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_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:43,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:43,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:43,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:43,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:43,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:43,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:43,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:43,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:43,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:43,502 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:43,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:43,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:43,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:43,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:43,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:43,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:43,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:43,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:43,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:43,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:43,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:43,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:43,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:43,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:43,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:43,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:43,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:43,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:43,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:43,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:43,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:43,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:43,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:43,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:43,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:43,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:43,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:43,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:43,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:43,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:43,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:43,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:43,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:43,571 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:43,572 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:43,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_8.bpl [2019-08-09 14:16:43,573 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_8.bpl' [2019-08-09 14:16:43,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:43,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:43,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:43,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:43,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:43,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:43,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:43,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:43,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:43,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:43,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:43" (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 14:16:43,781 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:43,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:43,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:43,970 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:43,970 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:43,971 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:43 BoogieIcfgContainer [2019-08-09 14:16:43,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:43,972 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:43,972 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:43,972 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:43,973 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:43" (1/1) ... [2019-08-09 14:16:44,250 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-08-09 14:16:44,334 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:44,657 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 75 [2019-08-09 14:16:44,689 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:44,699 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:44,703 INFO L168 Benchmark]: Toolchain (without parser) took 1065.71 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 108.3 MB in the beginning and 135.1 MB in the end (delta: -26.7 MB). Peak memory consumption was 55.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:44,704 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:44,705 INFO L168 Benchmark]: Boogie Preprocessor took 60.01 ms. Allocated memory is still 132.1 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:44,707 INFO L168 Benchmark]: RCFGBuilder took 274.61 ms. Allocated memory is still 132.1 MB. Free memory was 105.9 MB in the beginning and 94.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:44,710 INFO L168 Benchmark]: Symbolic Interpretation took 726.96 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 94.4 MB in the beginning and 135.1 MB in the end (delta: -40.7 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:44,721 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 18#(and (= |ULTIMATE.start_foo_#in~b.base| ULTIMATE.start_foo_~b.base) (< ULTIMATE.start_foo_~i~0 ULTIMATE.start_foo_~n) (= |ULTIMATE.start_foo_#in~b.base| |ULTIMATE.start_main_~#b~0.base|) (= |ULTIMATE.start_foo_#in~b.offset| ULTIMATE.start_foo_~b.offset) (not (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|))) (= |ULTIMATE.start_foo_#in~b.offset| |ULTIMATE.start_main_~#b~0.offset|) (<= 0 ULTIMATE.start_foo_~i~0) (= 0 ULTIMATE.start_foo_~i~0) (< ULTIMATE.start_foo_~i~0 ULTIMATE.start_foo_~size) (= ULTIMATE.start_foo_~b.base |ULTIMATE.start_read~int_#ptr.base|) (= ULTIMATE.start_main_~i~1 |ULTIMATE.start_foo_#in~n|) (= ULTIMATE.start_main_~i~1 |ULTIMATE.start_foo_#in~size|) (= ULTIMATE.start_foo_~n |ULTIMATE.start_foo_#in~n|) (= |ULTIMATE.start_read~int_#ptr.offset| (+ (* 4 ULTIMATE.start_foo_~i~0) ULTIMATE.start_foo_~b.offset)) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |ULTIMATE.start_foo_#in~size| ULTIMATE.start_foo_~size) (or (and (= 0 |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= 400 |ULTIMATE.start_#Ultimate.alloc_~size|) (= 0 |#NULL.base|) (= |#valid| (store |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base| 1)) (= |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_main_~#b~0.base|) (= |ULTIMATE.start_main_~#b~0.offset| |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= ULTIMATE.start_main_~i~1 0) (not (= |ULTIMATE.start_#Ultimate.alloc_#res.base| 0)) (= 0 (select |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base|)) (= (store |ULTIMATE.start_#Ultimate.alloc_old_#length| |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_#Ultimate.alloc_~size|) |#length|) (= |ULTIMATE.start_main_old_#valid| |ULTIMATE.start_#Ultimate.alloc_old_#valid|) (= (select |ULTIMATE.start_main_old_#valid| 0) 0) (= |#NULL.offset| 0)) (and (= 0 |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= 400 |ULTIMATE.start_#Ultimate.alloc_~size|) (<= 0 (+ |ULTIMATE.start_write~int_#value| 2147483648)) (= 0 |#NULL.base|) (<= |ULTIMATE.start_write~int_#value| 2147483647) (= |#valid| (store |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base| 1)) (= |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_main_~#b~0.base|) (= (select |#valid| |ULTIMATE.start_write~int_#ptr.base|) 1) (= (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|) (<= 0 |ULTIMATE.start_write~int_#value|) (= ULTIMATE.start_main_~i~1 1) (not (= |ULTIMATE.start_#Ultimate.alloc_#res.base| 0)) (= 0 (select |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base|)) (= (store |ULTIMATE.start_#Ultimate.alloc_old_#length| |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_#Ultimate.alloc_~size|) |#length|) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (= (select |ULTIMATE.start_main_old_#valid| 0) 0) (= |ULTIMATE.start_main_old_#valid| |ULTIMATE.start_#Ultimate.alloc_old_#valid|) (= |ULTIMATE.start_write~int_#value| 0) (= |#NULL.offset| 0) (= |ULTIMATE.start_write~int_#ptr.base| |ULTIMATE.start_main_~#b~0.base|) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|) (= |ULTIMATE.start_main_~#b~0.offset| |ULTIMATE.start_write~int_#ptr.offset|))) (< ULTIMATE.start_main_~i~1 100)). 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 132.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.01 ms. Allocated memory is still 132.1 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.61 ms. Allocated memory is still 132.1 MB. Free memory was 105.9 MB in the beginning and 94.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 726.96 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 94.4 MB in the beginning and 135.1 MB in the end (delta: -40.7 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...