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_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:01,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:01,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:01,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:01,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:01,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:01,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:01,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:01,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:01,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:01,920 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:01,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:01,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:01,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:01,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:01,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:01,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:01,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:01,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:01,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:01,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:01,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:01,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:01,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:01,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:01,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:01,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:01,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:01,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:01,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:01,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:01,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:01,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:01,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:01,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:01,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:01,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:01,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:01,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:01,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:01,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:01,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:01,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:02,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:02,002 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:02,002 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:02,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl [2019-08-09 14:16:02,003 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl' [2019-08-09 14:16:02,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:02,050 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:02,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:02,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:02,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:02,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:02,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:02,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:02,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:02,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:02,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:02" (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 14:16:02,217 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:02,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:02,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:02,447 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:02,447 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:02,449 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:02 BoogieIcfgContainer [2019-08-09 14:16:02,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:02,450 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:02,450 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:02,450 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:02,451 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength2_true-valid-memsafety.c_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:02" (1/1) ... [2019-08-09 14:16:03,280 WARN L188 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 107 [2019-08-09 14:16:04,002 WARN L188 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 105 [2019-08-09 14:16:04,023 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:04,030 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:04,033 INFO L168 Benchmark]: Toolchain (without parser) took 1981.96 ms. Allocated memory was 133.2 MB in the beginning and 196.1 MB in the end (delta: 62.9 MB). Free memory was 109.2 MB in the beginning and 121.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:04,035 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:04,037 INFO L168 Benchmark]: Boogie Preprocessor took 72.04 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 107.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:04,038 INFO L168 Benchmark]: RCFGBuilder took 325.50 ms. Allocated memory is still 133.2 MB. Free memory was 107.0 MB in the beginning and 93.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:04,040 INFO L168 Benchmark]: Symbolic Interpretation took 1581.03 ms. Allocated memory was 133.2 MB in the beginning and 196.1 MB in the end (delta: 62.9 MB). Free memory was 93.5 MB in the beginning and 121.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:04,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 152]: 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|) (= |ULTIMATE.start_read~int_#ptr.offset| (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 ULTIMATE.start_main_~i~2))) (= |ULTIMATE.start_main_~#b~0.base| |ULTIMATE.start_read~int_#ptr.base|) (not (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|))) (= |ULTIMATE.start_foo_#res| ULTIMATE.start_foo_~i~1) (= (select |ULTIMATE.start_#Ultimate.alloc_old_#length| |ULTIMATE.start_main_~#b~0.base|) 400) (= (select |ULTIMATE.start_main_old_#valid| 0) 0) (= |ULTIMATE.start_foo_#in~size| ULTIMATE.start_foo_~size) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |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_ULTIMATE.dealloc_~addr.offset |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (<= 99 |ULTIMATE.start_foo_#in~size|) (= 0 |ULTIMATE.start_bar_#res|) (= (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 |ULTIMATE.start_foo_#in~size|)) |ULTIMATE.start_write~int_#ptr.offset|) (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~size| ULTIMATE.start_foo_~size) (not (= 0 |ULTIMATE.start_main_~#b~0.base|)) (= |ULTIMATE.start_bar_#in~size| ULTIMATE.start_bar_~size) (= |ULTIMATE.start_bar_#in~b.offset| |ULTIMATE.start_#Ultimate.alloc_#res.offset|) (= 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_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)) (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_main_~#b~0.offset| 0) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~int_#value| |ULTIMATE.start_foo_#res|) (= |ULTIMATE.start_foo_#in~b.offset| ULTIMATE.start_foo_~b.offset) (= ULTIMATE.start_bar_~b.base |ULTIMATE.start_bar_#in~b.base|) (= |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|) (= (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|) (= (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_#Ultimate.alloc_#res.base| |ULTIMATE.start_bar_#in~b.base|) (= ULTIMATE.start_foo_~n |ULTIMATE.start_foo_#in~n|) (< ULTIMATE.start_main_~i~2 100) (= |ULTIMATE.start_foo_#in~size| |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 0.15 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.04 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 107.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.50 ms. Allocated memory is still 133.2 MB. Free memory was 107.0 MB in the beginning and 93.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1581.03 ms. Allocated memory was 133.2 MB in the beginning and 196.1 MB in the end (delta: 62.9 MB). Free memory was 93.5 MB in the beginning and 121.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...