/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_6.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:13:58,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:13:58,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:13:58,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:13:58,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:13:58,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:13:58,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:13:58,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:13:58,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:13:58,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:13:58,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:13:58,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:13:58,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:13:58,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:13:58,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:13:58,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:13:58,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:13:58,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:13:58,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:13:58,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:13:58,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:13:58,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:13:58,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:13:58,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:13:58,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:13:58,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:13:58,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:13:58,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:13:58,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:13:58,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:13:58,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:13:58,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:13:58,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:13:58,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:13:58,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:13:58,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:13:58,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:13:58,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:13:58,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:13:58,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:13:58,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:13:58,139 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 [2019-11-07 01:13:58,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:13:58,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:13:58,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:13:58,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:13:58,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:13:58,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:13:58,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:13:58,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:13:58,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:13:58,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:13:58,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:13:58,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:13:58,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:13:58,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:13:58,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:13:58,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:13:58,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:13:58,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:13:58,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:13:58,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:13:58,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:13:58,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:13:58,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:13:58,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:13:58,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:13:58,159 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:13:58,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:13:58,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:13:58,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:13:58,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:13:58,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:13:58,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:13:58,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:13:58,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:13:58,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-07 01:13:58,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695fc1dbd/d4c6406c978e4eb4a26b868c92378f14/FLAG25b3d3a0f [2019-11-07 01:13:59,091 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:13:59,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_6.cil-1.c [2019-11-07 01:13:59,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695fc1dbd/d4c6406c978e4eb4a26b868c92378f14/FLAG25b3d3a0f [2019-11-07 01:13:59,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695fc1dbd/d4c6406c978e4eb4a26b868c92378f14 [2019-11-07 01:13:59,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:13:59,390 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:13:59,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:13:59,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:13:59,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:13:59,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:13:59,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a9913bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59, skipping insertion in model container [2019-11-07 01:13:59,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:13:59,407 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:13:59,465 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:13:59,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:13:59,771 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:13:59,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:13:59,959 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:13:59,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59 WrapperNode [2019-11-07 01:13:59,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:13:59,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:13:59,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:13:59,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:13:59,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:13:59,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:13:59,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:13:59,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:13:59,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:14:00,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:14:00,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (1/1) ... [2019-11-07 01:14:00,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:14:00,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:14:00,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:14:00,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:14:00,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (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 [2019-11-07 01:14:00,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:14:00,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:14:00,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2019-11-07 01:14:00,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:14:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:14:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 01:14:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:14:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 01:14:00,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 01:14:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2019-11-07 01:14:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:14:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:14:00,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:14:00,335 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 01:14:00,886 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2019-11-07 01:14:00,886 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2019-11-07 01:14:00,889 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:14:00,889 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 01:14:00,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:14:00 BoogieIcfgContainer [2019-11-07 01:14:00,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:14:00,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:14:00,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:14:00,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:14:00,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:13:59" (1/3) ... [2019-11-07 01:14:00,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628507e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:14:00, skipping insertion in model container [2019-11-07 01:14:00,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:13:59" (2/3) ... [2019-11-07 01:14:00,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628507e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:14:00, skipping insertion in model container [2019-11-07 01:14:00,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:14:00" (3/3) ... [2019-11-07 01:14:00,900 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_6.cil-1.c [2019-11-07 01:14:00,910 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:14:00,919 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:14:00,931 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:14:00,958 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:14:00,959 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:14:00,959 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:14:00,959 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:14:00,959 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:14:00,960 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:14:00,960 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:14:00,960 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:14:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2019-11-07 01:14:00,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-07 01:14:00,990 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:14:00,991 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:14:00,993 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:14:00,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:14:01,000 INFO L82 PathProgramCache]: Analyzing trace with hash -733506576, now seen corresponding path program 1 times [2019-11-07 01:14:01,011 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:14:01,011 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779837605] [2019-11-07 01:14:01,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:14:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-07 01:14:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-07 01:14:01,225 INFO L172 FreeRefinementEngine]: Strategy TAIPAN found a feasible trace [2019-11-07 01:14:01,226 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-07 01:14:01,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:14:01 BoogieIcfgContainer [2019-11-07 01:14:01,302 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:14:01,305 INFO L168 Benchmark]: Toolchain (without parser) took 1914.51 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.1 MB in the beginning and 101.6 MB in the end (delta: -1.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:14:01,307 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 01:14:01,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.77 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 99.8 MB in the beginning and 176.8 MB in the end (delta: -77.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-11-07 01:14:01,309 INFO L168 Benchmark]: Boogie Preprocessor took 61.00 ms. Allocated memory is still 201.9 MB. Free memory was 176.8 MB in the beginning and 174.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:14:01,310 INFO L168 Benchmark]: RCFGBuilder took 868.84 ms. Allocated memory is still 201.9 MB. Free memory was 174.2 MB in the beginning and 118.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2019-11-07 01:14:01,311 INFO L168 Benchmark]: TraceAbstraction took 409.98 ms. Allocated memory is still 201.9 MB. Free memory was 118.7 MB in the beginning and 101.6 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-11-07 01:14:01,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 569.77 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 99.8 MB in the beginning and 176.8 MB in the end (delta: -77.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.00 ms. Allocated memory is still 201.9 MB. Free memory was 176.8 MB in the beginning and 174.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 868.84 ms. Allocated memory is still 201.9 MB. Free memory was 174.2 MB in the beginning and 118.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 409.98 ms. Allocated memory is still 201.9 MB. Free memory was 118.7 MB in the beginning and 101.6 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 671]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L676] int s ; [L677] int tmp ; [L681] s = 8464 VAL [s=8464] [L682] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 = 1; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int() ; [L36] int s__s3__tmp__use_rsa_tmp ; [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_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long() ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [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 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 = __VERIFIER_nondet_int() ; [L62] int tmp___10 = __VERIFIER_nondet_int() ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] 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 VAL [\old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=0, s__init_buf___0=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L82] COND FALSE !(s__info_callback != 0) VAL [\old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=0, s__init_buf___0=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L85] COND TRUE s__ctx__info_callback != 0 [L86] cb = s__ctx__info_callback VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=0, s__init_buf___0=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L88] COND TRUE cb != 0 VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=0, s__init_buf___0=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L671] __VERIFIER_error() VAL [\old(initial_state)=8464, blastFlag=0, cb=1, got_new_session=0, initial_state=8464, num1=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=1, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=0, s__init_buf___0=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 167 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...