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_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:28,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:28,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:28,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:28,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:28,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:28,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:29,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:29,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:29,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:29,003 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:29,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:29,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:29,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:29,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:29,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:29,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:29,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:29,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:29,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:29,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:29,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:29,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:29,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:29,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:29,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:29,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:29,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:29,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:29,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:29,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:29,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:29,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:29,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:29,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:29,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:29,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:29,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:29,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:29,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:29,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:29,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:29,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:29,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:29,084 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:29,085 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:29,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl [2019-08-09 14:17:29,086 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl' [2019-08-09 14:17:29,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:29,144 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:29,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:29,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:29,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:29,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:29,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:29,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:29,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:29,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:29" (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 14:17:29,302 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:29,601 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-09 14:17:29,603 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:29,604 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:29,605 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:29 BoogieIcfgContainer [2019-08-09 14:17:29,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:29,608 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:29,608 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:29,609 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:29,610 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength2_true-valid-memsafety.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,877 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-08-09 14:17:30,225 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-08-09 14:17:30,849 WARN L188 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 110 [2019-08-09 14:17:31,026 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:17:31,034 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:31,036 INFO L168 Benchmark]: Toolchain (without parser) took 1892.13 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 107.9 MB in the beginning and 172.4 MB in the end (delta: -64.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,037 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,038 INFO L168 Benchmark]: Boogie Preprocessor took 62.30 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,040 INFO L168 Benchmark]: RCFGBuilder took 395.19 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 90.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,041 INFO L168 Benchmark]: Symbolic Interpretation took 1426.00 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 90.5 MB in the beginning and 172.4 MB in the end (delta: -81.9 MB). Peak memory consumption was 75.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 119]: 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 118#(exists ((v_ULTIMATE.start_main_~i~2_17 Int)) (or (and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (<= 0 (+ |ULTIMATE.start_write~int_#value| 2147483648)) (= |ULTIMATE.start_write~int_#value| |ULTIMATE.start_foo_#res|) (<= |ULTIMATE.start_write~int_#value| 2147483647) (not (< v_ULTIMATE.start_main_~i~2_17 100)) (= |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|) (= 0 |ULTIMATE.start_bar_#res|) (= ULTIMATE.start_main_~i~2 0) (= (select |#valid| |ULTIMATE.start_write~int_#ptr.base|) 1) (= |ULTIMATE.start_foo_#res| ULTIMATE.start_foo_~i~1) (not (< ULTIMATE.start_bar_~i~0 ULTIMATE.start_bar_~size)) (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|)) (= |ULTIMATE.start_bar_#res| ULTIMATE.start_bar_~res~0) (= (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 v_ULTIMATE.start_main_~i~2_17)) (+ |ULTIMATE.start_write~int_#ptr.offset| 4)) (= (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|) (not (<= (+ |ULTIMATE.start_read~int_#sizeOfReadType| |ULTIMATE.start_read~int_#ptr.offset|) (select |#length| |ULTIMATE.start_read~int_#ptr.base|))) (= |#valid| (store |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0)) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (< ULTIMATE.start_main_~i~2 100) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |ULTIMATE.start_write~int_#ptr.base| |ULTIMATE.start_main_~#b~0.base|) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|)) (and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (<= 0 (+ |ULTIMATE.start_write~int_#value| 2147483648)) (= |ULTIMATE.start_write~int_#value| |ULTIMATE.start_foo_#res|) (<= |ULTIMATE.start_write~int_#value| 2147483647) (not (< v_ULTIMATE.start_main_~i~2_17 100)) (= |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|) (= 0 |ULTIMATE.start_bar_#res|) (= ULTIMATE.start_main_~i~2 0) (= (select |#valid| |ULTIMATE.start_write~int_#ptr.base|) 1) (= |ULTIMATE.start_foo_#res| ULTIMATE.start_foo_~i~1) (not (< ULTIMATE.start_bar_~i~0 ULTIMATE.start_bar_~size)) (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|)) (= |ULTIMATE.start_bar_#res| ULTIMATE.start_bar_~res~0) (= (+ |ULTIMATE.start_main_~#b~0.offset| (* 4 v_ULTIMATE.start_main_~i~2_17)) (+ |ULTIMATE.start_write~int_#ptr.offset| 4)) (= (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|) (not (<= 0 |ULTIMATE.start_read~int_#ptr.offset|)) (= |#valid| (store |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0)) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (< ULTIMATE.start_main_~i~2 100) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |ULTIMATE.start_write~int_#ptr.base| |ULTIMATE.start_main_~#b~0.base|) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.30 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 395.19 ms. Allocated memory is still 140.0 MB. Free memory was 105.3 MB in the beginning and 90.5 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1426.00 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 90.5 MB in the beginning and 172.4 MB in the end (delta: -81.9 MB). Peak memory consumption was 75.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...