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_14.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:07,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:07,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:07,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:07,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:07,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:07,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:07,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:07,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:07,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:07,573 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:07,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:07,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:07,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:07,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:07,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:07,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:07,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:07,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:07,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:07,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:07,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:07,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:07,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:07,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:07,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:07,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:07,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:07,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:07,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:07,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:07,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:07,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:07,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:07,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:07,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:07,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:07,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:07,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:07,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:07,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:07,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:07,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:07,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:07,661 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:07,662 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:07,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl [2019-08-09 14:16:07,663 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl' [2019-08-09 14:16:07,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:07,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:07,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:07,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:07,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:07,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (1/1) ... [2019-08-09 14:16:07,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:07,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:07,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:07,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:07,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:07" (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 14:16:07,859 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:07,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:07,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:08,188 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:08,189 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:08,191 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:08 BoogieIcfgContainer [2019-08-09 14:16:08,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:08,192 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:08,192 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:08,192 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:08,194 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength2_true-valid-memsafety.c_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:08" (1/1) ... [2019-08-09 14:16:08,779 WARN L188 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2019-08-09 14:16:08,866 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:09,314 WARN L188 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 107 [2019-08-09 14:16:10,100 WARN L188 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 125 [2019-08-09 14:16:10,471 WARN L188 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-09 14:16:11,132 WARN L188 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 140 [2019-08-09 14:16:11,833 WARN L188 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 140 [2019-08-09 14:16:12,586 WARN L188 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2019-08-09 14:16:13,851 WARN L188 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 149 DAG size of output: 132 [2019-08-09 14:16:14,536 WARN L188 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2019-08-09 14:16:14,565 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:14,572 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:14,574 INFO L168 Benchmark]: Toolchain (without parser) took 6855.52 ms. Allocated memory was 131.6 MB in the beginning and 317.2 MB in the end (delta: 185.6 MB). Free memory was 107.6 MB in the beginning and 178.9 MB in the end (delta: -71.3 MB). Peak memory consumption was 230.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:14,575 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:14,576 INFO L168 Benchmark]: Boogie Preprocessor took 50.06 ms. Allocated memory is still 131.6 MB. Free memory was 107.6 MB in the beginning and 105.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:14,577 INFO L168 Benchmark]: RCFGBuilder took 421.92 ms. Allocated memory is still 131.6 MB. Free memory was 105.2 MB in the beginning and 90.8 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:14,578 INFO L168 Benchmark]: Symbolic Interpretation took 6380.29 ms. Allocated memory was 131.6 MB in the beginning and 317.2 MB in the end (delta: 185.6 MB). Free memory was 90.8 MB in the beginning and 178.9 MB in the end (delta: -88.1 MB). Peak memory consumption was 213.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:14,581 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 89#(and (or (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (and (= ULTIMATE.start_foo_~i~1 0) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0))) (or (not (<= (+ |ULTIMATE.start_read~int_#sizeOfReadType| |ULTIMATE.start_read~int_#ptr.offset|) (select |#length| |ULTIMATE.start_read~int_#ptr.base|))) (not (<= 0 |ULTIMATE.start_read~int_#ptr.offset|)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.06 ms. Allocated memory is still 131.6 MB. Free memory was 107.6 MB in the beginning and 105.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 421.92 ms. Allocated memory is still 131.6 MB. Free memory was 105.2 MB in the beginning and 90.8 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6380.29 ms. Allocated memory was 131.6 MB in the beginning and 317.2 MB in the end (delta: 185.6 MB). Free memory was 90.8 MB in the beginning and 178.9 MB in the end (delta: -88.1 MB). Peak memory consumption was 213.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...