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_24.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:24,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:24,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:24,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:24,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:24,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:24,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:24,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:24,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:24,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:24,917 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:24,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:24,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:24,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:24,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:24,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:24,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:24,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:24,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:24,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:24,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:24,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:24,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:24,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:24,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:24,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:24,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:24,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:24,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:24,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:24,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:24,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:24,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:24,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:24,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:24,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:24,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:24,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:24,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:24,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:24,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:24,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:24,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:24,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:24,994 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:24,995 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:24,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_24.bpl [2019-08-09 14:16:24,996 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_24.bpl' [2019-08-09 14:16:25,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:25,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:25,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:25,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:25,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:25,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:25,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:25,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:25,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:25,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:25,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:25" (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 14:16:25,228 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:25,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:25,544 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:25,545 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:25,546 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:25 BoogieIcfgContainer [2019-08-09 14:16:25,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:25,547 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:25,547 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:25,547 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:25,548 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:25" (1/1) ... [2019-08-09 14:16:26,184 WARN L188 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2019-08-09 14:16:26,355 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-09 14:16:26,506 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-09 14:16:27,005 WARN L188 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 98 [2019-08-09 14:16:27,226 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-09 14:16:27,383 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-09 14:16:27,796 WARN L188 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 105 [2019-08-09 14:16:28,126 WARN L188 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2019-08-09 14:16:28,534 WARN L188 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 114 [2019-08-09 14:16:28,757 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-09 14:16:29,170 WARN L188 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2019-08-09 14:16:30,499 WARN L188 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 169 DAG size of output: 153 [2019-08-09 14:16:31,536 WARN L188 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 148 [2019-08-09 14:16:32,603 WARN L188 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 138 [2019-08-09 14:16:33,067 WARN L188 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-09 14:16:35,439 WARN L188 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 192 DAG size of output: 184 [2019-08-09 14:16:36,524 WARN L188 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 181 [2019-08-09 14:16:38,133 WARN L188 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 195 DAG size of output: 179 [2019-08-09 14:16:38,756 WARN L188 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-08-09 14:16:40,006 WARN L188 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 182 DAG size of output: 151 [2019-08-09 14:16:40,577 WARN L188 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-08-09 14:16:41,032 WARN L188 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-08-09 14:16:41,157 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-09 14:16:41,170 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:41,177 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:41,178 INFO L168 Benchmark]: Toolchain (without parser) took 16119.41 ms. Allocated memory was 139.5 MB in the beginning and 381.7 MB in the end (delta: 242.2 MB). Free memory was 107.3 MB in the beginning and 348.7 MB in the end (delta: -241.4 MB). Peak memory consumption was 287.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:41,179 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:41,180 INFO L168 Benchmark]: Boogie Preprocessor took 83.42 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 105.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:41,181 INFO L168 Benchmark]: RCFGBuilder took 402.62 ms. Allocated memory is still 139.5 MB. Free memory was 105.0 MB in the beginning and 90.5 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:41,182 INFO L168 Benchmark]: Symbolic Interpretation took 15629.97 ms. Allocated memory was 139.5 MB in the beginning and 381.7 MB in the end (delta: 242.2 MB). Free memory was 90.5 MB in the beginning and 348.7 MB in the end (delta: -258.2 MB). Peak memory consumption was 270.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:41,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 146]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 28#(and (or (not (<= (+ |ULTIMATE.start_write~$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$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_#Ultimate.alloc_~size| 13) (= |#NULL.offset| 0) (= ULTIMATE.start_main_~list~0.offset 0) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_write~$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 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.42 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 105.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 402.62 ms. Allocated memory is still 139.5 MB. Free memory was 105.0 MB in the beginning and 90.5 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 15629.97 ms. Allocated memory was 139.5 MB in the beginning and 381.7 MB in the end (delta: 242.2 MB). Free memory was 90.5 MB in the beginning and 348.7 MB in the end (delta: -258.2 MB). Peak memory consumption was 270.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...