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_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:59,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:59,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:59,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:59,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:59,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:59,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:59,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:59,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:59,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:59,883 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:59,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:59,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:59,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:59,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:59,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:59,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:59,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:59,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:59,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:59,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:59,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:59,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:59,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:59,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:59,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:59,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:59,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:59,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:59,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:59,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:59,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:59,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:59,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:59,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:59,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:59,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:59,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:59,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:59,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:59,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:59,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:59,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:59,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:59,966 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:59,966 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:59,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl [2019-08-09 14:17:59,967 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/ArraysOfVariableLength_true-valid-memsafety.c_11.bpl' [2019-08-09 14:18:00,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:00,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:00,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:00,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:00,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:00,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:00,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:00,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:00,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:00,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:00" (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 14:18:00,140 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:18:00,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:18:00,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:18:00,410 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:18:00,411 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:00,412 INFO L202 PluginConnector]: Adding new model ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:00 BoogieIcfgContainer [2019-08-09 14:18:00,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:00,413 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:00,413 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:00,413 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:00,415 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArraysOfVariableLength_true-valid-memsafety.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,701 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:00,745 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:00,839 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:01,352 WARN L188 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2019-08-09 14:18:01,395 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:01,726 WARN L188 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2019-08-09 14:18:01,776 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:02,501 WARN L188 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2019-08-09 14:18:02,830 WARN L188 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-08-09 14:18:02,984 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-08-09 14:18:03,420 WARN L188 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2019-08-09 14:18:03,637 WARN L188 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-08-09 14:18:04,172 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2019-08-09 14:18:04,336 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-09 14:18:04,825 WARN L188 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2019-08-09 14:18:04,995 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-09 14:18:05,043 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:05,050 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:05,052 INFO L168 Benchmark]: Toolchain (without parser) took 5040.42 ms. Allocated memory was 140.5 MB in the beginning and 294.6 MB in the end (delta: 154.1 MB). Free memory was 107.4 MB in the beginning and 216.4 MB in the end (delta: -109.0 MB). Peak memory consumption was 145.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,053 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,054 INFO L168 Benchmark]: Boogie Preprocessor took 47.33 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,055 INFO L168 Benchmark]: RCFGBuilder took 352.24 ms. Allocated memory is still 140.5 MB. Free memory was 105.0 MB in the beginning and 92.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,056 INFO L168 Benchmark]: Symbolic Interpretation took 4637.59 ms. Allocated memory was 140.5 MB in the beginning and 294.6 MB in the end (delta: 154.1 MB). Free memory was 92.5 MB in the beginning and 216.4 MB in the end (delta: -124.0 MB). Peak memory consumption was 130.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:05,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 129]: 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 119#(or (not (< ULTIMATE.start_foo_~i~0 ULTIMATE.start_foo_~n)) (not (<= 0 ULTIMATE.start_foo_~i~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.33 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 352.24 ms. Allocated memory is still 140.5 MB. Free memory was 105.0 MB in the beginning and 92.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4637.59 ms. Allocated memory was 140.5 MB in the beginning and 294.6 MB in the end (delta: 154.1 MB). Free memory was 92.5 MB in the beginning and 216.4 MB in the end (delta: -124.0 MB). Peak memory consumption was 130.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...