java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:52:34,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:52:34,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:52:34,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:52:34,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:52:34,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:52:34,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:52:34,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:52:34,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:52:34,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:52:34,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:52:34,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:52:34,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:52:34,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:52:34,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:52:34,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:52:34,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:52:34,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:52:34,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:52:34,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:52:34,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:52:34,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:52:34,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:52:34,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:52:34,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 04:52:34,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:52:34,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:52:34,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:52:34,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:52:34,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:52:34,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:52:34,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:52:34,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:52:34,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:52:34,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:52:34,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:52:34,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 04:52:34,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:52:34,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:52:34,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:52:34,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:52:34,416 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:52:34,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:52:34,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:52:34,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:52:34,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:52:34,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:52:34,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:52:34,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:52:34,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:52:34,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:52:34,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:52:34,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:52:34,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:52:34,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:52:34,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:52:34,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:52:34,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:52:34,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:52:34,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:52:34,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:52:34,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:52:34,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:52:34,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:52:34,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:52:34,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:52:34,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:52:34,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:52:34,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:52:34,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:52:34,763 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:52:34,764 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_11.cil.c [2019-10-15 04:52:34,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a47a334/75be21b7c99644cd8bb91a29c9c6caf6/FLAG26abd7451 [2019-10-15 04:52:35,409 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:52:35,410 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_11.cil.c [2019-10-15 04:52:35,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a47a334/75be21b7c99644cd8bb91a29c9c6caf6/FLAG26abd7451 [2019-10-15 04:52:35,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a47a334/75be21b7c99644cd8bb91a29c9c6caf6 [2019-10-15 04:52:35,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:52:35,769 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:52:35,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:52:35,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:52:35,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:52:35,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:35" (1/1) ... [2019-10-15 04:52:35,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1bdec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:35, skipping insertion in model container [2019-10-15 04:52:35,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:35" (1/1) ... [2019-10-15 04:52:35,786 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:52:35,842 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:52:36,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:52:36,128 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:52:36,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:52:36,326 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:52:36,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36 WrapperNode [2019-10-15 04:52:36,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:52:36,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:52:36,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:52:36,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:52:36,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (1/1) ... [2019-10-15 04:52:36,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:52:36,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:52:36,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:52:36,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:52:36,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:36" (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 [2019-10-15 04:52:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:52:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:52:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2019-10-15 04:52:36,453 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:52:36,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:52:36,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 04:52:36,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:52:36,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 04:52:36,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 04:52:36,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 04:52:36,455 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2019-10-15 04:52:36,455 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:52:36,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:52:36,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:52:36,711 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 04:52:37,325 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-10-15 04:52:37,326 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-10-15 04:52:37,329 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:52:37,329 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 04:52:37,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:37 BoogieIcfgContainer [2019-10-15 04:52:37,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:52:37,332 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:52:37,332 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:52:37,333 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:52:37,334 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:37" (1/1) ... [2019-10-15 04:52:37,368 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:52:38,523 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-15 04:52:42,350 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-15 04:52:42,379 INFO L272 AbstractInterpreter]: Visited 260 different actions 7890 times. Merged at 201 different actions 4458 times. Widened at 54 different actions 616 times. Performed 22077 root evaluator evaluations with a maximum evaluation depth of 6. Performed 22077 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 2955 fixpoints after 154 different actions. Largest state had 117 variables. [2019-10-15 04:52:42,380 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:52:42,383 INFO L168 Benchmark]: Toolchain (without parser) took 6612.62 ms. Allocated memory was 143.7 MB in the beginning and 438.3 MB in the end (delta: 294.6 MB). Free memory was 100.9 MB in the beginning and 111.3 MB in the end (delta: -10.4 MB). Peak memory consumption was 284.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:42,384 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:52:42,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.45 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 176.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:42,386 INFO L168 Benchmark]: Boogie Preprocessor took 65.44 ms. Allocated memory is still 201.3 MB. Free memory was 176.2 MB in the beginning and 173.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:42,387 INFO L168 Benchmark]: RCFGBuilder took 938.11 ms. Allocated memory is still 201.3 MB. Free memory was 173.2 MB in the beginning and 120.7 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:42,388 INFO L168 Benchmark]: Abstract Interpretation took 5047.54 ms. Allocated memory was 201.3 MB in the beginning and 438.3 MB in the end (delta: 237.0 MB). Free memory was 120.7 MB in the beginning and 111.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 246.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:52:42,393 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 557.45 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 176.2 MB in the end (delta: -75.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.44 ms. Allocated memory is still 201.3 MB. Free memory was 176.2 MB in the beginning and 173.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 938.11 ms. Allocated memory is still 201.3 MB. Free memory was 173.2 MB in the beginning and 120.7 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 5047.54 ms. Allocated memory was 201.3 MB in the beginning and 438.3 MB in the end (delta: 237.0 MB). Free memory was 120.7 MB in the beginning and 111.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 246.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 631]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L636] int s ; [L637] int tmp ; [L641] s = 8464 [L642] CALL ssl3_accept(s) [L13] int s__info_callback = __VERIFIER_nondet_int() ; [L14] int s__in_handshake = __VERIFIER_nondet_int() ; [L15] int s__state ; [L16] int s__new_session ; [L17] int s__server ; [L18] int s__version = __VERIFIER_nondet_int() ; [L19] int s__type ; [L20] int s__init_num ; [L21] int s__hit = __VERIFIER_nondet_int() ; [L22] int s__rwstate ; [L23] int s__init_buf___0 = 1; [L24] int s__debug = __VERIFIER_nondet_int() ; [L25] int s__shutdown ; [L26] int s__cert = __VERIFIER_nondet_int() ; [L27] int s__options = __VERIFIER_nondet_int() ; [L28] int s__verify_mode = __VERIFIER_nondet_int() ; [L29] int s__session__peer = __VERIFIER_nondet_int() ; [L30] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L31] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L34] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L35] int s__s3__tmp__cert_request ; [L36] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__use_rsa_tmp ; [L38] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__new_cipher__algorithms ; [L40] int s__s3__tmp__next_state___0 ; [L41] int s__s3__tmp__new_cipher__algo_strength ; [L42] int s__session__cipher ; [L43] int buf ; [L44] unsigned long l ; [L45] unsigned long Time ; [L46] unsigned long tmp ; [L47] int cb ; [L48] long num1 = __VERIFIER_nondet_long() ; [L49] int ret ; [L50] int new_state ; [L51] int state ; [L52] int skip ; [L53] int got_new_session ; [L54] int tmp___1 = __VERIFIER_nondet_int() ; [L55] int tmp___2 = __VERIFIER_nondet_int() ; [L56] int tmp___3 = __VERIFIER_nondet_int() ; [L57] int tmp___4 = __VERIFIER_nondet_int() ; [L58] int tmp___5 = __VERIFIER_nondet_int() ; [L59] int tmp___6 = __VERIFIER_nondet_int() ; [L60] int tmp___7 = __VERIFIER_nondet_int() ; [L61] long tmp___8 = __VERIFIER_nondet_long() ; [L62] int tmp___9 = __VERIFIER_nondet_int() ; [L63] int tmp___10 = __VERIFIER_nondet_int() ; [L64] int blastFlag ; [L65] int __cil_tmp55 ; [L66] unsigned long __cil_tmp56 ; [L67] unsigned long __cil_tmp57 ; [L68] unsigned long __cil_tmp58 = __VERIFIER_nondet_ulong() ; [L69] unsigned long __cil_tmp59 ; [L70] int __cil_tmp60 ; [L71] unsigned long __cil_tmp61 ; [L74] s__state = initial_state [L75] blastFlag = 0 [L76] tmp = __VERIFIER_nondet_int() [L77] Time = tmp [L78] cb = 0 [L79] ret = -1 [L80] skip = 0 [L81] got_new_session = 0 [L82] COND TRUE s__info_callback != 0 [L83] cb = s__info_callback [L89] s__in_handshake ++ [L90] COND FALSE !(tmp___1 + 12288) [L95] COND FALSE !(s__cert == 0) [L99] COND TRUE 1 [L101] state = s__state [L102] COND FALSE !(s__state == 12292) [L105] COND FALSE !(s__state == 16384) [L108] COND FALSE !(s__state == 8192) [L111] COND FALSE !(s__state == 24576) [L114] COND FALSE !(s__state == 8195) [L117] COND FALSE !(s__state == 8480) [L120] COND FALSE !(s__state == 8481) [L123] COND FALSE !(s__state == 8482) [L126] COND TRUE s__state == 8464 [L272] s__shutdown = 0 [L273] ret = __VERIFIER_nondet_int() [L274] COND TRUE blastFlag == 0 [L275] blastFlag = 1 [L277] COND FALSE !(ret <= 0) [L280] got_new_session = 1 [L281] s__state = 8496 [L282] s__init_num = 0 [L585] COND FALSE !(! s__s3__tmp__reuse_message) [L603] COND FALSE !(state == 8576) [L620] skip = 0 [L99] COND TRUE 1 [L101] state = s__state [L102] COND FALSE !(s__state == 12292) [L105] COND FALSE !(s__state == 16384) [L108] COND FALSE !(s__state == 8192) [L111] COND FALSE !(s__state == 24576) [L114] COND FALSE !(s__state == 8195) [L117] COND FALSE !(s__state == 8480) [L120] COND FALSE !(s__state == 8481) [L123] COND FALSE !(s__state == 8482) [L126] COND FALSE !(s__state == 8464) [L129] COND FALSE !(s__state == 8465) [L132] COND FALSE !(s__state == 8466) [L135] COND TRUE s__state == 8496 [L286] ret = __VERIFIER_nondet_int() [L287] COND TRUE blastFlag == 1 [L288] blastFlag = 2 [L294] COND FALSE !(ret <= 0) [L297] COND TRUE \read(s__hit) [L298] s__state = 8656 [L302] s__init_num = 0 [L585] COND FALSE !(! s__s3__tmp__reuse_message) [L603] COND FALSE !(state == 8576) [L620] skip = 0 [L99] COND TRUE 1 [L101] state = s__state [L102] COND FALSE !(s__state == 12292) [L105] COND FALSE !(s__state == 16384) [L108] COND FALSE !(s__state == 8192) [L111] COND FALSE !(s__state == 24576) [L114] COND FALSE !(s__state == 8195) [L117] COND TRUE s__state == 8480 [L257] s__shutdown = 0 [L258] ret = __VERIFIER_nondet_int() [L259] COND FALSE !(ret <= 0) [L262] s__s3__tmp__next_state___0 = 8482 [L263] s__state = 8448 [L264] s__init_num = 0 [L585] COND FALSE !(! s__s3__tmp__reuse_message) [L603] COND TRUE state == 8576 [L604] COND TRUE s__state == 8592 [L605] COND TRUE tmp___1 != -12288 [L606] COND TRUE tmp___2 != -16384 [L607] COND TRUE __cil_tmp56 != 4294967040 [L608] COND TRUE __cil_tmp58 != 4294967294 [L609] COND TRUE tmp___7 != 1024 [L610] COND TRUE tmp___7 != 512 [L631] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...