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/ArraysOfVariableLength_true-valid-memsafety.c_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:07,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:07,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:07,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:07,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:07,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:07,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:07,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:07,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:07,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:07,551 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:07,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:07,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:07,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:07,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:07,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:07,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:07,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:07,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:07,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:07,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:07,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:07,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:07,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:07,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:07,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:07,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:07,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:07,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:07,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:07,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:07,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:07,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:07,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:07,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:07,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:07,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:07,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:07,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:07,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:07,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:07,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:07,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:07,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:07,659 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:07,659 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:07,660 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_6.bpl [2019-08-09 14:17:07,660 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_6.bpl' [2019-08-09 14:17:07,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:07,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:07,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:07,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:07,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:07,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (1/1) ... [2019-08-09 14:17:07,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:07,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:07,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:07,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:07,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:07" (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 14:17:07,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:07,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:07,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:08,088 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:08,088 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:08,089 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:08 BoogieIcfgContainer [2019-08-09 14:17:08,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:08,090 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:08,090 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:08,090 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:08,091 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength_true-valid-memsafety.c_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:08" (1/1) ... [2019-08-09 14:17:08,434 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:08,755 WARN L188 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 75 [2019-08-09 14:17:08,775 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:17:08,783 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:08,785 INFO L168 Benchmark]: Toolchain (without parser) took 1075.95 ms. Allocated memory was 138.4 MB in the beginning and 179.3 MB in the end (delta: 40.9 MB). Free memory was 105.4 MB in the beginning and 134.3 MB in the end (delta: -28.9 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:08,786 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:08,787 INFO L168 Benchmark]: Boogie Preprocessor took 40.48 ms. Allocated memory is still 138.4 MB. Free memory was 105.2 MB in the beginning and 103.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:08,789 INFO L168 Benchmark]: RCFGBuilder took 339.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.0 MB in the beginning and 91.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:08,790 INFO L168 Benchmark]: Symbolic Interpretation took 693.14 ms. Allocated memory was 138.4 MB in the beginning and 179.3 MB in the end (delta: 40.9 MB). Free memory was 91.3 MB in the beginning and 134.3 MB in the end (delta: -43.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:08,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 109]: 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 15#(and (= 0 |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= 400 |ULTIMATE.start_#Ultimate.alloc_~size|) (= 0 |#NULL.base|) (= |ULTIMATE.start_foo_#in~b.base| |ULTIMATE.start_main_~#b~0.base|) (= |ULTIMATE.start_main_~#b~0.base| |ULTIMATE.start_read~int_#ptr.base|) (not (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|))) (= 0 ULTIMATE.start_foo_~i~0) (= |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_main_~#b~0.base|) (= (select |#valid| |ULTIMATE.start_write~int_#ptr.base|) 1) (= 0 |ULTIMATE.start_foo_#in~n|) (not (= |ULTIMATE.start_#Ultimate.alloc_#res.base| 0)) (= (store |ULTIMATE.start_#Ultimate.alloc_old_#length| |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_#Ultimate.alloc_~size|) |#length|) (= |ULTIMATE.start_read~int_#ptr.offset| (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 ULTIMATE.start_main_~i~1))) (<= 0 (+ |ULTIMATE.start_foo_#res| 2147483648)) (= (select |ULTIMATE.start_main_old_#valid| 0) 0) (= |ULTIMATE.start_foo_#in~size| ULTIMATE.start_foo_~size) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (<= 99 |ULTIMATE.start_foo_#in~n|) (= |ULTIMATE.start_write~int_#ptr.base| |ULTIMATE.start_main_~#b~0.base|) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|) (< ULTIMATE.start_main_~i~1 100) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~int_#ptr.offset| (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 |ULTIMATE.start_foo_#in~n|))) (= |ULTIMATE.start_foo_#in~b.base| ULTIMATE.start_foo_~b.base) (= |ULTIMATE.start_write~int_#value| |ULTIMATE.start_foo_#res|) (= |ULTIMATE.start_foo_#in~b.offset| ULTIMATE.start_foo_~b.offset) (= |#valid| (store |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base| 1)) (<= |ULTIMATE.start_foo_#res| 2147483647) (= |ULTIMATE.start_foo_#in~b.offset| |ULTIMATE.start_main_~#b~0.offset|) (< |ULTIMATE.start_foo_#in~n| 100) (= (store |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| |ULTIMATE.start_write~int_#value|)) |#memory_int|) (= |ULTIMATE.start_main_~#b~0.offset| |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= |ULTIMATE.start_foo_#res| ULTIMATE.start_foo_~i~0) (= ULTIMATE.start_main_~i~1 0) (= 0 (select |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base|)) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (= ULTIMATE.start_foo_~n |ULTIMATE.start_foo_#in~n|) (= |ULTIMATE.start_main_old_#valid| |ULTIMATE.start_#Ultimate.alloc_old_#valid|) (not (< ULTIMATE.start_foo_~i~0 ULTIMATE.start_foo_~size)) (= |ULTIMATE.start_foo_#in~size| |ULTIMATE.start_foo_#in~n|) (= |#NULL.offset| 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.48 ms. Allocated memory is still 138.4 MB. Free memory was 105.2 MB in the beginning and 103.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 339.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.0 MB in the beginning and 91.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 693.14 ms. Allocated memory was 138.4 MB in the beginning and 179.3 MB in the end (delta: 40.9 MB). Free memory was 91.3 MB in the beginning and 134.3 MB in the end (delta: -43.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...