java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf -i ../../../trunk/examples/svcomp/ssh/s3_srvr.blast.14_true-unreach-call.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d63d1fb [2018-01-27 23:16:23,948 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-27 23:16:23,950 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-27 23:16:23,967 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-27 23:16:23,968 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-27 23:16:23,969 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-27 23:16:23,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-27 23:16:23,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-27 23:16:23,976 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-27 23:16:23,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-27 23:16:23,980 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-27 23:16:23,980 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-27 23:16:23,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-27 23:16:23,986 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-27 23:16:23,987 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-27 23:16:23,991 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-27 23:16:23,993 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-27 23:16:23,995 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-27 23:16:23,997 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-27 23:16:23,998 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-27 23:16:24,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-27 23:16:24,001 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-27 23:16:24,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-27 23:16:24,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-27 23:16:24,003 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-27 23:16:24,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-27 23:16:24,005 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-27 23:16:24,005 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-27 23:16:24,006 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-27 23:16:24,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-27 23:16:24,007 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-27 23:16:24,007 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf [2018-01-27 23:16:24,018 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-27 23:16:24,018 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-27 23:16:24,019 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-27 23:16:24,019 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-27 23:16:24,019 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-27 23:16:24,019 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-27 23:16:24,020 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-27 23:16:24,020 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-27 23:16:24,021 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-27 23:16:24,021 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-27 23:16:24,021 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-27 23:16:24,021 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-27 23:16:24,021 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-27 23:16:24,022 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-27 23:16:24,022 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-27 23:16:24,022 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-27 23:16:24,022 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-27 23:16:24,022 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-27 23:16:24,023 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-27 23:16:24,023 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-27 23:16:24,023 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-27 23:16:24,023 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-27 23:16:24,023 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-27 23:16:24,024 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-27 23:16:24,024 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-27 23:16:24,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-27 23:16:24,024 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-27 23:16:24,024 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-27 23:16:24,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-27 23:16:24,025 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-27 23:16:24,025 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-27 23:16:24,025 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-27 23:16:24,025 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-27 23:16:24,025 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-27 23:16:24,026 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-27 23:16:24,026 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-27 23:16:24,027 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-27 23:16:24,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-27 23:16:24,094 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-27 23:16:24,100 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-27 23:16:24,102 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-27 23:16:24,103 INFO L276 PluginConnector]: CDTParser initialized [2018-01-27 23:16:24,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh/s3_srvr.blast.14_true-unreach-call.i.cil.c [2018-01-27 23:16:24,433 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-27 23:16:24,443 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-27 23:16:24,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-27 23:16:24,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-27 23:16:24,454 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-27 23:16:24,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:16:24" (1/1) ... [2018-01-27 23:16:24,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454dddd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:24, skipping insertion in model container [2018-01-27 23:16:24,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:16:24" (1/1) ... [2018-01-27 23:16:24,479 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-27 23:16:24,586 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-27 23:16:24,900 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-27 23:16:25,003 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-27 23:16:25,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25 WrapperNode [2018-01-27 23:16:25,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-27 23:16:25,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-27 23:16:25,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-27 23:16:25,039 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-27 23:16:25,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... [2018-01-27 23:16:25,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-27 23:16:25,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-27 23:16:25,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-27 23:16:25,122 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-27 23:16:25,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (1/1) ... No working directory specified, using /storage/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 [2018-01-27 23:16:25,193 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-27 23:16:25,193 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-27 23:16:25,194 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-27 23:16:25,194 INFO L136 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-01-27 23:16:25,194 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-27 23:16:25,194 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-27 23:16:25,195 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-27 23:16:25,195 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-27 23:16:25,195 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-27 23:16:25,195 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-27 23:16:25,195 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-27 23:16:25,195 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-27 23:16:25,196 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-27 23:16:25,196 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-27 23:16:25,196 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-01-27 23:16:25,196 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-01-27 23:16:25,196 INFO L128 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-01-27 23:16:25,197 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-27 23:16:25,197 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-27 23:16:25,197 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-27 23:16:25,545 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-01-27 23:16:25,546 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-27 23:16:27,699 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-27 23:16:27,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:16:27 BoogieIcfgContainer [2018-01-27 23:16:27,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-27 23:16:27,700 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-27 23:16:27,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-27 23:16:27,703 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-27 23:16:27,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:16:24" (1/3) ... [2018-01-27 23:16:27,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d16a699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:16:27, skipping insertion in model container [2018-01-27 23:16:27,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:16:25" (2/3) ... [2018-01-27 23:16:27,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d16a699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:16:27, skipping insertion in model container [2018-01-27 23:16:27,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:16:27" (3/3) ... [2018-01-27 23:16:27,710 INFO L105 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.14_true-unreach-call.i.cil.c [2018-01-27 23:16:27,719 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-27 23:16:27,729 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-01-27 23:16:27,795 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:16:27,796 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:16:27,796 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:16:27,796 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:16:27,796 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:16:27,796 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:16:27,797 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:16:27,797 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-27 23:16:27,797 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:16:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states. [2018-01-27 23:16:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-27 23:16:27,838 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:16:27,841 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-27 23:16:27,841 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-27 23:16:27,846 INFO L82 PathProgramCache]: Analyzing trace with hash 877527, now seen corresponding path program 1 times [2018-01-27 23:16:27,848 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:16:27,848 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:16:27,914 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:27,914 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:16:27,914 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:16:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:16:27,982 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-27 23:16:28,215 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:16:28,233 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:16:28,237 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:16:28,237 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:16:28,238 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:16:28,238 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:16:28,238 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:16:28,238 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:16:28,238 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-27 23:16:28,238 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:16:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states. [2018-01-27 23:16:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-27 23:16:28,255 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:16:28,255 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-27 23:16:28,255 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-27 23:16:28,255 INFO L82 PathProgramCache]: Analyzing trace with hash 152246596, now seen corresponding path program 1 times [2018-01-27 23:16:28,256 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:16:28,256 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:16:28,257 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:28,258 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:16:28,258 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-27 23:16:28,351 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-27 23:16:29,083 WARN L146 SmtUtils]: Spent 211ms on a formula simplification. DAG size of input: 17 DAG size of output 14 [2018-01-27 23:16:29,368 WARN L143 SmtUtils]: Spent 206ms on a formula simplification that was a NOOP. DAG size: 15 [2018-01-27 23:16:29,681 WARN L146 SmtUtils]: Spent 224ms on a formula simplification. DAG size of input: 27 DAG size of output 25 [2018-01-27 23:16:30,115 WARN L143 SmtUtils]: Spent 132ms on a formula simplification that was a NOOP. DAG size: 37 [2018-01-27 23:16:30,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-27 23:16:30,343 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-27 23:16:30,343 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-01-27 23:16:30,345 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-01-27 23:16:30,360 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-01-27 23:16:30,361 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-01-27 23:16:30,363 INFO L87 Difference]: Start difference. First operand 348 states. Second operand 10 states. [2018-01-27 23:16:33,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-27 23:16:33,505 INFO L93 Difference]: Finished difference Result 358 states and 469 transitions. [2018-01-27 23:16:33,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-27 23:16:33,507 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2018-01-27 23:16:33,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-27 23:16:33,512 INFO L225 Difference]: With dead ends: 358 [2018-01-27 23:16:33,513 INFO L226 Difference]: Without dead ends: 0 [2018-01-27 23:16:33,517 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2018-01-27 23:16:33,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-27 23:16:33,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-27 23:16:33,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-27 23:16:33,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-27 23:16:33,538 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-27 23:16:33,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-27 23:16:33,538 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-27 23:16:33,538 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-01-27 23:16:33,538 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-27 23:16:33,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-27 23:16:33,542 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:16:33,543 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:16:33,543 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:16:33,543 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:16:33,543 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:16:33,543 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:16:33,543 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:16:33,543 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-27 23:16:33,543 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:16:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states. [2018-01-27 23:16:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-01-27 23:16:33,548 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:16:33,549 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-27 23:16:33,549 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-27 23:16:33,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1868312747, now seen corresponding path program 1 times [2018-01-27 23:16:33,549 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:16:33,549 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:16:33,551 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:33,551 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:16:33,551 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:16:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:16:33,637 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-27 23:16:33,648 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:16:33,654 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:16:33,655 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:16:33,678 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:16:33,678 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:16:33,678 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:16:33,678 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:16:33,678 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:16:33,679 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:16:33,679 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:16:33,679 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ssl3_acceptErr0EnsuresViolation======== [2018-01-27 23:16:33,679 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:16:33,682 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states. [2018-01-27 23:16:33,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-01-27 23:16:33,684 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:16:33,684 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-27 23:16:33,684 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0EnsuresViolation]=== [2018-01-27 23:16:33,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1322552531, now seen corresponding path program 1 times [2018-01-27 23:16:33,684 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:16:33,684 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:16:33,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:33,686 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:16:33,686 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:16:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-27 23:16:33,702 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-27 23:16:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-27 23:16:33,735 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-27 23:16:33,735 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-27 23:16:33,735 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-27 23:16:33,736 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-27 23:16:33,736 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-27 23:16:33,736 INFO L87 Difference]: Start difference. First operand 348 states. Second operand 2 states. [2018-01-27 23:16:33,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-27 23:16:33,755 INFO L93 Difference]: Finished difference Result 362 states and 472 transitions. [2018-01-27 23:16:33,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-27 23:16:33,755 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 31 [2018-01-27 23:16:33,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-27 23:16:33,756 INFO L225 Difference]: With dead ends: 362 [2018-01-27 23:16:33,756 INFO L226 Difference]: Without dead ends: 0 [2018-01-27 23:16:33,763 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-27 23:16:33,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-27 23:16:33,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-27 23:16:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-27 23:16:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-27 23:16:33,763 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2018-01-27 23:16:33,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-27 23:16:33,764 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-27 23:16:33,764 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-27 23:16:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-27 23:16:33,764 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-27 23:16:33,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:16:33 BoogieIcfgContainer [2018-01-27 23:16:33,769 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-27 23:16:33,771 INFO L168 Benchmark]: Toolchain (without parser) took 9336.15 ms. Allocated memory was 308.3 MB in the beginning and 533.7 MB in the end (delta: 225.4 MB). Free memory was 266.9 MB in the beginning and 387.5 MB in the end (delta: -120.6 MB). Peak memory consumption was 104.8 MB. Max. memory is 5.3 GB. [2018-01-27 23:16:33,772 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 308.3 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-27 23:16:33,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 593.40 ms. Allocated memory is still 308.3 MB. Free memory was 265.9 MB in the beginning and 237.7 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 5.3 GB. [2018-01-27 23:16:33,772 INFO L168 Benchmark]: Boogie Preprocessor took 82.76 ms. Allocated memory is still 308.3 MB. Free memory was 237.7 MB in the beginning and 234.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-01-27 23:16:33,773 INFO L168 Benchmark]: RCFGBuilder took 2578.11 ms. Allocated memory was 308.3 MB in the beginning and 330.3 MB in the end (delta: 22.0 MB). Free memory was 234.7 MB in the beginning and 246.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 57.6 MB. Max. memory is 5.3 GB. [2018-01-27 23:16:33,773 INFO L168 Benchmark]: TraceAbstraction took 6068.91 ms. Allocated memory was 330.3 MB in the beginning and 533.7 MB in the end (delta: 203.4 MB). Free memory was 246.7 MB in the beginning and 387.5 MB in the end (delta: -140.8 MB). Peak memory consumption was 62.6 MB. Max. memory is 5.3 GB. [2018-01-27 23:16:33,782 INFO L344 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 308.3 MB. Free memory is still 274.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 593.40 ms. Allocated memory is still 308.3 MB. Free memory was 265.9 MB in the beginning and 237.7 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 82.76 ms. Allocated memory is still 308.3 MB. Free memory was 237.7 MB in the beginning and 234.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 2578.11 ms. Allocated memory was 308.3 MB in the beginning and 330.3 MB in the end (delta: 22.0 MB). Free memory was 234.7 MB in the beginning and 246.7 MB in the end (delta: -12.0 MB). Peak memory consumption was 57.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6068.91 ms. Allocated memory was 330.3 MB in the beginning and 533.7 MB in the end (delta: 203.4 MB). Free memory was 246.7 MB in the beginning and 387.5 MB in the end (delta: -140.8 MB). Peak memory consumption was 62.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 4 procedures, 350 locations, 4 error locations. UNSAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=348occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 4 procedures, 350 locations, 4 error locations. SAFE Result, 5.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 439 SDtfs, 437 SDslu, 18 SDs, 0 SdLazy, 1814 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=348occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 29680 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1069]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of bitwiseAnd at line 1126. Possible FailurePath: [L1070] SSL *s ; [L1071] int tmp ; [L1075] EXPR, FCALL malloc(sizeof(SSL)) VAL [malloc(sizeof(SSL))={8476:0}] [L1075] s = malloc(sizeof(SSL)) VAL [malloc(sizeof(SSL))={8476:0}, s={8476:0}] [L1076] EXPR, FCALL malloc(sizeof(struct ssl3_state_st)) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}] [L1076] FCALL s->s3 = malloc(sizeof(struct ssl3_state_st)) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}] [L1077] EXPR, FCALL malloc(sizeof(SSL_CTX)) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(SSL_CTX))={8479:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}] [L1077] FCALL s->ctx = malloc(sizeof(SSL_CTX)) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(SSL_CTX))={8479:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}] [L1078] EXPR, FCALL malloc(sizeof(SSL_SESSION)) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(SSL_CTX))={8479:0}, malloc(sizeof(SSL_SESSION))={8473:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}] [L1078] FCALL s->session = malloc(sizeof(SSL_SESSION)) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(SSL_CTX))={8479:0}, malloc(sizeof(SSL_SESSION))={8473:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}] [L1079] CALL, EXPR ssl3_accept(s) VAL [s={8476:0}] [L1085] BUF_MEM *buf ; [L1086] unsigned long l ; [L1087] unsigned long Time ; [L1088] unsigned long tmp ; [L1089] void (*cb)() ; [L1090] long num1 ; [L1091] int ret ; [L1092] int new_state ; [L1093] int state ; [L1094] int skip ; [L1095] int got_new_session ; [L1096] int tmp___1 = __VERIFIER_nondet_int() ; [L1097] int tmp___2 = __VERIFIER_nondet_int() ; [L1098] int tmp___3 = __VERIFIER_nondet_int() ; [L1099] int tmp___4 = __VERIFIER_nondet_int() ; [L1100] int tmp___5 = __VERIFIER_nondet_int() ; [L1101] int tmp___6 = __VERIFIER_nondet_int() ; [L1102] int tmp___7 ; [L1103] long tmp___8 = __VERIFIER_nondet_long() ; [L1104] int tmp___9 = __VERIFIER_nondet_int() ; [L1105] int tmp___10 = __VERIFIER_nondet_int() ; [L1106] int blastFlag ; VAL [s={8476:0}, s={8476:0}, 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] [L1110] FCALL s->state = 8464 VAL [s={8476:0}, s={8476:0}, 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] [L1111] blastFlag = 0 [L1112] FCALL s->hit=__VERIFIER_nondet_int () VAL [__VERIFIER_nondet_int ()=0, blastFlag=0, s={8476:0}, s={8476:0}, 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] [L1113] FCALL s->state = 8464 VAL [blastFlag=0, s={8476:0}, s={8476:0}, 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] [L1114] tmp = __VERIFIER_nondet_int() [L1115] Time = tmp [L1116] cb = (void (*)())((void *)0) [L1117] ret = -1 [L1118] skip = 0 [L1119] got_new_session = 0 VAL [={0:0}, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, 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] [L1120] EXPR, FCALL s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, s->info_callback={0:0}, 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] [L1120] COND FALSE !((unsigned long )s->info_callback != (unsigned long )((void *)0)) [L1125] EXPR, FCALL s->in_handshake VAL [={0:0}, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, s->in_handshake=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] [L1125] FCALL s->in_handshake += 1 VAL [={0:0}, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, s->in_handshake=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] [L1126] COND FALSE !(tmp___1 & 12288) VAL [={0:0}, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, 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] [L1135] EXPR, FCALL s->cert VAL [={0:0}, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, s->cert={0:0}, 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] [L1135] COND TRUE (unsigned long )s->cert == (unsigned long )((void *)0) [L1136] RET return (-1); VAL [={0:0}, \result=-1, blastFlag=0, got_new_session=0, ret=-1, s={8476:0}, s={8476:0}, 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] [L1079] EXPR ssl3_accept(s) VAL [malloc(sizeof(SSL))={8476:0}, malloc(sizeof(SSL_CTX))={8479:0}, malloc(sizeof(SSL_SESSION))={8473:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}, ssl3_accept(s)=-1] [L1079] tmp = ssl3_accept(s) [L1081] return (tmp); VAL [\result=-1, malloc(sizeof(SSL))={8476:0}, malloc(sizeof(SSL_CTX))={8479:0}, malloc(sizeof(SSL_SESSION))={8473:0}, malloc(sizeof(struct ssl3_state_st))={8477:0}, s={8476:0}, tmp=-1] - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation CFG has 4 procedures, 350 locations, 4 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=348occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1031]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ssl3_acceptErr0EnsuresViolation CFG has 4 procedures, 350 locations, 4 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 453 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=348occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.14_true-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-27_23-16-33-791.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.14_true-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-27_23-16-33-791.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.14_true-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-27_23-16-33-791.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.14_true-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-27_23-16-33-791.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.14_true-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-27_23-16-33-791.csv Received shutdown request...