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_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:03,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:03,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:03,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:03,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:03,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:03,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:03,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:03,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:03,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:03,183 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:03,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:03,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:03,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:03,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:03,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:03,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:03,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:03,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:03,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:03,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:03,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:03,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:03,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:03,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:03,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:03,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:03,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:03,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:03,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:03,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:03,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:03,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:03,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:03,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:03,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:03,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:03,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:03,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:03,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:03,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:03,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:03,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:03,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:03,255 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:03,257 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:03,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_8.bpl [2019-08-09 14:18:03,258 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_8.bpl' [2019-08-09 14:18:03,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:03,320 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:03,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:03,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:03,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:03,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:03,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:03,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:03,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:03,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:03,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:03" (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 14:18:03,474 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:18:03,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:18:03,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:18:03,718 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:18:03,718 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:03,719 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:03 BoogieIcfgContainer [2019-08-09 14:18:03,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:03,720 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:03,720 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:03,721 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:03,722 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "standard_strcpy_false-valid-deref_ground.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:03" (1/1) ... [2019-08-09 14:18:04,070 WARN L188 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-08-09 14:18:04,234 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-08-09 14:18:05,200 WARN L188 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 92 [2019-08-09 14:18:05,285 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:05,302 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:05,305 INFO L168 Benchmark]: Toolchain (without parser) took 1984.37 ms. Allocated memory was 137.4 MB in the beginning and 200.3 MB in the end (delta: 62.9 MB). Free memory was 105.5 MB in the beginning and 164.2 MB in the end (delta: -58.7 MB). Peak memory consumption was 97.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,306 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,307 INFO L168 Benchmark]: Boogie Preprocessor took 66.59 ms. Allocated memory is still 137.4 MB. Free memory was 105.3 MB in the beginning and 103.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,309 INFO L168 Benchmark]: RCFGBuilder took 331.92 ms. Allocated memory is still 137.4 MB. Free memory was 103.1 MB in the beginning and 91.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,310 INFO L168 Benchmark]: Symbolic Interpretation took 1582.61 ms. Allocated memory was 137.4 MB in the beginning and 200.3 MB in the end (delta: 62.9 MB). Free memory was 91.1 MB in the beginning and 164.2 MB in the end (delta: -73.1 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,314 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 27#(and (or (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (and (= |#NULL.base| 0) (= |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))) (or (not (<= (+ |ULTIMATE.start_read~int_#sizeOfReadType| |ULTIMATE.start_read~int_#ptr.offset|) (select |#length| |ULTIMATE.start_read~int_#ptr.base|))) (not (<= 0 |ULTIMATE.start_read~int_#ptr.offset|)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.59 ms. Allocated memory is still 137.4 MB. Free memory was 105.3 MB in the beginning and 103.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 331.92 ms. Allocated memory is still 137.4 MB. Free memory was 103.1 MB in the beginning and 91.1 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1582.61 ms. Allocated memory was 137.4 MB in the beginning and 200.3 MB in the end (delta: 62.9 MB). Free memory was 91.1 MB in the beginning and 164.2 MB in the end (delta: -73.1 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...