./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e2636975b74961c8ccae2b8c5a585d0b63b6e0a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:36:46,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:36:46,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:36:46,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:36:46,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:36:46,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:36:46,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:36:46,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:36:46,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:36:46,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:36:46,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:36:46,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:36:46,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:36:46,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:36:46,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:36:46,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:36:46,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:36:46,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:36:46,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:36:46,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:36:46,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:36:46,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:36:46,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:36:46,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:36:46,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:36:46,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:36:46,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:36:46,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:36:46,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:36:46,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:36:46,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:36:46,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:36:46,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:36:46,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:36:46,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:36:46,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:36:46,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:36:46,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:36:46,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:36:46,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:36:46,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:36:46,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-10-19 18:36:47,039 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:36:47,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:36:47,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:36:47,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:36:47,043 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:36:47,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:36:47,045 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:36:47,045 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:36:47,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:36:47,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:36:47,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:36:47,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 18:36:47,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:36:47,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 18:36:47,048 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-19 18:36:47,049 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:36:47,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 18:36:47,049 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:36:47,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 18:36:47,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:36:47,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:36:47,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:36:47,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:36:47,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:36:47,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:36:47,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:36:47,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 18:36:47,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:36:47,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:36:47,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 18:36:47,057 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:36:47,058 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 ! overflow) ) 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 -> 1e2636975b74961c8ccae2b8c5a585d0b63b6e0a [2020-10-19 18:36:47,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:36:47,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:36:47,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:36:47,433 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:36:47,436 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:36:47,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1a.c [2020-10-19 18:36:47,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2f2cd29/aa35bf0f6f894338b44ea310ab719507/FLAGb916e0d9a [2020-10-19 18:36:47,983 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:36:47,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1a.c [2020-10-19 18:36:48,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2f2cd29/aa35bf0f6f894338b44ea310ab719507/FLAGb916e0d9a [2020-10-19 18:36:48,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2f2cd29/aa35bf0f6f894338b44ea310ab719507 [2020-10-19 18:36:48,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:36:48,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 18:36:48,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:36:48,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:36:48,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:36:48,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:48,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a333c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48, skipping insertion in model container [2020-10-19 18:36:48,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:48,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:36:48,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:36:48,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:36:48,780 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 18:36:48,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:36:48,923 INFO L208 MainTranslator]: Completed translation [2020-10-19 18:36:48,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48 WrapperNode [2020-10-19 18:36:48,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:36:48,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 18:36:48,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 18:36:48,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 18:36:48,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:48,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 18:36:49,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 18:36:49,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 18:36:49,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 18:36:49,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (1/1) ... [2020-10-19 18:36:49,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 18:36:49,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 18:36:49,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 18:36:49,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 18:36:49,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (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 18:36:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 18:36:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 18:36:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 18:36:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 18:36:49,339 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:36:49,992 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-10-19 18:36:49,992 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-10-19 18:36:50,006 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 18:36:50,006 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 18:36:50,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:36:50 BoogieIcfgContainer [2020-10-19 18:36:50,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 18:36:50,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 18:36:50,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 18:36:50,015 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 18:36:50,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 06:36:48" (1/3) ... [2020-10-19 18:36:50,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69acefee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 06:36:50, skipping insertion in model container [2020-10-19 18:36:50,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:36:48" (2/3) ... [2020-10-19 18:36:50,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69acefee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 06:36:50, skipping insertion in model container [2020-10-19 18:36:50,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:36:50" (3/3) ... [2020-10-19 18:36:50,020 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_1.BV.c.cil-1a.c [2020-10-19 18:36:50,034 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 18:36:50,043 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 18 error locations. [2020-10-19 18:36:50,060 INFO L253 AbstractCegarLoop]: Starting to check reachability of 18 error locations. [2020-10-19 18:36:50,094 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 18:36:50,094 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-19 18:36:50,094 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 18:36:50,095 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 18:36:50,095 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 18:36:50,095 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 18:36:50,095 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 18:36:50,095 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 18:36:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-10-19 18:36:50,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-19 18:36:50,131 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:36:50,133 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:36:50,134 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-19 18:36:50,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:36:50,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1574881289, now seen corresponding path program 1 times [2020-10-19 18:36:50,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:36:50,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712265745] [2020-10-19 18:36:50,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:36:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:36:50,409 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 18:36:50,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712265745] [2020-10-19 18:36:50,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:36:50,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:36:50,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237086271] [2020-10-19 18:36:50,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:36:50,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:36:50,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:36:50,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:36:50,441 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 3 states. [2020-10-19 18:36:50,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:36:50,679 INFO L93 Difference]: Finished difference Result 319 states and 494 transitions. [2020-10-19 18:36:50,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:36:50,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2020-10-19 18:36:50,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:36:50,697 INFO L225 Difference]: With dead ends: 319 [2020-10-19 18:36:50,697 INFO L226 Difference]: Without dead ends: 153 [2020-10-19 18:36:50,703 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 18:36:50,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-10-19 18:36:50,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2020-10-19 18:36:50,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-10-19 18:36:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 213 transitions. [2020-10-19 18:36:50,767 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 213 transitions. Word has length 18 [2020-10-19 18:36:50,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:36:50,768 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 213 transitions. [2020-10-19 18:36:50,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:36:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2020-10-19 18:36:50,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-19 18:36:50,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:36:50,770 INFO L422 BasicCegarLoop]: trace histogram [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 18:36:50,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 18:36:50,771 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-19 18:36:50,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:36:50,771 INFO L82 PathProgramCache]: Analyzing trace with hash 295428153, now seen corresponding path program 1 times [2020-10-19 18:36:50,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:36:50,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639353271] [2020-10-19 18:36:50,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:36:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:36:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:36:50,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639353271] [2020-10-19 18:36:50,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:36:50,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:36:50,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809895472] [2020-10-19 18:36:50,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:36:50,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:36:50,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:36:50,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:36:50,866 INFO L87 Difference]: Start difference. First operand 153 states and 213 transitions. Second operand 3 states. [2020-10-19 18:36:51,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:36:51,065 INFO L93 Difference]: Finished difference Result 314 states and 442 transitions. [2020-10-19 18:36:51,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:36:51,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2020-10-19 18:36:51,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:36:51,069 INFO L225 Difference]: With dead ends: 314 [2020-10-19 18:36:51,069 INFO L226 Difference]: Without dead ends: 171 [2020-10-19 18:36:51,071 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 18:36:51,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-19 18:36:51,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 168. [2020-10-19 18:36:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-10-19 18:36:51,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 233 transitions. [2020-10-19 18:36:51,092 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 233 transitions. Word has length 31 [2020-10-19 18:36:51,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:36:51,092 INFO L481 AbstractCegarLoop]: Abstraction has 168 states and 233 transitions. [2020-10-19 18:36:51,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:36:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2020-10-19 18:36:51,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-10-19 18:36:51,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:36:51,095 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:36:51,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 18:36:51,096 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-19 18:36:51,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:36:51,097 INFO L82 PathProgramCache]: Analyzing trace with hash 561647682, now seen corresponding path program 1 times [2020-10-19 18:36:51,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:36:51,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8833250] [2020-10-19 18:36:51,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:36:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:36:51,213 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-19 18:36:51,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8833250] [2020-10-19 18:36:51,215 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:36:51,215 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:36:51,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511444488] [2020-10-19 18:36:51,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:36:51,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:36:51,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:36:51,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:36:51,218 INFO L87 Difference]: Start difference. First operand 168 states and 233 transitions. Second operand 3 states. [2020-10-19 18:36:51,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:36:51,397 INFO L93 Difference]: Finished difference Result 347 states and 488 transitions. [2020-10-19 18:36:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:36:51,398 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-10-19 18:36:51,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:36:51,401 INFO L225 Difference]: With dead ends: 347 [2020-10-19 18:36:51,401 INFO L226 Difference]: Without dead ends: 189 [2020-10-19 18:36:51,403 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 18:36:51,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-10-19 18:36:51,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 185. [2020-10-19 18:36:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2020-10-19 18:36:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 255 transitions. [2020-10-19 18:36:51,422 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 255 transitions. Word has length 45 [2020-10-19 18:36:51,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:36:51,423 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 255 transitions. [2020-10-19 18:36:51,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:36:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 255 transitions. [2020-10-19 18:36:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-19 18:36:51,426 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:36:51,426 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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 18:36:51,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-19 18:36:51,427 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-19 18:36:51,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:36:51,428 INFO L82 PathProgramCache]: Analyzing trace with hash 2098176131, now seen corresponding path program 1 times [2020-10-19 18:36:51,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:36:51,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144791476] [2020-10-19 18:36:51,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:36:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:36:51,542 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-19 18:36:51,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144791476] [2020-10-19 18:36:51,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:36:51,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:36:51,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712793331] [2020-10-19 18:36:51,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:36:51,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:36:51,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:36:51,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:36:51,546 INFO L87 Difference]: Start difference. First operand 185 states and 255 transitions. Second operand 3 states. [2020-10-19 18:36:51,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:36:51,794 INFO L93 Difference]: Finished difference Result 412 states and 587 transitions. [2020-10-19 18:36:51,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:36:51,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-10-19 18:36:51,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:36:51,798 INFO L225 Difference]: With dead ends: 412 [2020-10-19 18:36:51,800 INFO L226 Difference]: Without dead ends: 235 [2020-10-19 18:36:51,802 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 18:36:51,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2020-10-19 18:36:51,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 226. [2020-10-19 18:36:51,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-19 18:36:51,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 305 transitions. [2020-10-19 18:36:51,824 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 305 transitions. Word has length 62 [2020-10-19 18:36:51,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:36:51,825 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 305 transitions. [2020-10-19 18:36:51,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:36:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 305 transitions. [2020-10-19 18:36:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-19 18:36:51,828 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:36:51,829 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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 18:36:51,829 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-19 18:36:51,830 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-19 18:36:51,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:36:51,830 INFO L82 PathProgramCache]: Analyzing trace with hash 509828229, now seen corresponding path program 1 times [2020-10-19 18:36:51,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:36:51,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615949513] [2020-10-19 18:36:51,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:36:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:36:51,907 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-19 18:36:51,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615949513] [2020-10-19 18:36:51,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:36:51,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 18:36:51,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474952125] [2020-10-19 18:36:51,910 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:36:51,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:36:51,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:36:51,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:36:51,911 INFO L87 Difference]: Start difference. First operand 226 states and 305 transitions. Second operand 3 states. [2020-10-19 18:36:51,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:36:51,928 INFO L93 Difference]: Finished difference Result 226 states and 305 transitions. [2020-10-19 18:36:51,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:36:51,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-10-19 18:36:51,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:36:51,931 INFO L225 Difference]: With dead ends: 226 [2020-10-19 18:36:51,932 INFO L226 Difference]: Without dead ends: 225 [2020-10-19 18:36:51,933 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:36:51,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-10-19 18:36:51,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-10-19 18:36:51,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-19 18:36:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2020-10-19 18:36:51,946 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 62 [2020-10-19 18:36:51,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:36:51,947 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2020-10-19 18:36:51,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:36:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2020-10-19 18:36:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-19 18:36:51,950 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:36:51,950 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-19 18:36:51,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 18:36:51,951 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-19 18:36:51,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:36:51,951 INFO L82 PathProgramCache]: Analyzing trace with hash -1375193767, now seen corresponding path program 1 times [2020-10-19 18:36:51,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:36:51,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608773514] [2020-10-19 18:36:51,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:36:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:36:51,990 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:36:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:36:52,048 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:36:52,108 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:36:52,108 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-19 18:36:52,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-19 18:36:52,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 06:36:52 BoogieIcfgContainer [2020-10-19 18:36:52,197 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 18:36:52,198 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 18:36:52,198 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 18:36:52,199 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 18:36:52,199 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:36:50" (3/4) ... [2020-10-19 18:36:52,204 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 18:36:52,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 18:36:52,208 INFO L168 Benchmark]: Toolchain (without parser) took 3824.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 954.6 MB in the beginning and 878.0 MB in the end (delta: 76.6 MB). Peak memory consumption was 215.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:36:52,209 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:36:52,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:36:52,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-10-19 18:36:52,212 INFO L168 Benchmark]: Boogie Preprocessor took 41.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:36:52,213 INFO L168 Benchmark]: RCFGBuilder took 965.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:36:52,214 INFO L168 Benchmark]: TraceAbstraction took 2187.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 878.0 MB in the end (delta: 185.8 MB). Peak memory consumption was 185.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:36:52,214 INFO L168 Benchmark]: Witness Printer took 6.78 ms. Allocated memory is still 1.2 GB. Free memory is still 878.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:36:52,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 534.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 965.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2187.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 878.0 MB in the end (delta: 185.8 MB). Peak memory consumption was 185.8 MB. Max. memory is 11.5 GB. * Witness Printer took 6.78 ms. Allocated memory is still 1.2 GB. Free memory is still 878.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 309]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 221. Possible FailurePath: [L631] int __retres1 ; [L11] int s__info_callback = __VERIFIER_nondet_int(); [L12] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int(); [L17] int s__type ; [L18] int s__init_num ; [L19] int s__bbio = __VERIFIER_nondet_int(); [L20] int s__wbio = __VERIFIER_nondet_int(); [L21] int s__hit = __VERIFIER_nondet_int(); [L22] int s__rwstate ; [L23] int s__init_buf___0 ; [L24] int s__debug = __VERIFIER_nondet_int(); [L25] int s__shutdown ; [L26] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L27] unsigned int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_uint(); [L28] unsigned int s__ctx__stats__sess_connect ; [L29] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L30] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L31] int s__s3__change_cipher_spec ; [L32] int s__s3__flags ; [L33] int s__s3__delay_buf_pop_ret ; [L34] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L41] int s__session__cipher ; [L42] int s__session__compress_meth ; [L43] int buf ; [L44] unsigned long tmp ; [L45] unsigned long l ; [L46] int num1 ; [L47] int cb ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int tmp___0 ; [L53] int tmp___1 ; [L54] int tmp___2 ; [L55] int tmp___3 ; [L56] int tmp___4 ; [L57] int tmp___5 ; [L58] int tmp___6 = __VERIFIER_nondet_int(); [L59] int tmp___7 = __VERIFIER_nondet_int(); [L60] int tmp___8 = __VERIFIER_nondet_int(); [L61] int tmp___9 = __VERIFIER_nondet_int(); [L62] int blastFlag ; [L63] int ag_X ; [L64] int ag_Y ; [L65] int ag_Z ; [L66] unsigned int ag_V ; [L67] unsigned int ag_W ; [L68] int __retres62 ; [L71] ag_V = 2U [L72] ag_W = 5U [L73] s__state = 12292 [L74] blastFlag = 0 [L75] tmp = __VERIFIER_nondet_int() [L76] cb = 0 [L77] ret = -1 [L78] skip = 0 [L79] tmp___0 = 0 [L80] COND TRUE s__info_callback != 0 [L81] cb = s__info_callback [L89] s__in_handshake = s__in_handshake + 1 [L90] tmp___1 = __VERIFIER_nondet_int() [L91] COND FALSE !(tmp___1 & 12288) [L102] COND TRUE 1 [L104] state = s__state [L105] COND TRUE s__state == 12292 [L208] s__new_session = 1 [L209] s__state = 4096 [L210] s__ctx__stats__sess_connect_renegotiate = s__ctx__stats__sess_connect_renegotiate + 1 [L215] s__server = 0 [L216] COND TRUE cb != 0 [L221] COND FALSE !((s__version & 65280) != 768) [L227] s__type = 4096 [L228] COND FALSE !(s__init_buf___0 == 0) [L247] tmp___4 = __VERIFIER_nondet_int() [L248] COND FALSE !(! tmp___4) [L254] tmp___5 = __VERIFIER_nondet_int() [L255] COND FALSE !(! tmp___5) [L261] s__state = 4368 [L262] s__ctx__stats__sess_connect = s__ctx__stats__sess_connect + 1 [L263] s__init_num = 0 [L580] COND FALSE !(! s__s3__tmp__reuse_message) [L609] skip = 0 [L102] COND TRUE 1 [L104] state = s__state [L105] COND FALSE !(s__state == 12292) [L108] COND FALSE !(s__state == 16384) [L111] COND FALSE !(s__state == 4096) [L114] COND FALSE !(s__state == 20480) [L117] COND FALSE !(s__state == 4099) [L120] COND TRUE s__state == 4368 [L267] s__shutdown = 0 [L268] ret = __VERIFIER_nondet_int() [L269] COND TRUE blastFlag == 0 [L270] blastFlag = 1 [L274] COND FALSE !(ret <= 0) [L279] s__state = 4384 [L280] s__init_num = 0 [L281] COND TRUE s__bbio != s__wbio [L580] COND FALSE !(! s__s3__tmp__reuse_message) [L609] skip = 0 [L102] COND TRUE 1 [L104] state = s__state [L105] COND FALSE !(s__state == 12292) [L108] COND FALSE !(s__state == 16384) [L111] COND FALSE !(s__state == 4096) [L114] COND FALSE !(s__state == 20480) [L117] COND FALSE !(s__state == 4099) [L120] COND FALSE !(s__state == 4368) [L123] COND FALSE !(s__state == 4369) [L126] COND TRUE s__state == 4384 [L289] ret = __VERIFIER_nondet_int() [L290] COND TRUE blastFlag == 1 [L291] blastFlag = 2 [L295] COND FALSE !(ret <= 0) [L300] COND FALSE !(\read(s__hit)) [L303] s__state = 4400 [L305] s__init_num = 0 [L580] COND FALSE !(! s__s3__tmp__reuse_message) [L609] skip = 0 [L102] COND TRUE 1 [L104] state = s__state [L105] COND FALSE !(s__state == 12292) [L108] COND FALSE !(s__state == 16384) [L111] COND FALSE !(s__state == 4096) [L114] COND FALSE !(s__state == 20480) [L117] COND FALSE !(s__state == 4099) [L120] COND FALSE !(s__state == 4368) [L123] COND FALSE !(s__state == 4369) [L126] COND FALSE !(s__state == 4384) [L129] COND FALSE !(s__state == 4385) [L132] COND TRUE s__state == 4400 [L309] s__s3__tmp__new_cipher__algorithms - 256 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 162 locations, 18 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.0s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1068 SDtfs, 263 SDslu, 498 SDs, 0 SdLazy, 413 SolverSat, 51 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=226occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 21665 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 101/101 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...