java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:27,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:27,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:27,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:27,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:27,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:27,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:27,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:27,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:27,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:27,526 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:27,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:27,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:27,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:27,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:27,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:27,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:27,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:27,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:27,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:27,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:27,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:27,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:27,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:27,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:27,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:27,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:27,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:27,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:27,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:27,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:27,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:27,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:27,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:27,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:27,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:27,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:27,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:27,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:27,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:27,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:27,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:27,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:27,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:27,591 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:27,592 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:27,592 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_10.bpl [2019-08-09 14:15:27,593 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_10.bpl' [2019-08-09 14:15:27,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:27,636 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:27,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:27,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:27,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:27,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... [2019-08-09 14:15:27,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:27,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:27,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:27,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:27,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-09 14:15:27,759 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:15:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:15:27,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:15:28,010 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:15:28,010 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:28,012 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:28 BoogieIcfgContainer [2019-08-09 14:15:28,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:28,012 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:28,012 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:28,013 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:28,014 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "standard_strcpy_false-valid-deref_ground.i_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:28" (1/1) ... [2019-08-09 14:15:28,487 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-08-09 14:15:28,863 WARN L188 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 82 [2019-08-09 14:15:29,732 WARN L188 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 104 [2019-08-09 14:15:30,074 WARN L188 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-08-09 14:15:30,260 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2019-08-09 14:15:30,282 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:30,292 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:30,296 INFO L168 Benchmark]: Toolchain (without parser) took 2658.50 ms. Allocated memory was 138.4 MB in the beginning and 252.2 MB in the end (delta: 113.8 MB). Free memory was 106.6 MB in the beginning and 202.0 MB in the end (delta: -95.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:30,298 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:30,299 INFO L168 Benchmark]: Boogie Preprocessor took 45.21 ms. Allocated memory is still 138.4 MB. Free memory was 106.4 MB in the beginning and 104.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:30,301 INFO L168 Benchmark]: RCFGBuilder took 330.31 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 92.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:30,302 INFO L168 Benchmark]: Symbolic Interpretation took 2279.92 ms. Allocated memory was 138.4 MB in the beginning and 252.2 MB in the end (delta: 113.8 MB). Free memory was 92.1 MB in the beginning and 202.0 MB in the end (delta: -109.9 MB). Peak memory consumption was 102.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:30,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 108]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 28#(and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (or (not (<= 0 |ULTIMATE.start_write~int_#ptr.offset|)) (not (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)))) (= |ULTIMATE.start_main_~#src~0.offset| 0) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 400000) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.21 ms. Allocated memory is still 138.4 MB. Free memory was 106.4 MB in the beginning and 104.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 330.31 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 92.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2279.92 ms. Allocated memory was 138.4 MB in the beginning and 252.2 MB in the end (delta: 113.8 MB). Free memory was 92.1 MB in the beginning and 202.0 MB in the end (delta: -109.9 MB). Peak memory consumption was 102.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...