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/sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:57:13,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:13,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:13,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:13,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:13,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:13,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:13,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:13,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:13,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:13,518 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:13,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:13,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:13,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:13,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:13,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:13,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:13,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:13,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:13,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:13,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:13,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:13,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:13,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:13,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:13,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:13,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:13,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:13,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:13,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:13,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:13,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:13,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:13,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:13,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:13,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:13,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:13,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:13,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:13,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:13,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:13,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:13,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:13,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:13,602 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:13,603 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:13,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl [2019-08-06 16:57:13,603 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl' [2019-08-06 16:57:13,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:13,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:13,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:13,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:13,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:13,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (1/1) ... [2019-08-06 16:57:13,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:13,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:13,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:13,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:13,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:13" (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 [2019-08-06 16:57:13,830 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:57:13,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:57:13,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:57:14,374 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:57:14,374 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:57:14,376 INFO L202 PluginConnector]: Adding new model sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:14 BoogieIcfgContainer [2019-08-06 16:57:14,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:14,376 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:14,377 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:14,377 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:14,379 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:14" (1/1) ... [2019-08-06 16:57:14,392 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:57:14,395 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:14,402 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:57:14,410 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:14,412 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:57:14,886 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:14,899 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:14,908 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |#memory_$Pointer$.base| (store |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.base| |ULTIMATE.start_write~$Pointer$_#ptr.base| (store (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.base| |ULTIMATE.start_write~$Pointer$_#ptr.base|) |ULTIMATE.start_write~$Pointer$_#ptr.offset| |ULTIMATE.start_write~$Pointer$_#value.base|))) (= ULTIMATE.start_main_~bcki~0.base |ULTIMATE.start_read~$Pointer$_#value.base|) (= ULTIMATE.start_main_~bucket~0.offset 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_read~$Pointer$_#ptr.base|) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) |ULTIMATE.start_read~$Pointer$_#value.base|) (or (not (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 0)) (not (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0))) (= |ULTIMATE.start_read~$Pointer$_#ptr.base| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) (= 0 ULTIMATE.start_main_~item~0.base) (<= (+ ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 8) (select |#length| ULTIMATE.start_ULTIMATE.dealloc_~addr.base)) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base |ULTIMATE.start_write~$Pointer$_#ptr.base|) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset |ULTIMATE.start_read~$Pointer$_#ptr.offset|) (= |#memory_int| (store |ULTIMATE.start_write~$Pointer$_old_#memory_int| |ULTIMATE.start_write~$Pointer$_#ptr.base| (store (select |ULTIMATE.start_write~$Pointer$_old_#memory_int| |ULTIMATE.start_write~$Pointer$_#ptr.base|) |ULTIMATE.start_write~$Pointer$_#ptr.offset| (select (select |#memory_int| |ULTIMATE.start_write~$Pointer$_#ptr.base|) |ULTIMATE.start_write~$Pointer$_#ptr.offset|)))) (<= 0 |ULTIMATE.start_read~$Pointer$_#ptr.offset|) (= (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.base| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) (+ ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 4)) ULTIMATE.start_main_~item~0.base) (= |ULTIMATE.start_main_#res| 0) (<= 0 (+ ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 4)) (= 0 ULTIMATE.start_main_~item~0.offset) (= (+ ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 4) |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (= (store |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.offset| |ULTIMATE.start_write~$Pointer$_#ptr.base| (store (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.offset| |ULTIMATE.start_write~$Pointer$_#ptr.base|) |ULTIMATE.start_write~$Pointer$_#ptr.offset| |ULTIMATE.start_write~$Pointer$_#value.offset|)) |#memory_$Pointer$.offset|) (= (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.offset| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) (+ ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 4)) ULTIMATE.start_main_~item~0.offset) (or (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) 1)) (<= 0 |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (= |ULTIMATE.start_read~$Pointer$_#value.offset| ULTIMATE.start_main_~bcki~0.offset) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 0) (= 0 ULTIMATE.start_main_~bcki~0.offset) (= ULTIMATE.start_main_~bcki~0.base 0) (= 0 |ULTIMATE.start_write~$Pointer$_#value.offset|) (= 0 |ULTIMATE.start_write~$Pointer$_#value.base|) (= 1 (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_write~$Pointer$_#ptr.base|)) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) 1) (= 4 |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_read~$Pointer$_#ptr.base|) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) |ULTIMATE.start_read~$Pointer$_#value.offset|) (= 1 (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_read~$Pointer$_#ptr.base|)) (= |#valid| (store |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0)) (= 0 ULTIMATE.start_main_~bucket~0.base) (<= (+ |ULTIMATE.start_read~$Pointer$_#ptr.offset| |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|) (select |#length| |ULTIMATE.start_read~$Pointer$_#ptr.base|)) (= 4 |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|) (= |#memory_int| |ULTIMATE.start_write~$Pointer$_old_#memory_int|) (<= (+ |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (select |#length| |ULTIMATE.start_write~$Pointer$_#ptr.base|)) (not (= |ULTIMATE.start_main_old_#valid| |#valid|))) [2019-08-06 16:57:14,909 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:14,919 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:14,922 INFO L168 Benchmark]: Toolchain (without parser) took 1247.83 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 106.9 MB in the beginning and 150.4 MB in the end (delta: -43.5 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:14,924 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:57:14,926 INFO L168 Benchmark]: Boogie Preprocessor took 90.36 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 104.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:14,928 INFO L168 Benchmark]: RCFGBuilder took 611.63 ms. Allocated memory is still 141.0 MB. Free memory was 104.0 MB in the beginning and 79.0 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:14,930 INFO L168 Benchmark]: Symbolic Interpretation took 542.54 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 78.8 MB in the beginning and 150.4 MB in the end (delta: -71.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:14,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 279]: 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.. 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 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.36 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 104.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 611.63 ms. Allocated memory is still 141.0 MB. Free memory was 104.0 MB in the beginning and 79.0 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 542.54 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 78.8 MB in the beginning and 150.4 MB in the end (delta: -71.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...