/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_2.cil-1.c
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This is Ultimate 0.1.25-eb0fd7c
[2020-09-21 10:20:17,241 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-09-21 10:20:17,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-21 10:20:17,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-21 10:20:17,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-21 10:20:17,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-21 10:20:17,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-21 10:20:17,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-21 10:20:17,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-21 10:20:17,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-21 10:20:17,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-09-21 10:20:17,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-21 10:20:17,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-21 10:20:17,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-21 10:20:17,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-21 10:20:17,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-21 10:20:17,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-21 10:20:17,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-21 10:20:17,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-21 10:20:17,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-21 10:20:17,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-21 10:20:17,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-21 10:20:17,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-09-21 10:20:17,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-21 10:20:17,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-21 10:20:17,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-21 10:20:17,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-21 10:20:17,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-21 10:20:17,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-21 10:20:17,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-21 10:20:17,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-21 10:20:17,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-21 10:20:17,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-21 10:20:17,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-21 10:20:17,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-21 10:20:17,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-21 10:20:17,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-21 10:20:17,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-21 10:20:17,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-21 10:20:17,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-21 10:20:17,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-09-21 10:20:17,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-21 10:20:17,356 INFO L113 SettingsManager]: Loading preferences was successful
[2020-09-21 10:20:17,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-21 10:20:17,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-21 10:20:17,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-09-21 10:20:17,361 INFO L138 SettingsManager]: * Use SBE=true
[2020-09-21 10:20:17,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-21 10:20:17,361 INFO L138 SettingsManager]: * sizeof long=4
[2020-09-21 10:20:17,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-09-21 10:20:17,361 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-09-21 10:20:17,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-09-21 10:20:17,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-09-21 10:20:17,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-21 10:20:17,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-09-21 10:20:17,362 INFO L138 SettingsManager]: * sizeof long double=12
[2020-09-21 10:20:17,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-09-21 10:20:17,367 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-09-21 10:20:17,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-09-21 10:20:17,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-21 10:20:17,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-09-21 10:20:17,368 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-09-21 10:20:17,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-09-21 10:20:17,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-21 10:20:17,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-21 10:20:17,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-09-21 10:20:17,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-21 10:20:17,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-09-21 10:20:17,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-21 10:20:17,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-21 10:20:17,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-09-21 10:20:17,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false
[2020-09-21 10:20:17,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-21 10:20:17,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-21 10:20:17,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-21 10:20:17,882 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-09-21 10:20:17,883 INFO L275 PluginConnector]: CDTParser initialized
[2020-09-21 10:20:17,884 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_2.cil-1.c
[2020-09-21 10:20:17,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4af470e3e/cbe6036454404acaad38688ab0889ed3/FLAG3a145a97f
[2020-09-21 10:20:18,563 INFO L306 CDTParser]: Found 1 translation units.
[2020-09-21 10:20:18,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ssh-simplified/s3_clnt_2.cil-1.c
[2020-09-21 10:20:18,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4af470e3e/cbe6036454404acaad38688ab0889ed3/FLAG3a145a97f
[2020-09-21 10:20:18,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4af470e3e/cbe6036454404acaad38688ab0889ed3
[2020-09-21 10:20:18,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-21 10:20:18,850 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-21 10:20:18,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-21 10:20:18,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-21 10:20:18,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-21 10:20:18,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:20:18" (1/1) ...
[2020-09-21 10:20:18,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638c4c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:18, skipping insertion in model container
[2020-09-21 10:20:18,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:20:18" (1/1) ...
[2020-09-21 10:20:18,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-09-21 10:20:18,918 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-09-21 10:20:19,199 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-09-21 10:20:19,205 INFO L203 MainTranslator]: Completed pre-run
[2020-09-21 10:20:19,349 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-09-21 10:20:19,367 INFO L208 MainTranslator]: Completed translation
[2020-09-21 10:20:19,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19 WrapperNode
[2020-09-21 10:20:19,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-21 10:20:19,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-21 10:20:19,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-21 10:20:19,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-09-21 10:20:19,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
[2020-09-21 10:20:19,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-21 10:20:19,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-21 10:20:19,433 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-09-21 10:20:19,433 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-09-21 10:20:19,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-09-21 10:20:19,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-21 10:20:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-21 10:20:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect
[2020-09-21 10:20:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-09-21 10:20:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-21 10:20:19,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char
[2020-09-21 10:20:19,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-21 10:20:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long
[2020-09-21 10:20:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect
[2020-09-21 10:20:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-09-21 10:20:19,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-21 10:20:19,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-21 10:20:19,727 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2020-09-21 10:20:20,209 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false;
[2020-09-21 10:20:20,209 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false;
[2020-09-21 10:20:20,232 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-21 10:20:20,233 INFO L295 CfgBuilder]: Removed 1 assume(true) statements.
[2020-09-21 10:20:20,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:20:20 BoogieIcfgContainer
[2020-09-21 10:20:20,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-21 10:20:20,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-21 10:20:20,241 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-09-21 10:20:20,246 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-09-21 10:20:20,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:20:18" (1/3) ...
[2020-09-21 10:20:20,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17538865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:20:20, skipping insertion in model container
[2020-09-21 10:20:20,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:20:19" (2/3) ...
[2020-09-21 10:20:20,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17538865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:20:20, skipping insertion in model container
[2020-09-21 10:20:20,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:20:20" (3/3) ...
[2020-09-21 10:20:20,251 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.cil-1.c
[2020-09-21 10:20:20,263 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-21 10:20:20,275 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-21 10:20:20,299 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-21 10:20:20,335 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-09-21 10:20:20,335 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-09-21 10:20:20,335 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-21 10:20:20,336 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-21 10:20:20,336 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-21 10:20:20,336 INFO L380 AbstractCegarLoop]: Difference is false
[2020-09-21 10:20:20,336 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-21 10:20:20,336 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-21 10:20:20,365 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states.
[2020-09-21 10:20:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30
[2020-09-21 10:20:20,376 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:20,377 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]
[2020-09-21 10:20:20,378 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:20,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:20,386 INFO L82 PathProgramCache]: Analyzing trace with hash 173387410, now seen corresponding path program 1 times
[2020-09-21 10:20:20,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:20,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1518366398]
[2020-09-21 10:20:20,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:20,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-21 10:20:20,765 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1518366398]
[2020-09-21 10:20:20,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:20,768 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-09-21 10:20:20,769 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338537698]
[2020-09-21 10:20:20,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-09-21 10:20:20,776 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:20,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-09-21 10:20:20,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-09-21 10:20:20,798 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 5 states.
[2020-09-21 10:20:21,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:21,077 INFO L93 Difference]: Finished difference Result 263 states and 438 transitions.
[2020-09-21 10:20:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2020-09-21 10:20:21,079 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29
[2020-09-21 10:20:21,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:21,096 INFO L225 Difference]: With dead ends: 263
[2020-09-21 10:20:21,096 INFO L226 Difference]: Without dead ends: 120
[2020-09-21 10:20:21,101 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2020-09-21 10:20:21,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states.
[2020-09-21 10:20:21,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120.
[2020-09-21 10:20:21,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states.
[2020-09-21 10:20:21,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 177 transitions.
[2020-09-21 10:20:21,165 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 177 transitions. Word has length 29
[2020-09-21 10:20:21,165 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:21,165 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 177 transitions.
[2020-09-21 10:20:21,166 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-09-21 10:20:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions.
[2020-09-21 10:20:21,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2020-09-21 10:20:21,168 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:21,168 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:21,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-21 10:20:21,168 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:21,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:21,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1901611800, now seen corresponding path program 1 times
[2020-09-21 10:20:21,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:21,170 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [516276132]
[2020-09-21 10:20:21,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:21,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-21 10:20:21,319 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [516276132]
[2020-09-21 10:20:21,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:21,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-21 10:20:21,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418394715]
[2020-09-21 10:20:21,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-21 10:20:21,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:21,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-21 10:20:21,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:21,323 INFO L87 Difference]: Start difference. First operand 120 states and 177 transitions. Second operand 3 states.
[2020-09-21 10:20:21,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:21,501 INFO L93 Difference]: Finished difference Result 244 states and 367 transitions.
[2020-09-21 10:20:21,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-09-21 10:20:21,502 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42
[2020-09-21 10:20:21,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:21,504 INFO L225 Difference]: With dead ends: 244
[2020-09-21 10:20:21,504 INFO L226 Difference]: Without dead ends: 139
[2020-09-21 10:20:21,506 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:21,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states.
[2020-09-21 10:20:21,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 135.
[2020-09-21 10:20:21,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states.
[2020-09-21 10:20:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 197 transitions.
[2020-09-21 10:20:21,522 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 197 transitions. Word has length 42
[2020-09-21 10:20:21,522 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:21,522 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 197 transitions.
[2020-09-21 10:20:21,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-21 10:20:21,523 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions.
[2020-09-21 10:20:21,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57
[2020-09-21 10:20:21,527 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:21,527 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:21,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-21 10:20:21,528 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:21,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:21,528 INFO L82 PathProgramCache]: Analyzing trace with hash 907172913, now seen corresponding path program 1 times
[2020-09-21 10:20:21,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:21,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484987796]
[2020-09-21 10:20:21,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:21,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.
[2020-09-21 10:20:21,640 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484987796]
[2020-09-21 10:20:21,641 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:21,641 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-21 10:20:21,641 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154887127]
[2020-09-21 10:20:21,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-21 10:20:21,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:21,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-21 10:20:21,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:21,645 INFO L87 Difference]: Start difference. First operand 135 states and 197 transitions. Second operand 3 states.
[2020-09-21 10:20:21,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:21,844 INFO L93 Difference]: Finished difference Result 276 states and 411 transitions.
[2020-09-21 10:20:21,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-09-21 10:20:21,844 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56
[2020-09-21 10:20:21,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:21,847 INFO L225 Difference]: With dead ends: 276
[2020-09-21 10:20:21,847 INFO L226 Difference]: Without dead ends: 156
[2020-09-21 10:20:21,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:21,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states.
[2020-09-21 10:20:21,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152.
[2020-09-21 10:20:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states.
[2020-09-21 10:20:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 219 transitions.
[2020-09-21 10:20:21,862 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 219 transitions. Word has length 56
[2020-09-21 10:20:21,863 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:21,863 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 219 transitions.
[2020-09-21 10:20:21,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-21 10:20:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 219 transitions.
[2020-09-21 10:20:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2020-09-21 10:20:21,866 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:21,866 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:21,866 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-09-21 10:20:21,867 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:21,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:21,867 INFO L82 PathProgramCache]: Analyzing trace with hash -274979038, now seen corresponding path program 1 times
[2020-09-21 10:20:21,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:21,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [491410831]
[2020-09-21 10:20:21,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:21,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:21,958 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2020-09-21 10:20:21,958 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [491410831]
[2020-09-21 10:20:21,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:21,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-21 10:20:21,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594291784]
[2020-09-21 10:20:21,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-21 10:20:21,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:21,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-21 10:20:21,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:21,961 INFO L87 Difference]: Start difference. First operand 152 states and 219 transitions. Second operand 3 states.
[2020-09-21 10:20:22,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:22,203 INFO L93 Difference]: Finished difference Result 340 states and 508 transitions.
[2020-09-21 10:20:22,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-09-21 10:20:22,204 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73
[2020-09-21 10:20:22,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:22,207 INFO L225 Difference]: With dead ends: 340
[2020-09-21 10:20:22,207 INFO L226 Difference]: Without dead ends: 202
[2020-09-21 10:20:22,208 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states.
[2020-09-21 10:20:22,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 193.
[2020-09-21 10:20:22,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states.
[2020-09-21 10:20:22,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 269 transitions.
[2020-09-21 10:20:22,223 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 269 transitions. Word has length 73
[2020-09-21 10:20:22,223 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:22,224 INFO L479 AbstractCegarLoop]: Abstraction has 193 states and 269 transitions.
[2020-09-21 10:20:22,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-21 10:20:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 269 transitions.
[2020-09-21 10:20:22,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2020-09-21 10:20:22,226 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:22,227 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:22,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-09-21 10:20:22,227 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:22,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:22,228 INFO L82 PathProgramCache]: Analyzing trace with hash -2080417372, now seen corresponding path program 1 times
[2020-09-21 10:20:22,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [110061455]
[2020-09-21 10:20:22,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:22,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2020-09-21 10:20:22,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [110061455]
[2020-09-21 10:20:22,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:22,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-21 10:20:22,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696464186]
[2020-09-21 10:20:22,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-21 10:20:22,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-21 10:20:22,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,316 INFO L87 Difference]: Start difference. First operand 193 states and 269 transitions. Second operand 3 states.
[2020-09-21 10:20:22,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:22,456 INFO L93 Difference]: Finished difference Result 395 states and 560 transitions.
[2020-09-21 10:20:22,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-09-21 10:20:22,456 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73
[2020-09-21 10:20:22,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:22,458 INFO L225 Difference]: With dead ends: 395
[2020-09-21 10:20:22,459 INFO L226 Difference]: Without dead ends: 217
[2020-09-21 10:20:22,460 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states.
[2020-09-21 10:20:22,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 212.
[2020-09-21 10:20:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states.
[2020-09-21 10:20:22,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 293 transitions.
[2020-09-21 10:20:22,473 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 293 transitions. Word has length 73
[2020-09-21 10:20:22,474 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:22,474 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 293 transitions.
[2020-09-21 10:20:22,474 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-21 10:20:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 293 transitions.
[2020-09-21 10:20:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91
[2020-09-21 10:20:22,477 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:22,477 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:22,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-09-21 10:20:22,478 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:22,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:22,478 INFO L82 PathProgramCache]: Analyzing trace with hash -1460189827, now seen corresponding path program 1 times
[2020-09-21 10:20:22,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [380187981]
[2020-09-21 10:20:22,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:22,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked.
[2020-09-21 10:20:22,579 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [380187981]
[2020-09-21 10:20:22,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:22,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-21 10:20:22,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491084609]
[2020-09-21 10:20:22,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-21 10:20:22,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-21 10:20:22,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,582 INFO L87 Difference]: Start difference. First operand 212 states and 293 transitions. Second operand 3 states.
[2020-09-21 10:20:22,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:22,729 INFO L93 Difference]: Finished difference Result 433 states and 609 transitions.
[2020-09-21 10:20:22,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-09-21 10:20:22,729 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90
[2020-09-21 10:20:22,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:22,732 INFO L225 Difference]: With dead ends: 433
[2020-09-21 10:20:22,732 INFO L226 Difference]: Without dead ends: 236
[2020-09-21 10:20:22,733 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states.
[2020-09-21 10:20:22,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 233.
[2020-09-21 10:20:22,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states.
[2020-09-21 10:20:22,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 319 transitions.
[2020-09-21 10:20:22,745 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 319 transitions. Word has length 90
[2020-09-21 10:20:22,746 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:22,746 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 319 transitions.
[2020-09-21 10:20:22,746 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-21 10:20:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 319 transitions.
[2020-09-21 10:20:22,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111
[2020-09-21 10:20:22,750 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:22,750 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:22,750 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-09-21 10:20:22,751 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:22,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:22,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1133024459, now seen corresponding path program 1 times
[2020-09-21 10:20:22,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1946577553]
[2020-09-21 10:20:22,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:22,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-21 10:20:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-21 10:20:22,848 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.
[2020-09-21 10:20:22,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1946577553]
[2020-09-21 10:20:22,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-21 10:20:22,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-09-21 10:20:22,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921894466]
[2020-09-21 10:20:22,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-09-21 10:20:22,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-09-21 10:20:22,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,851 INFO L87 Difference]: Start difference. First operand 233 states and 319 transitions. Second operand 3 states.
[2020-09-21 10:20:22,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-21 10:20:22,895 INFO L93 Difference]: Finished difference Result 667 states and 918 transitions.
[2020-09-21 10:20:22,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-09-21 10:20:22,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110
[2020-09-21 10:20:22,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-21 10:20:22,899 INFO L225 Difference]: With dead ends: 667
[2020-09-21 10:20:22,899 INFO L226 Difference]: Without dead ends: 449
[2020-09-21 10:20:22,900 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-09-21 10:20:22,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states.
[2020-09-21 10:20:22,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 449.
[2020-09-21 10:20:22,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states.
[2020-09-21 10:20:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 615 transitions.
[2020-09-21 10:20:22,917 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 615 transitions. Word has length 110
[2020-09-21 10:20:22,918 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-09-21 10:20:22,918 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 615 transitions.
[2020-09-21 10:20:22,918 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-09-21 10:20:22,918 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 615 transitions.
[2020-09-21 10:20:22,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113
[2020-09-21 10:20:22,921 INFO L414 BasicCegarLoop]: Found error trace
[2020-09-21 10:20:22,921 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-21 10:20:22,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-09-21 10:20:22,922 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-21 10:20:22,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-09-21 10:20:22,922 INFO L82 PathProgramCache]: Analyzing trace with hash 2036262431, now seen corresponding path program 1 times
[2020-09-21 10:20:22,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-21 10:20:22,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184100736]
[2020-09-21 10:20:22,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-21 10:20:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-09-21 10:20:22,972 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace
[2020-09-21 10:20:22,972 INFO L520 BasicCegarLoop]: Counterexample might be feasible
[2020-09-21 10:20:22,978 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2020-09-21 10:20:23,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:20:23 BoogieIcfgContainer
[2020-09-21 10:20:23,032 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-09-21 10:20:23,036 INFO L168 Benchmark]: Toolchain (without parser) took 4187.70 ms. Allocated memory was 138.9 MB in the beginning and 248.0 MB in the end (delta: 109.1 MB). Free memory was 102.0 MB in the beginning and 180.9 MB in the end (delta: -78.9 MB). Peak memory consumption was 30.1 MB. Max. memory is 7.1 GB.
[2020-09-21 10:20:23,042 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-21 10:20:23,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.97 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 101.3 MB in the beginning and 176.9 MB in the end (delta: -75.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB.
[2020-09-21 10:20:23,045 INFO L168 Benchmark]: Boogie Preprocessor took 64.21 ms. Allocated memory is still 201.3 MB. Free memory was 176.9 MB in the beginning and 174.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB.
[2020-09-21 10:20:23,046 INFO L168 Benchmark]: RCFGBuilder took 806.97 ms. Allocated memory is still 201.3 MB. Free memory was 174.2 MB in the beginning and 127.6 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB.
[2020-09-21 10:20:23,046 INFO L168 Benchmark]: TraceAbstraction took 2790.76 ms. Allocated memory was 201.3 MB in the beginning and 248.0 MB in the end (delta: 46.7 MB). Free memory was 126.9 MB in the beginning and 180.9 MB in the end (delta: -53.9 MB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-21 10:20:23,059 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 516.97 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 101.3 MB in the beginning and 176.9 MB in the end (delta: -75.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 64.21 ms. Allocated memory is still 201.3 MB. Free memory was 176.9 MB in the beginning and 174.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 806.97 ms. Allocated memory is still 201.3 MB. Free memory was 174.2 MB in the beginning and 127.6 MB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 2790.76 ms. Allocated memory was 201.3 MB in the beginning and 248.0 MB in the end (delta: 46.7 MB). Free memory was 126.9 MB in the beginning and 180.9 MB in the end (delta: -53.9 MB). There was no memory consumed. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- CounterExampleResult [Line: 548]: a call of __VERIFIER_error() is reachable
a call of __VERIFIER_error() is reachable
We found a FailurePath:
[L553] int s ;
[L557] s = 12292
[L558] CALL ssl3_connect(s)
[L11] int s__info_callback = __VERIFIER_nondet_int() ;
[L12] int s__in_handshake = __VERIFIER_nondet_int() ;
[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 = 1;
[L24] int s__debug = __VERIFIER_nondet_int() ;
[L25] int s__shutdown ;
[L26] int s__ctx__info_callback = __VERIFIER_nondet_int() ;
[L27] int s__ctx__stats__sess_connect_renegotiate = __VERIFIER_nondet_int() ;
[L28] int s__ctx__stats__sess_connect = __VERIFIER_nondet_int() ;
[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 = __VERIFIER_nondet_int() ;
[L54] int tmp___2 = __VERIFIER_nondet_int() ;
[L55] int tmp___3 = __VERIFIER_nondet_int() ;
[L56] int tmp___4 = __VERIFIER_nondet_int() ;
[L57] int tmp___5 = __VERIFIER_nondet_int() ;
[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 __cil_tmp55 ;
[L64] unsigned long __cil_tmp56 ;
[L65] long __cil_tmp57 ;
[L66] long __cil_tmp58 ;
[L67] long __cil_tmp59 ;
[L68] long __cil_tmp60 ;
[L69] long __cil_tmp61 ;
[L70] long __cil_tmp62 ;
[L71] long __cil_tmp63 ;
[L72] long __cil_tmp64 ;
[L73] long __cil_tmp65 ;
[L77] s__state = initial_state
[L78] blastFlag = 0
[L79] tmp = __VERIFIER_nondet_int()
[L80] cb = 0
[L81] ret = -1
[L82] skip = 0
[L83] tmp___0 = 0
[L84] COND TRUE s__info_callback != 0
[L85] cb = s__info_callback
[L91] s__in_handshake ++
[L92] COND FALSE !(tmp___1 - 12288)
[L98] COND TRUE 1
[L100] state = s__state
[L101] COND TRUE s__state == 12292
[L203] s__new_session = 1
[L204] s__state = 4096
[L205] s__ctx__stats__sess_connect_renegotiate ++
[L210] s__server = 0
[L211] COND TRUE cb != 0
[L215] __cil_tmp55 = s__version - 65280
[L216] COND FALSE !(__cil_tmp55 != 768)
[L221] s__type = 4096
[L222] COND FALSE !(s__init_buf___0 == 0)
[L234] COND FALSE !(! tmp___4)
[L238] COND FALSE !(! tmp___5)
[L242] s__state = 4368
[L243] s__ctx__stats__sess_connect ++
[L244] s__init_num = 0
[L520] COND FALSE !(! s__s3__tmp__reuse_message)
[L537] skip = 0
[L98] COND TRUE 1
[L100] state = s__state
[L101] COND FALSE !(s__state == 12292)
[L104] COND FALSE !(s__state == 16384)
[L107] COND FALSE !(s__state == 4096)
[L110] COND FALSE !(s__state == 20480)
[L113] COND FALSE !(s__state == 4099)
[L116] COND TRUE s__state == 4368
[L248] s__shutdown = 0
[L249] ret = __VERIFIER_nondet_int()
[L250] COND TRUE blastFlag == 0
[L251] blastFlag = 1
[L257] COND FALSE !(ret <= 0)
[L260] s__state = 4384
[L261] s__init_num = 0
[L262] COND TRUE s__bbio != s__wbio
[L520] COND FALSE !(! s__s3__tmp__reuse_message)
[L537] skip = 0
[L98] COND TRUE 1
[L100] state = s__state
[L101] COND FALSE !(s__state == 12292)
[L104] COND FALSE !(s__state == 16384)
[L107] COND FALSE !(s__state == 4096)
[L110] COND FALSE !(s__state == 20480)
[L113] COND FALSE !(s__state == 4099)
[L116] COND FALSE !(s__state == 4368)
[L119] COND FALSE !(s__state == 4369)
[L122] COND TRUE s__state == 4384
[L268] ret = __VERIFIER_nondet_int()
[L269] COND TRUE blastFlag == 1
[L270] blastFlag = 2
[L272] COND FALSE !(ret <= 0)
[L275] COND FALSE !(\read(s__hit))
[L278] s__state = 4400
[L280] s__init_num = 0
[L520] COND FALSE !(! s__s3__tmp__reuse_message)
[L537] skip = 0
[L98] COND TRUE 1
[L100] state = s__state
[L101] COND FALSE !(s__state == 12292)
[L104] COND FALSE !(s__state == 16384)
[L107] COND FALSE !(s__state == 4096)
[L110] COND FALSE !(s__state == 20480)
[L113] COND FALSE !(s__state == 4099)
[L116] COND FALSE !(s__state == 4368)
[L119] COND FALSE !(s__state == 4369)
[L122] COND FALSE !(s__state == 4384)
[L125] COND FALSE !(s__state == 4385)
[L128] COND TRUE s__state == 4400
[L285] __cil_tmp56 = (unsigned long )s__s3__tmp__new_cipher__algorithms
[L286] COND FALSE !(__cil_tmp56 - 256UL)
[L289] ret = __VERIFIER_nondet_int()
[L290] COND TRUE blastFlag == 2
[L291] blastFlag = 3
[L293] COND FALSE !(ret <= 0)
[L298] s__state = 4416
[L299] s__init_num = 0
[L520] COND FALSE !(! s__s3__tmp__reuse_message)
[L537] skip = 0
[L98] COND TRUE 1
[L100] state = s__state
[L101] COND FALSE !(s__state == 12292)
[L104] COND FALSE !(s__state == 16384)
[L107] COND FALSE !(s__state == 4096)
[L110] COND FALSE !(s__state == 20480)
[L113] COND FALSE !(s__state == 4099)
[L116] COND FALSE !(s__state == 4368)
[L119] COND FALSE !(s__state == 4369)
[L122] COND FALSE !(s__state == 4384)
[L125] COND FALSE !(s__state == 4385)
[L128] COND FALSE !(s__state == 4400)
[L131] COND FALSE !(s__state == 4401)
[L134] COND TRUE s__state == 4416
[L303] ret = __VERIFIER_nondet_int()
[L304] COND TRUE blastFlag == 3
[L305] blastFlag = 4
[L307] COND FALSE !(ret <= 0)
[L310] s__state = 4432
[L311] s__init_num = 0
[L312] COND FALSE !(! tmp___6)
[L520] COND FALSE !(! s__s3__tmp__reuse_message)
[L537] skip = 0
[L98] COND TRUE 1
[L100] state = s__state
[L101] COND FALSE !(s__state == 12292)
[L104] COND FALSE !(s__state == 16384)
[L107] COND FALSE !(s__state == 4096)
[L110] COND FALSE !(s__state == 20480)
[L113] COND FALSE !(s__state == 4099)
[L116] COND FALSE !(s__state == 4368)
[L119] COND FALSE !(s__state == 4369)
[L122] COND FALSE !(s__state == 4384)
[L125] COND FALSE !(s__state == 4385)
[L128] COND FALSE !(s__state == 4400)
[L131] COND FALSE !(s__state == 4401)
[L134] COND FALSE !(s__state == 4416)
[L137] COND FALSE !(s__state == 4417)
[L140] COND TRUE s__state == 4432
[L319] ret = __VERIFIER_nondet_int()
[L320] COND TRUE blastFlag == 4
[L548] __VERIFIER_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.6s, OverallIterations: 8, TraceHistogramMax: 6, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1269 SDtfs, 460 SDslu, 927 SDs, 0 SdLazy, 625 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=449occurred in iteration=7, 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, 7 MinimizatonAttempts, 25 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 585 NumberOfCodeBlocks, 585 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 466 ConstructedInterpolants, 0 QuantifiedInterpolants, 55282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 316/316 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 incorrect!
Received shutdown request...