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.16_false-unreach-call.i.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d63d1fb [2018-01-27 23:14:33,977 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-27 23:14:33,979 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-27 23:14:34,000 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-27 23:14:34,001 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-27 23:14:34,002 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-27 23:14:34,003 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-27 23:14:34,005 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-27 23:14:34,008 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-27 23:14:34,008 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-27 23:14:34,010 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-27 23:14:34,010 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-27 23:14:34,011 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-27 23:14:34,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-27 23:14:34,025 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-27 23:14:34,027 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-27 23:14:34,029 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-27 23:14:34,036 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-27 23:14:34,038 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-27 23:14:34,039 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-27 23:14:34,041 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-27 23:14:34,041 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-27 23:14:34,041 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-27 23:14:34,042 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-27 23:14:34,043 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-27 23:14:34,049 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-27 23:14:34,050 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-27 23:14:34,050 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-27 23:14:34,051 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-27 23:14:34,051 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-27 23:14:34,051 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-27 23:14:34,052 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 23:14:34,074 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-27 23:14:34,075 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-27 23:14:34,075 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-27 23:14:34,075 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-27 23:14:34,076 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-27 23:14:34,076 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-27 23:14:34,076 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-27 23:14:34,077 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-27 23:14:34,077 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-27 23:14:34,077 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-27 23:14:34,077 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-27 23:14:34,077 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-27 23:14:34,077 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-27 23:14:34,078 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-27 23:14:34,078 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-27 23:14:34,078 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-27 23:14:34,078 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-27 23:14:34,078 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-27 23:14:34,079 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-27 23:14:34,079 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-27 23:14:34,079 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-27 23:14:34,079 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-27 23:14:34,079 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-27 23:14:34,079 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-27 23:14:34,080 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-27 23:14:34,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-27 23:14:34,082 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-27 23:14:34,082 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-27 23:14:34,082 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-27 23:14:34,083 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-27 23:14:34,083 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-27 23:14:34,083 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-27 23:14:34,083 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-27 23:14:34,083 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-27 23:14:34,084 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-27 23:14:34,084 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-27 23:14:34,085 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-27 23:14:34,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-27 23:14:34,155 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-27 23:14:34,159 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-27 23:14:34,161 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-27 23:14:34,161 INFO L276 PluginConnector]: CDTParser initialized [2018-01-27 23:14:34,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh/s3_srvr.blast.16_false-unreach-call.i.cil.c [2018-01-27 23:14:34,445 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-27 23:14:34,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-27 23:14:34,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-27 23:14:34,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-27 23:14:34,461 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-27 23:14:34,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:14:34" (1/1) ... [2018-01-27 23:14:34,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1d0d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:34, skipping insertion in model container [2018-01-27 23:14:34,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 11:14:34" (1/1) ... [2018-01-27 23:14:34,484 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-27 23:14:34,605 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-27 23:14:34,949 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-27 23:14:35,030 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-27 23:14:35,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35 WrapperNode [2018-01-27 23:14:35,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-27 23:14:35,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-27 23:14:35,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-27 23:14:35,046 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-27 23:14:35,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (1/1) ... [2018-01-27 23:14:35,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-27 23:14:35,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-27 23:14:35,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-27 23:14:35,179 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-27 23:14:35,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (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 23:14:35,259 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-27 23:14:35,259 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-27 23:14:35,259 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-27 23:14:35,259 INFO L136 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-01-27 23:14:35,259 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-27 23:14:35,260 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-27 23:14:35,260 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-27 23:14:35,260 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-27 23:14:35,260 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-27 23:14:35,260 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-27 23:14:35,261 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-27 23:14:35,261 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-27 23:14:35,261 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-27 23:14:35,261 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-27 23:14:35,261 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-01-27 23:14:35,261 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-01-27 23:14:35,262 INFO L128 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-01-27 23:14:35,262 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-27 23:14:35,262 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-27 23:14:35,262 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-27 23:14:35,630 WARN L490 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-01-27 23:14:35,630 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-27 23:14:37,782 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-27 23:14:37,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:14:37 BoogieIcfgContainer [2018-01-27 23:14:37,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-27 23:14:37,784 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-27 23:14:37,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-27 23:14:37,788 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-27 23:14:37,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 11:14:34" (1/3) ... [2018-01-27 23:14:37,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b95bb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:14:37, skipping insertion in model container [2018-01-27 23:14:37,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 11:14:35" (2/3) ... [2018-01-27 23:14:37,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b95bb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 11:14:37, skipping insertion in model container [2018-01-27 23:14:37,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 11:14:37" (3/3) ... [2018-01-27 23:14:37,792 INFO L105 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.16_false-unreach-call.i.cil.c [2018-01-27 23:14:37,803 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-27 23:14:37,815 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-01-27 23:14:37,881 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:14:37,881 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:14:37,881 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:14:37,881 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:14:37,882 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:14:37,882 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:14:37,882 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:14:37,882 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-27 23:14:37,883 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:14:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states. [2018-01-27 23:14:37,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-01-27 23:14:37,926 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:14:37,927 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-01-27 23:14:37,928 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-27 23:14:37,933 INFO L82 PathProgramCache]: Analyzing trace with hash 887457, now seen corresponding path program 1 times [2018-01-27 23:14:37,935 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:14:37,935 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:14:38,006 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:38,006 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:14:38,006 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:14:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:14:38,237 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-27 23:14:38,245 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:14:38,262 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:14:38,262 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:14:38,265 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:14:38,265 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:14:38,265 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:14:38,265 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:14:38,265 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:14:38,265 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-27 23:14:38,265 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:14:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states. [2018-01-27 23:14:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-01-27 23:14:38,282 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:14:38,282 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 23:14:38,282 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-27 23:14:38,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1972963536, now seen corresponding path program 1 times [2018-01-27 23:14:38,283 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:14:38,283 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:14:38,286 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:38,286 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:14:38,286 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-27 23:14:38,425 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-27 23:14:39,120 WARN L146 SmtUtils]: Spent 200ms on a formula simplification. DAG size of input: 17 DAG size of output 14 [2018-01-27 23:14:39,410 WARN L146 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 27 DAG size of output 25 [2018-01-27 23:14:39,537 WARN L143 SmtUtils]: Spent 105ms on a formula simplification that was a NOOP. DAG size: 21 [2018-01-27 23:14:39,772 WARN L143 SmtUtils]: Spent 111ms on a formula simplification that was a NOOP. DAG size: 37 [2018-01-27 23:14:40,015 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 23:14:40,017 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-27 23:14:40,017 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-01-27 23:14:40,018 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-01-27 23:14:40,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-01-27 23:14:40,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-01-27 23:14:40,036 INFO L87 Difference]: Start difference. First operand 350 states. Second operand 10 states. [2018-01-27 23:14:43,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-27 23:14:43,692 INFO L93 Difference]: Finished difference Result 360 states and 473 transitions. [2018-01-27 23:14:43,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-01-27 23:14:43,694 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2018-01-27 23:14:43,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-27 23:14:43,699 INFO L225 Difference]: With dead ends: 360 [2018-01-27 23:14:43,699 INFO L226 Difference]: Without dead ends: 0 [2018-01-27 23:14:43,704 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2018-01-27 23:14:43,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-27 23:14:43,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-27 23:14:43,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-27 23:14:43,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-27 23:14:43,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-01-27 23:14:43,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-27 23:14:43,725 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-27 23:14:43,725 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-01-27 23:14:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-27 23:14:43,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-27 23:14:43,729 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:14:43,729 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:14:43,729 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:14:43,729 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:14:43,729 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:14:43,729 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:14:43,730 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:14:43,730 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-27 23:14:43,730 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:14:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states. [2018-01-27 23:14:43,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-01-27 23:14:43,734 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:14:43,735 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 23:14:43,735 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-27 23:14:43,735 INFO L82 PathProgramCache]: Analyzing trace with hash -216577961, now seen corresponding path program 1 times [2018-01-27 23:14:43,735 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:14:43,735 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:14:43,737 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:43,737 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:14:43,737 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:14:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-27 23:14:43,832 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-27 23:14:43,845 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:14:43,851 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:14:43,852 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-27 23:14:43,873 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-27 23:14:43,873 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-27 23:14:43,873 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-27 23:14:43,873 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-27 23:14:43,873 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-27 23:14:43,873 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-27 23:14:43,873 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-27 23:14:43,874 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ssl3_acceptErr0EnsuresViolation======== [2018-01-27 23:14:43,874 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-27 23:14:43,877 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states. [2018-01-27 23:14:43,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-01-27 23:14:43,878 INFO L322 BasicCegarLoop]: Found error trace [2018-01-27 23:14:43,878 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 23:14:43,878 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0EnsuresViolation]=== [2018-01-27 23:14:43,879 INFO L82 PathProgramCache]: Analyzing trace with hash -233274293, now seen corresponding path program 1 times [2018-01-27 23:14:43,879 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-27 23:14:43,879 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-27 23:14:43,880 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:43,880 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-27 23:14:43,881 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-27 23:14:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-27 23:14:43,897 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-27 23:14:43,923 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 23:14:43,924 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-27 23:14:43,924 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-01-27 23:14:43,924 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-27 23:14:43,924 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-27 23:14:43,925 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-27 23:14:43,925 INFO L87 Difference]: Start difference. First operand 350 states. Second operand 2 states. [2018-01-27 23:14:43,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-27 23:14:43,939 INFO L93 Difference]: Finished difference Result 364 states and 476 transitions. [2018-01-27 23:14:43,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-27 23:14:43,939 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 31 [2018-01-27 23:14:43,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-27 23:14:43,940 INFO L225 Difference]: With dead ends: 364 [2018-01-27 23:14:43,940 INFO L226 Difference]: Without dead ends: 0 [2018-01-27 23:14:43,942 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 23:14:43,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-27 23:14:43,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-27 23:14:43,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-27 23:14:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-27 23:14:43,943 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2018-01-27 23:14:43,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-27 23:14:43,943 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-27 23:14:43,943 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-27 23:14:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-27 23:14:43,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-27 23:14:43,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 11:14:43 BoogieIcfgContainer [2018-01-27 23:14:43,947 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-27 23:14:43,948 INFO L168 Benchmark]: Toolchain (without parser) took 9502.85 ms. Allocated memory was 303.6 MB in the beginning and 514.9 MB in the end (delta: 211.3 MB). Free memory was 262.4 MB in the beginning and 370.0 MB in the end (delta: -107.6 MB). Peak memory consumption was 103.7 MB. Max. memory is 5.3 GB. [2018-01-27 23:14:43,949 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 303.6 MB. Free memory is still 268.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-27 23:14:43,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.80 ms. Allocated memory is still 303.6 MB. Free memory was 260.4 MB in the beginning and 232.4 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 5.3 GB. [2018-01-27 23:14:43,950 INFO L168 Benchmark]: Boogie Preprocessor took 132.77 ms. Allocated memory is still 303.6 MB. Free memory was 232.4 MB in the beginning and 228.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-01-27 23:14:43,950 INFO L168 Benchmark]: RCFGBuilder took 2603.86 ms. Allocated memory was 303.6 MB in the beginning and 328.2 MB in the end (delta: 24.6 MB). Free memory was 228.4 MB in the beginning and 245.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 5.3 GB. [2018-01-27 23:14:43,951 INFO L168 Benchmark]: TraceAbstraction took 6163.61 ms. Allocated memory was 328.2 MB in the beginning and 514.9 MB in the end (delta: 186.6 MB). Free memory was 245.0 MB in the beginning and 370.0 MB in the end (delta: -125.0 MB). Peak memory consumption was 61.6 MB. Max. memory is 5.3 GB. [2018-01-27 23:14:43,953 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 303.6 MB. Free memory is still 268.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 592.80 ms. Allocated memory is still 303.6 MB. Free memory was 260.4 MB in the beginning and 232.4 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 132.77 ms. Allocated memory is still 303.6 MB. Free memory was 232.4 MB in the beginning and 228.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 2603.86 ms. Allocated memory was 303.6 MB in the beginning and 328.2 MB in the end (delta: 24.6 MB). Free memory was 228.4 MB in the beginning and 245.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 6163.61 ms. Allocated memory was 328.2 MB in the beginning and 514.9 MB in the end (delta: 186.6 MB). Free memory was 245.0 MB in the beginning and 370.0 MB in the end (delta: -125.0 MB). Peak memory consumption was 61.6 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, 352 locations, 4 error locations. UNSAFE Result, 0.3s 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=350occurred 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, 352 locations, 4 error locations. SAFE Result, 5.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 443 SDtfs, 441 SDslu, 18 SDs, 0 SdLazy, 1830 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=350occurred 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, 0.1s SatisfiabilityAnalysisTime, 1.5s 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, 352 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=350occurred 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, 352 locations, 4 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 457 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=350occurred 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.16_false-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-27_23-14-43-962.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.16_false-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-27_23-14-43-962.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.16_false-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-27_23-14-43-962.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.16_false-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-27_23-14-43-962.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/s3_srvr.blast.16_false-unreach-call.i.cil.c_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-27_23-14-43-962.csv Received shutdown request...