) no Hoare annotation was computed. [2020-10-19 22:25:06,887 INFO L274 CegarLoopResult]: For program point L483(lines 483 487) no Hoare annotation was computed. [2020-10-19 22:25:06,887 INFO L274 CegarLoopResult]: For program point L483-2(lines 483 487) no Hoare annotation was computed. [2020-10-19 22:25:06,887 INFO L274 CegarLoopResult]: For program point L583(lines 583 588) no Hoare annotation was computed. [2020-10-19 22:25:06,888 INFO L274 CegarLoopResult]: For program point L517(lines 517 519) no Hoare annotation was computed. [2020-10-19 22:25:06,888 INFO L274 CegarLoopResult]: For program point L583-2(lines 582 596) no Hoare annotation was computed. [2020-10-19 22:25:06,888 INFO L274 CegarLoopResult]: For program point L187(lines 187 552) no Hoare annotation was computed. [2020-10-19 22:25:06,888 INFO L274 CegarLoopResult]: For program point L154(lines 154 563) no Hoare annotation was computed. [2020-10-19 22:25:06,888 INFO L274 CegarLoopResult]: For program point L121(lines 121 574) no Hoare annotation was computed. [2020-10-19 22:25:06,888 INFO L274 CegarLoopResult]: For program point L452(lines 452 454) no Hoare annotation was computed. [2020-10-19 22:25:06,889 INFO L270 CegarLoopResult]: At program point L122(lines 118 575) 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 (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (<= 8480 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.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))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)))) [2020-10-19 22:25:06,889 INFO L274 CegarLoopResult]: For program point L585(lines 585 587) no Hoare annotation was computed. [2020-10-19 22:25:06,889 INFO L274 CegarLoopResult]: For program point L288(lines 288 294) no Hoare annotation was computed. [2020-10-19 22:25:06,889 INFO L274 CegarLoopResult]: For program point L222(lines 222 224) no Hoare annotation was computed. [2020-10-19 22:25:06,890 INFO L274 CegarLoopResult]: For program point L355(lines 355 363) no Hoare annotation was computed. [2020-10-19 22:25:06,890 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-19 22:25:06,890 INFO L274 CegarLoopResult]: For program point L190(lines 190 551) no Hoare annotation was computed. [2020-10-19 22:25:06,890 INFO L274 CegarLoopResult]: For program point L157(lines 157 562) no Hoare annotation was computed. [2020-10-19 22:25:06,890 INFO L274 CegarLoopResult]: For program point L124(lines 124 573) no Hoare annotation was computed. [2020-10-19 22:25:06,890 INFO L274 CegarLoopResult]: For program point L91(lines 91 95) no Hoare annotation was computed. [2020-10-19 22:25:06,891 INFO L274 CegarLoopResult]: For program point L91-1(lines 73 611) no Hoare annotation was computed. [2020-10-19 22:25:06,891 INFO L274 CegarLoopResult]: For program point L521(lines 521 525) no Hoare annotation was computed. [2020-10-19 22:25:06,891 INFO L274 CegarLoopResult]: For program point L521-2(lines 521 525) no Hoare annotation was computed. [2020-10-19 22:25:06,891 INFO L270 CegarLoopResult]: At program point L356(lines 332 374) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse5 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse4 .cse5) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3 .cse4 .cse5))) [2020-10-19 22:25:06,892 INFO L270 CegarLoopResult]: At program point L191(lines 187 552) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0 .cse1) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse0 .cse1) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0 .cse1))) [2020-10-19 22:25:06,892 INFO L270 CegarLoopResult]: At program point L158(lines 154 563) the Hoare annotation is: (let ((.cse0 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0 .cse1 .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0 .cse1 .cse2 .cse3))) [2020-10-19 22:25:06,892 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 (<= 8480 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.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 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2020-10-19 22:25:06,892 INFO L274 CegarLoopResult]: For program point L92(lines 92 94) no Hoare annotation was computed. [2020-10-19 22:25:06,892 INFO L274 CegarLoopResult]: For program point L423(lines 423 425) no Hoare annotation was computed. [2020-10-19 22:25:06,892 INFO L270 CegarLoopResult]: At program point L390(lines 381 413) the Hoare annotation is: (let ((.cse0 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse0 .cse1 .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0 .cse1 .cse2 .cse3))) [2020-10-19 22:25:06,892 INFO L274 CegarLoopResult]: For program point L291(lines 291 293) no Hoare annotation was computed. [2020-10-19 22:25:06,892 INFO L274 CegarLoopResult]: For program point L291-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L277 CegarLoopResult]: At program point L622(lines 613 624) the Hoare annotation is: true [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L358(lines 358 360) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L193(lines 193 550) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L160(lines 160 561) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L127(lines 127 572) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L326(lines 326 330) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L260(lines 260 262) no Hoare annotation was computed. [2020-10-19 22:25:06,893 INFO L274 CegarLoopResult]: For program point L326-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L227(lines 227 238) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L227-2(lines 209 543) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L393(lines 393 411) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L493(lines 493 496) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L196(lines 196 549) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L163(lines 163 560) no Hoare annotation was computed. [2020-10-19 22:25:06,894 INFO L274 CegarLoopResult]: For program point L130(lines 130 571) no Hoare annotation was computed. [2020-10-19 22:25:06,895 INFO L270 CegarLoopResult]: At program point L197(lines 193 550) the Hoare annotation is: (let ((.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse4 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse3 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse5) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse7 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse3 .cse2 .cse5))) [2020-10-19 22:25:06,895 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 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2 .cse3) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse1 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse2 .cse3))) [2020-10-19 22:25:06,895 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-19 22:25:06,895 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-19 22:25:06,895 INFO L274 CegarLoopResult]: For program point L462(lines 462 464) no Hoare annotation was computed. [2020-10-19 22:25:06,895 INFO L274 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-10-19 22:25:06,895 INFO L274 CegarLoopResult]: For program point L298-2(lines 298 302) no Hoare annotation was computed. [2020-10-19 22:25:06,896 INFO L274 CegarLoopResult]: For program point L199(lines 199 548) no Hoare annotation was computed. [2020-10-19 22:25:06,896 INFO L274 CegarLoopResult]: For program point L166(lines 166 559) no Hoare annotation was computed. [2020-10-19 22:25:06,896 INFO L274 CegarLoopResult]: For program point L133(lines 133 570) no Hoare annotation was computed. [2020-10-19 22:25:06,896 INFO L270 CegarLoopResult]: At program point L100-2(lines 100 599) the Hoare annotation is: (let ((.cse30 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse31 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse14 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse26 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse20 (<= ULTIMATE.start_ssl3_accept_~s__state~0 3)) (.cse28 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse22 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse23 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse24 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse25 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640)) (.cse18 (not .cse14)) (.cse19 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse5 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not .cse31)) (.cse10 (not .cse30)) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse29 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse15 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse8 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse17 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse12 .cse17 .cse18) (and .cse8 .cse5 .cse19 .cse18) (and .cse16 .cse20) (and .cse8 .cse0 .cse14 .cse2) (and .cse3 .cse12 .cse17) (and .cse1 .cse12 .cse17) (and .cse7 .cse21 .cse1 .cse22 .cse23 .cse11 .cse2 .cse24 .cse25) (and .cse26 .cse16 .cse24 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse18) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) .cse27 .cse26 .cse14 .cse24) (and .cse8 .cse20) (and .cse0 .cse27 .cse4 .cse5 .cse6 .cse28) (and .cse27 .cse4 .cse5 .cse6 .cse28 .cse18) (and .cse8 .cse12 .cse17 .cse18) (and .cse8 .cse14 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (and .cse7 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse21 .cse22 .cse23 .cse11 .cse2 .cse24 .cse25) (and .cse7 .cse1 .cse10 .cse11 .cse12 .cse13 .cse15) (and .cse0 .cse3 .cse2) (and .cse7 .cse3 .cse11 .cse29 .cse12 .cse15) (and .cse27 .cse5 .cse16 .cse19 .cse18) (and .cse8 (= ULTIMATE.start_ssl3_accept_~s__state~0 8528) .cse14) (and .cse0 .cse8 .cse5 .cse19) (and .cse8 .cse14 .cse30) (and .cse7 .cse3 .cse11 .cse12 .cse13 .cse15) (and .cse8 .cse14 .cse31) (and .cse7 .cse1 .cse10 .cse11 .cse29 .cse12 .cse15) (and .cse4 .cse5 .cse1 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse29 .cse12 .cse14 .cse15) (and .cse0 .cse8 .cse12 .cse17)))) [2020-10-19 22:25:06,896 INFO L274 CegarLoopResult]: For program point L431-1(lines 431 439) no Hoare annotation was computed. [2020-10-19 22:25:06,896 INFO L274 CegarLoopResult]: For program point L233(lines 233 236) no Hoare annotation was computed. [2020-10-19 22:25:06,897 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)) (.cse3 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (.cse2 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse1 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) (not .cse3)) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse1 .cse3 .cse2) (and (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse0 .cse1 .cse3 .cse2))) [2020-10-19 22:25:06,897 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))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.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)) (.cse1 (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))) (.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 .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 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse2 .cse5 .cse6 .cse7 .cse8 .cse9 .cse1 .cse3 .cse4 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0) .cse10))) [2020-10-19 22:25:06,897 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-19 22:25:06,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 10:25:06 BoogieIcfgContainer [2020-10-19 22:25:06,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 22:25:06,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 22:25:06,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 22:25:06,943 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 22:25:06,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 10:24:22" (3/4) ... [2020-10-19 22:25:06,948 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-19 22:25:06,966 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-19 22:25:06,967 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-19 22:25:06,968 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 22:25:06,969 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-19 22:25:07,109 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 22:25:07,109 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 22:25:07,111 INFO L168 Benchmark]: Toolchain (without parser) took 45819.04 ms. Allocated memory was 34.6 MB in the beginning and 644.9 MB in the end (delta: 610.3 MB). Free memory was 15.1 MB in the beginning and 271.5 MB in the end (delta: -256.4 MB). Peak memory consumption was 353.9 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,112 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 33.6 MB. Free memory was 10.9 MB in the beginning and 10.9 MB in the end (delta: 42.0 kB). Peak memory consumption was 42.0 kB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.64 ms. Allocated memory was 34.6 MB in the beginning and 43.5 MB in the end (delta: 8.9 MB). Free memory was 14.2 MB in the beginning and 19.7 MB in the end (delta: -5.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.96 ms. Allocated memory is still 43.5 MB. Free memory was 19.7 MB in the beginning and 16.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,113 INFO L168 Benchmark]: Boogie Preprocessor took 56.24 ms. Allocated memory was 43.5 MB in the beginning and 45.6 MB in the end (delta: 2.1 MB). Free memory was 16.4 MB in the beginning and 26.0 MB in the end (delta: -9.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,113 INFO L168 Benchmark]: RCFGBuilder took 844.74 ms. Allocated memory was 45.6 MB in the beginning and 47.7 MB in the end (delta: 2.1 MB). Free memory was 26.0 MB in the beginning and 23.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,114 INFO L168 Benchmark]: TraceAbstraction took 44180.88 ms. Allocated memory was 47.7 MB in the beginning and 644.9 MB in the end (delta: 597.2 MB). Free memory was 23.1 MB in the beginning and 294.1 MB in the end (delta: -271.0 MB). Peak memory consumption was 582.8 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,114 INFO L168 Benchmark]: Witness Printer took 166.68 ms. Allocated memory is still 644.9 MB. Free memory was 294.1 MB in the beginning and 271.5 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 14.3 GB. [2020-10-19 22:25:07,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 33.6 MB. Free memory was 10.9 MB in the beginning and 10.9 MB in the end (delta: 42.0 kB). Peak memory consumption was 42.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 485.64 ms. Allocated memory was 34.6 MB in the beginning and 43.5 MB in the end (delta: 8.9 MB). Free memory was 14.2 MB in the beginning and 19.7 MB in the end (delta: -5.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 71.96 ms. Allocated memory is still 43.5 MB. Free memory was 19.7 MB in the beginning and 16.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 56.24 ms. Allocated memory was 43.5 MB in the beginning and 45.6 MB in the end (delta: 2.1 MB). Free memory was 16.4 MB in the beginning and 26.0 MB in the end (delta: -9.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 844.74 ms. Allocated memory was 45.6 MB in the beginning and 47.7 MB in the end (delta: 2.1 MB). Free memory was 26.0 MB in the beginning and 23.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 44180.88 ms. Allocated memory was 47.7 MB in the beginning and 644.9 MB in the end (delta: 597.2 MB). Free memory was 23.1 MB in the beginning and 294.1 MB in the end (delta: -271.0 MB). Peak memory consumption was 582.8 MB. Max. memory is 14.3 GB. * Witness Printer took 166.68 ms. Allocated memory is still 644.9 MB. Free memory was 294.1 MB in the beginning and 271.5 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 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: 332]: Loop Invariant Derived loop invariant: ((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__hit == 0) && s__state <= 8576) && 8512 <= s__state) || ((((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state)) || ((((((!(s__state == 8545) && !(s__state == 8544)) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8496 == s__state)) && 8480 <= s__state) && !(s__state == 8544)) && blastFlag == 1) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) || (((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && !(8496 == s__state)) && blastFlag == 0) && 8480 <= s__state) && !(s__state == 8544)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576)) || ((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(8496 == s__state)) && 8480 <= s__state) && !(s__state == 8544)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && s__hit == 0) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((((((((((!(s__state == 8673) && blastFlag <= 3) && s__state <= 8672) && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && !(12292 == s__state)) && !(s__state == 8672)) && !(s__hit == 0)) || ((((!(s__state == 8673) && s__state <= 8672) && 8656 <= s__state) && blastFlag == 1) && !(s__state == 8672))) || (((((((blastFlag <= 2 && !(s__state == 8673)) && blastFlag <= 3) && s__state <= 8672) && 8656 <= s__state) && !(12292 == s__state)) && !(s__state == 8672)) && !(s__hit == 0))) || (((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && !(s__state == 8673)) && blastFlag <= 3) && s__state <= 8672) && 8656 <= s__state) && !(12292 == s__state)) && !(s__state == 8672))) || ((((!(s__state == 8673) && blastFlag == 0) && 8656 <= s__state) && s__state <= 8672) && !(s__state == 8672)) - 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: ((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__hit == 0) && s__state <= 8576) && 8512 <= s__state) || ((((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state)) || ((((((!(s__state == 8545) && !(s__state == 8544)) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state) - 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 == 1) && s__state <= 8576) || (((blastFlag == 0 && s__state <= 8672) && 8656 <= s__state) && !(s__state == 8657))) || (((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && s__state == 8608) && s__hit == 0) && 8512 <= s__state)) || (((s__s3__tmp__next_state___0 <= 8640 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && 8656 <= s__state) && s__state <= 8656) && !(s__hit == 0))) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 3)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) && s__state <= 8576)) || ((blastFlag == 0 && s__state <= 8640) && 8640 <= s__state)) || ((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 <= 3 && blastFlag <= 3) && s__state <= 8448) && s__hit == 0) && 8448 <= s__state)) || (blastFlag <= 2 && s__state <= 3)) || (((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8656 <= s__state) && !(s__state == 8657)) && !(s__state == 8656))) || (((((blastFlag <= 3 && s__state <= 8672) && 8656 <= s__state) && !(s__state == 8657)) && !(s__state == 8656)) && !(s__hit == 0))) || (((blastFlag <= 2 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || ((blastFlag <= 2 && s__hit == 0) && s__state == 8512)) || (((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481))) || ((((((!(s__state == 8545) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && s__state == 8608) && 8512 <= s__state)) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8561)) && s__state == 8592) && s__state <= 8640) && 8512 <= s__state)) || ((((blastFlag <= 3 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8656) && !(s__hit == 0))) || ((blastFlag <= 2 && s__state == 8528) && s__hit == 0)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && 8656 <= s__state) && s__state <= 8656)) || ((blastFlag <= 2 && s__hit == 0) && 8560 == s__state)) || (((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8561)) && s__state <= 8640) && s__state == 8608) && 8512 <= s__state)) || ((blastFlag <= 2 && s__hit == 0) && s__state == 8544)) || ((((((!(s__state == 8545) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && s__state <= 8640) && 8512 <= s__state)) || (((s__state <= 8672 && 8656 <= s__state) && blastFlag == 1) && !(s__state == 8657))) || (((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && s__state <= 8640) && s__hit == 0) && 8512 <= s__state)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && s__state <= 8640) && 8640 <= s__state) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8512 <= s__state) || ((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && s__hit == 0) && 8512 <= s__state)) || ((((((!(s__state == 8545) && !(s__state == 8544)) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8512 <= s__state) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: ((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(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) && !(s__state == 8481)) || ((((((((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && !(s__state == 8545)) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__hit == 0) && !(s__state == 8481))) || (((((((((((s__s3__tmp__next_state___0 <= 8576 && !(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) && !(s__state == 8481)) - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: (((((blastFlag == 1 && s__state <= 8640) && 8640 <= s__state) || (((s__s3__tmp__next_state___0 <= 8640 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && s__state <= 8640) && 8640 <= s__state)) || ((blastFlag == 0 && s__state <= 8640) && 8640 <= s__state) - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 2 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && s__hit == 0) && 8512 <= s__state) || ((((blastFlag == 1 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state)) || ((((blastFlag == 0 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && !(s__state == 8545)) && 8480 <= s__state) && !(s__state == 8480)) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && s__hit == 0) && !(s__state == 8481)) || (((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag == 0) && 8480 <= s__state) && !(s__state == 8480)) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8481))) || ((((((((!(s__state == 8545) && 8480 <= s__state) && !(s__state == 8480)) && !(s__state == 8544)) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && !(s__state == 8481)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 1) && s__state <= 8576) || (((blastFlag == 0 && s__state <= 8672) && 8656 <= s__state) && !(s__state == 8657))) || (((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && s__state == 8608) && s__hit == 0) && 8512 <= s__state)) || (((s__s3__tmp__next_state___0 <= 8640 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && 8656 <= s__state) && s__state <= 8656) && !(s__hit == 0))) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 3)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__hit == 0) && s__state <= 8576)) || ((blastFlag == 0 && s__state <= 8640) && 8640 <= s__state)) || ((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 <= 3 && blastFlag <= 3) && s__state <= 8448) && s__hit == 0) && 8448 <= s__state)) || (blastFlag <= 2 && s__state <= 3)) || (((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && s__state <= 8672) && 8656 <= s__state) && !(s__state == 8657)) && !(s__state == 8656))) || (((((blastFlag <= 3 && s__state <= 8672) && 8656 <= s__state) && !(s__state == 8657)) && !(s__state == 8656)) && !(s__hit == 0))) || (((blastFlag <= 2 && s__state <= 8640) && 8640 <= s__state) && !(s__hit == 0))) || ((blastFlag <= 2 && s__hit == 0) && s__state == 8512)) || (((((((((!(s__state == 8545) && !(8496 == s__state)) && blastFlag == 0) && !(s__state == 8480)) && !(8448 == s__state)) && !(8497 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(s__state == 8481))) || ((((((!(s__state == 8545) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && s__state == 8608) && 8512 <= s__state)) || ((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 0) && s__state <= 8576)) || (((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8561)) && s__state == 8592) && s__state <= 8640) && 8512 <= s__state)) || ((((blastFlag <= 3 && 8656 <= s__state) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8656) && !(s__hit == 0))) || ((blastFlag <= 2 && s__state == 8528) && s__hit == 0)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && 8656 <= s__state) && s__state <= 8656)) || ((blastFlag <= 2 && s__hit == 0) && 8560 == s__state)) || (((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8561)) && s__state <= 8640) && s__state == 8608) && 8512 <= s__state)) || ((blastFlag <= 2 && s__hit == 0) && s__state == 8544)) || ((((((!(s__state == 8545) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && s__state <= 8640) && 8512 <= s__state)) || (((s__state <= 8672 && 8656 <= s__state) && blastFlag == 1) && !(s__state == 8657))) || (((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state == 8592) && s__state <= 8640) && s__hit == 0) && 8512 <= s__state)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && s__state <= 8640) && 8640 <= s__state) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8512 <= s__state) || ((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && s__hit == 0) && 8512 <= s__state)) || ((((((!(s__state == 8545) && !(s__state == 8544)) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && 8512 <= s__state) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((((!(s__state == 8545) && !(s__state == 8544)) && blastFlag == 1) && s__state <= 8576) && 8512 <= s__state) || ((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8544)) && s__state <= 8576) && 8512 <= s__state)) || (((((!(s__state == 8545) && blastFlag <= 2) && !(s__state == 8544)) && s__hit == 0) && s__state <= 8576) && 8512 <= s__state) - 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__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))) || (((((((((((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8545)) && blastFlag <= 2) && !(s__state == 8480)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8448 <= s__state) && !(8496 == s__state)) && !(s__state == 8544)) && !(8448 == s__state)) && s__hit == 0) && !(s__state == 8481)) - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((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)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && s__hit == 0) && 8448 <= s__state) - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((((((!(s__state == 8545) && !(8496 == s__state)) && 8480 <= s__state) && !(s__state == 8480)) && !(s__state == 8544)) && s__s3__tmp__next_state___0 <= 8640) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8481)) || ((((((((((!(s__state == 8545) && blastFlag <= 2) && !(8496 == s__state)) && 8480 <= s__state) && !(s__state == 8480)) && !(s__state == 8544)) && !(8497 == s__state)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8640) && !(s__state == 8481)) - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 2 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && s__hit == 0) && 8512 <= s__state) || ((((blastFlag == 1 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state)) || ((((blastFlag == 0 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 3) && 8656 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 8656)) || (((((blastFlag <= 3 && 8656 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 8656)) && !(s__hit == 0))) || ((((8656 <= s__state && blastFlag == 1) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 8656))) || ((((blastFlag == 0 && 8656 <= s__state) && !(s__state == 8657)) && !(12292 == s__state)) && !(s__state == 8656)) - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: ((((((blastFlag <= 2 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && s__hit == 0) && 8512 <= s__state) || ((((blastFlag == 1 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state)) || ((((blastFlag == 0 && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: ((((((((blastFlag <= 2 && !(s__state == 8545)) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__hit == 0) && s__state <= 8576) && 8512 <= s__state) || ((((((!(s__state == 8545) && blastFlag == 0) && !(s__state == 8544)) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state)) || ((((((!(s__state == 8545) && !(s__state == 8544)) && blastFlag == 1) && !(8560 == s__state)) && !(s__state == 8561)) && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && s__state == 8608) && s__hit == 0) || (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: 23.4s, OverallIterations: 39, TraceHistogramMax: 24, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7382 SDtfs, 4553 SDslu, 3427 SDs, 0 SdLazy, 3933 SolverSat, 1076 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3121 GetRequests, 3066 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5055occurred in iteration=30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.1s AutomataMinimizationTime, 39 MinimizatonAttempts, 6779 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 260 NumberOfFragments, 2695 HoareAnnotationTreeSize, 28 FomulaSimplifications, 471743 FormulaSimplificationTreeSizeReduction, 4.1s HoareSimplificationTime, 28 FomulaSimplificationsInter, 65500 FormulaSimplificationTreeSizeReductionInter, 16.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 11577 NumberOfCodeBlocks, 11577 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 11530 ConstructedInterpolants, 0 QuantifiedInterpolants, 5297671 SizeOfPredicates, 9 NumberOfNonLiveVariables, 5044 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 47 InterpolantComputations, 35 PerfectInterpolantSequences, 44574/44754 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...