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/dll_extends_pointer_true-valid-memsafety.i_28.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:55,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:55,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:55,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:55,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:55,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:55,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:55,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:55,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:55,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:55,913 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:55,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:55,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:55,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:55,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:55,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:55,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:55,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:55,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:55,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:55,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:55,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:55,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:55,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:55,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:55,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:55,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:55,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:55,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:55,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:55,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:55,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:55,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:55,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:55,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:55,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:55,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:55,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:55,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:55,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:55,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:55,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:55,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:55,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:55,982 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:55,983 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:55,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_28.bpl [2019-08-09 14:17:55,984 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_28.bpl' [2019-08-09 14:17:56,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:56,029 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:56,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:56,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:56,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:56,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:56,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:56,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:56,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:56,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:56,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:56" (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 14:17:56,171 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:56,490 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:56,490 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:56,491 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:56 BoogieIcfgContainer [2019-08-09 14:17:56,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:56,492 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:56,492 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:56,493 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:56,493 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "dll_extends_pointer_true-valid-memsafety.i_28.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:56" (1/1) ... [2019-08-09 14:17:57,146 WARN L188 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2019-08-09 14:17:57,304 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-09 14:17:57,887 WARN L188 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2019-08-09 14:17:58,098 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-09 14:17:58,243 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-09 14:17:58,904 WARN L188 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 118 [2019-08-09 14:17:59,166 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-09 14:17:59,545 WARN L188 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-08-09 14:18:00,044 WARN L188 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 124 [2019-08-09 14:18:00,310 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-09 14:18:00,768 WARN L188 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 120 [2019-08-09 14:18:02,548 WARN L188 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 195 DAG size of output: 180 [2019-08-09 14:18:03,459 WARN L188 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-08-09 14:18:04,282 WARN L188 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-08-09 14:18:05,562 WARN L188 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 176 DAG size of output: 166 [2019-08-09 14:18:06,814 WARN L188 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 168 DAG size of output: 156 [2019-08-09 14:18:07,422 WARN L188 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-08-09 14:18:09,700 WARN L188 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 212 DAG size of output: 204 [2019-08-09 14:18:10,903 WARN L188 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 199 [2019-08-09 14:18:11,938 WARN L188 SmtUtils]: Spent 943.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-08-09 14:18:13,940 WARN L188 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2019-08-09 14:18:14,685 WARN L188 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-08-09 14:18:16,149 WARN L188 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 186 DAG size of output: 160 [2019-08-09 14:18:16,747 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2019-08-09 14:18:16,935 WARN L188 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-09 14:18:17,140 WARN L188 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-09 14:18:17,300 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-09 14:18:17,316 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:17,334 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:17,338 INFO L168 Benchmark]: Toolchain (without parser) took 21307.49 ms. Allocated memory was 132.1 MB in the beginning and 401.1 MB in the end (delta: 269.0 MB). Free memory was 107.9 MB in the beginning and 88.8 MB in the end (delta: 19.1 MB). Peak memory consumption was 291.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:17,339 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:17,340 INFO L168 Benchmark]: Boogie Preprocessor took 52.97 ms. Allocated memory is still 132.1 MB. Free memory was 107.9 MB in the beginning and 105.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:17,340 INFO L168 Benchmark]: RCFGBuilder took 408.50 ms. Allocated memory is still 132.1 MB. Free memory was 105.4 MB in the beginning and 90.8 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:17,344 INFO L168 Benchmark]: Symbolic Interpretation took 20842.57 ms. Allocated memory was 132.1 MB in the beginning and 401.1 MB in the end (delta: 269.0 MB). Free memory was 90.6 MB in the beginning and 88.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:17,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 156]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 28#(and (or (not (<= (+ |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (select |#length| |ULTIMATE.start_write~$Pointer$_#ptr.base|))) (not (<= 0 |ULTIMATE.start_write~$Pointer$_#ptr.offset|))) (or (and (= |#NULL.base| 0) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_#Ultimate.alloc_~size| 13) (= |#NULL.offset| 0) (= |ULTIMATE.start_main_#t~malloc5.offset| 0) (= ULTIMATE.start_main_~list~0.offset 0) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_#Ultimate.alloc_~size| 13) (= |#NULL.offset| 0) (= |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 0.16 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.97 ms. Allocated memory is still 132.1 MB. Free memory was 107.9 MB in the beginning and 105.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 408.50 ms. Allocated memory is still 132.1 MB. Free memory was 105.4 MB in the beginning and 90.8 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 20842.57 ms. Allocated memory was 132.1 MB in the beginning and 401.1 MB in the end (delta: 269.0 MB). Free memory was 90.6 MB in the beginning and 88.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 273.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...