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/ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:28,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:28,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:28,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:28,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:28,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:28,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:28,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:28,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:28,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:28,140 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:28,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:28,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:28,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:28,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:28,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:28,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:28,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:28,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:28,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:28,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:28,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:28,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:28,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:28,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:28,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:28,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:28,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:28,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:28,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:28,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:28,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:28,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:28,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:28,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:28,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:28,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:28,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:28,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:28,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:28,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:28,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:28,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:28,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:28,246 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:28,246 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:28,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl [2019-08-09 14:17:28,247 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl' [2019-08-09 14:17:28,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:28,291 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:28,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:28,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:28,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:28,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:28,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:28,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:28,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:28,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (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 14:17:28,413 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:28,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:28,722 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:28,723 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:28,724 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:28 BoogieIcfgContainer [2019-08-09 14:17:28,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:28,725 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:28,726 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:28,726 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:28,727 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength2_true-valid-memsafety.c_17.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:29,378 WARN L188 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-08-09 14:17:30,028 WARN L188 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 110 [2019-08-09 14:17:30,598 WARN L188 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-08-09 14:17:31,423 WARN L188 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 133 [2019-08-09 14:17:31,487 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:31,501 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:17:31,509 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:31,511 INFO L168 Benchmark]: Toolchain (without parser) took 3220.21 ms. Allocated memory was 133.2 MB in the beginning and 239.1 MB in the end (delta: 105.9 MB). Free memory was 108.1 MB in the beginning and 123.3 MB in the end (delta: -15.2 MB). Peak memory consumption was 117.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,512 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 133.2 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,513 INFO L168 Benchmark]: Boogie Preprocessor took 52.24 ms. Allocated memory is still 133.2 MB. Free memory was 108.1 MB in the beginning and 105.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,514 INFO L168 Benchmark]: RCFGBuilder took 380.85 ms. Allocated memory is still 133.2 MB. Free memory was 105.7 MB in the beginning and 91.3 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,515 INFO L168 Benchmark]: Symbolic Interpretation took 2783.77 ms. Allocated memory was 133.2 MB in the beginning and 239.1 MB in the end (delta: 105.9 MB). Free memory was 91.3 MB in the beginning and 123.3 MB in the end (delta: -32.0 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 178]: 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 25#(and (= 0 |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (not (< ULTIMATE.start_foo_~i~1 ULTIMATE.start_foo_~size)) (= |ULTIMATE.start_main_#t~ret6| |ULTIMATE.start_foo_#res|) (= |ULTIMATE.start_foo_#res| ULTIMATE.start_foo_~i~1) (= (select |#valid| |ULTIMATE.start_write~int_#ptr.base|) 1) (= (select |ULTIMATE.start_#Ultimate.alloc_old_#length| |ULTIMATE.start_main_~#b~0.base|) 400) (= |ULTIMATE.start_#Ultimate.alloc_#res.base| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) (= 0 ULTIMATE.start_bar_~res~0) (<= 0 (+ |ULTIMATE.start_bar_#res| 2147483648)) (= (select |ULTIMATE.start_main_old_#valid| 0) 0) (= |ULTIMATE.start_foo_#in~size| ULTIMATE.start_foo_~size) (= |ULTIMATE.start_write~int_#ptr.base| |ULTIMATE.start_main_~#b~0.base|) (= |ULTIMATE.start_foo_#in~b.base| ULTIMATE.start_foo_~b.base) (= (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 ULTIMATE.start_main_~i~2)) |ULTIMATE.start_write~int_#ptr.offset|) (<= |ULTIMATE.start_bar_#res| 2147483647) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= 0 |ULTIMATE.start_bar_#res|) (not (< ULTIMATE.start_bar_~i~0 ULTIMATE.start_bar_~size)) (= ULTIMATE.start_main_~i~2 0) (= |ULTIMATE.start_bar_#res| ULTIMATE.start_bar_~res~0) (= |ULTIMATE.start_bar_#in~b.offset| ULTIMATE.start_ULTIMATE.dealloc_~addr.offset) (= |ULTIMATE.start_write~int_old_#memory_int| |#memory_int|) (= |ULTIMATE.start_bar_#in~size| ULTIMATE.start_foo_~size) (or (not (<= 0 |ULTIMATE.start_write~int_#ptr.offset|)) (not (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)))) (not (= 0 |ULTIMATE.start_main_~#b~0.base|)) (= |ULTIMATE.start_bar_#in~size| ULTIMATE.start_bar_~size) (<= |ULTIMATE.start_main_#t~ret6| 2147483647) (= 0 |#NULL.base|) (= |ULTIMATE.start_foo_#in~b.base| |ULTIMATE.start_main_~#b~0.base|) (= (* 4 ULTIMATE.start_foo_~n) |ULTIMATE.start_#Ultimate.alloc_~size|) (= 0 ULTIMATE.start_foo_~i~1) (= ULTIMATE.start_main_~i~2 |ULTIMATE.start_foo_#in~n|) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base |ULTIMATE.start_bar_#in~b.base|) (= |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| (store |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base| 1)) (<= 0 (+ |ULTIMATE.start_main_#t~ret6| 2147483648)) (= |ULTIMATE.start_write~int_#value| |ULTIMATE.start_main_#t~ret6|) (not (= |ULTIMATE.start_#Ultimate.alloc_#res.base| 0)) (= |ULTIMATE.start_main_~#b~0.offset| 0) (= (store |ULTIMATE.start_#Ultimate.alloc_old_#length| |ULTIMATE.start_#Ultimate.alloc_#res.base| |ULTIMATE.start_#Ultimate.alloc_~size|) |#length|) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= ULTIMATE.start_main_~i~2 |ULTIMATE.start_foo_#in~size|) (= ULTIMATE.start_bar_~b.base |ULTIMATE.start_bar_#in~b.base|) (= |ULTIMATE.start_foo_#in~b.offset| ULTIMATE.start_foo_~b.offset) (= |ULTIMATE.start_foo_#in~b.offset| |ULTIMATE.start_main_~#b~0.offset|) (= (store |ULTIMATE.start_main_old_#valid| |ULTIMATE.start_main_~#b~0.base| 1) |ULTIMATE.start_#Ultimate.alloc_old_#valid|) (= (select |ULTIMATE.start_main_old_#valid| |ULTIMATE.start_main_~#b~0.base|) 0) (= 0 (select |ULTIMATE.start_#Ultimate.alloc_old_#valid| |ULTIMATE.start_#Ultimate.alloc_#res.base|)) (= |#valid| (store |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0)) (= ULTIMATE.start_foo_~n |ULTIMATE.start_foo_#in~n|) (= |#NULL.offset| 0) (= |ULTIMATE.start_bar_#in~b.offset| ULTIMATE.start_bar_~b.offset) (= 0 ULTIMATE.start_bar_~i~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 133.2 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.24 ms. Allocated memory is still 133.2 MB. Free memory was 108.1 MB in the beginning and 105.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 380.85 ms. Allocated memory is still 133.2 MB. Free memory was 105.7 MB in the beginning and 91.3 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2783.77 ms. Allocated memory was 133.2 MB in the beginning and 239.1 MB in the end (delta: 105.9 MB). Free memory was 91.3 MB in the beginning and 123.3 MB in the end (delta: -32.0 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...