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_41.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:57:10,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:10,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:10,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:10,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:10,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:10,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:10,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:10,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:10,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:10,128 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:10,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:10,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:10,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:10,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:10,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:10,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:10,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:10,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:10,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:10,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:10,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:10,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:10,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:10,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:10,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:10,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:10,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:10,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:10,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:10,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:10,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:10,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:10,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:10,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:10,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:10,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:10,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:10,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:10,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:10,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:10,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:10,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:10,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:10,206 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:10,206 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:10,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl [2019-08-06 16:57:10,207 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl' [2019-08-06 16:57:10,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:10,291 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:10,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:10,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:10,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:10,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,352 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:10,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:10,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:10,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:10,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:10" (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 16:57:10,435 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:57:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:57:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:57:10,983 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:57:10,983 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:57:10,985 INFO L202 PluginConnector]: Adding new model sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:10 BoogieIcfgContainer [2019-08-06 16:57:10,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:10,985 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:10,986 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:10,986 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:10,987 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll-buckets_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:10" (1/1) ... [2019-08-06 16:57:10,999 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:57:11,001 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:11,009 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:57:11,017 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:11,019 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:57:11,396 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:11,396 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:11,402 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#(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|))) (<= 0 ULTIMATE.start_ULTIMATE.dealloc_~addr.offset) (<= 0 (+ ULTIMATE.start_main_~bcki~0.offset 4)) (<= (+ ULTIMATE.start_main_~bcki~0.offset 8) (select |#length| ULTIMATE.start_main_~bcki~0.base)) (= (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.base| ULTIMATE.start_main_~bcki~0.base) (+ ULTIMATE.start_main_~bcki~0.offset 4)) |ULTIMATE.start_read~$Pointer$_#value.base|) (= |ULTIMATE.start_read~$Pointer$_#value.offset| ULTIMATE.start_main_~item~0.offset) (= 1 (select |#valid| |ULTIMATE.start_write~$Pointer$_#ptr.base|)) (= ULTIMATE.start_main_~bucket~0.offset 0) (= ULTIMATE.start_main_~itr~0.base ULTIMATE.start_main_~item~0.base) (= (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.offset| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) ULTIMATE.start_ULTIMATE.dealloc_~addr.offset) ULTIMATE.start_main_~bcki~0.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|)))) (or (not (= ULTIMATE.start_main_~bcki~0.base 0)) (not (= 0 ULTIMATE.start_main_~bcki~0.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|) (or (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) 1)) (= |ULTIMATE.start_read~$Pointer$_#value.offset| (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.offset| ULTIMATE.start_main_~bcki~0.base) (+ ULTIMATE.start_main_~bcki~0.offset 4))) (= (select |#valid| ULTIMATE.start_main_~bcki~0.base) 1) (<= 0 |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 0) (or (not (= 0 ULTIMATE.start_main_~item~0.base)) (not (= 0 ULTIMATE.start_main_~item~0.offset))) (= |ULTIMATE.start_read~$Pointer$_#value.base| ULTIMATE.start_main_~item~0.base) (= ULTIMATE.start_main_~itr~0.offset ULTIMATE.start_main_~item~0.offset) (= |ULTIMATE.start_read~$Pointer$_#ptr.base| ULTIMATE.start_main_~item~0.base) (= ULTIMATE.start_main_~bcki~0.base (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.base| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) ULTIMATE.start_ULTIMATE.dealloc_~addr.offset)) (= 0 |ULTIMATE.start_write~$Pointer$_#value.offset|) (not (= 1 (select |#valid| |ULTIMATE.start_read~$Pointer$_#ptr.base|))) (= 0 |ULTIMATE.start_write~$Pointer$_#value.base|) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base) 1) (= 4 |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType|) (<= (+ ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 4) (select |#length| ULTIMATE.start_ULTIMATE.dealloc_~addr.base)) (= ULTIMATE.start_main_~bcki~0.base |ULTIMATE.start_write~$Pointer$_#ptr.base|) (= |#valid| (store |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0)) (= 0 ULTIMATE.start_main_~bucket~0.base) (= 4 |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|) (= |#memory_int| |ULTIMATE.start_write~$Pointer$_old_#memory_int|) (= |ULTIMATE.start_read~$Pointer$_#ptr.offset| ULTIMATE.start_main_~item~0.offset) (= (+ ULTIMATE.start_main_~bcki~0.offset 4) |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (<= (+ |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (select |#length| |ULTIMATE.start_write~$Pointer$_#ptr.base|))) [2019-08-06 16:57:11,404 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:11,428 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:11,431 INFO L168 Benchmark]: Toolchain (without parser) took 1138.57 ms. Allocated memory was 133.7 MB in the beginning and 169.9 MB in the end (delta: 36.2 MB). Free memory was 108.9 MB in the beginning and 150.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:11,432 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:57:11,435 INFO L168 Benchmark]: Boogie Preprocessor took 68.08 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 105.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:11,436 INFO L168 Benchmark]: RCFGBuilder took 624.52 ms. Allocated memory is still 133.7 MB. Free memory was 105.8 MB in the beginning and 81.0 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:11,438 INFO L168 Benchmark]: Symbolic Interpretation took 442.53 ms. Allocated memory was 133.7 MB in the beginning and 169.9 MB in the end (delta: 36.2 MB). Free memory was 80.6 MB in the beginning and 150.0 MB in the end (delta: -69.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:11,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 280]: 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 0.22 ms. Allocated memory is still 133.7 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.08 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 105.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 624.52 ms. Allocated memory is still 133.7 MB. Free memory was 105.8 MB in the beginning and 81.0 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 442.53 ms. Allocated memory was 133.7 MB in the beginning and 169.9 MB in the end (delta: 36.2 MB). Free memory was 80.6 MB in the beginning and 150.0 MB in the end (delta: -69.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...