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_45.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:41,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:41,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:41,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:41,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:41,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:41,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:41,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:41,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:41,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:41,645 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:41,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:41,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:41,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:41,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:41,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:41,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:41,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:41,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:41,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:41,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:41,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:41,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:41,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:41,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:41,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:41,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:41,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:41,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:41,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:41,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:41,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:41,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:41,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:41,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:41,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:41,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:41,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:41,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:41,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:41,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:41,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:41,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:41,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:41,729 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:41,730 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:41,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl [2019-08-09 14:15:41,731 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl' [2019-08-09 14:15:41,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:41,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:41,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:41,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:41,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:41,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (1/1) ... [2019-08-09 14:15:41,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:41,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:41,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:41,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:41,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:41" (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 14:15:41,975 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:15:41,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:15:41,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:15:42,442 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:15:42,442 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:42,444 INFO L202 PluginConnector]: Adding new model sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:42 BoogieIcfgContainer [2019-08-09 14:15:42,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:42,445 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:42,445 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:42,446 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:42,447 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll-buckets_true-unreach-call_true-valid-memsafety.i_45.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:42" (1/1) ... [2019-08-09 14:15:50,059 WARN L188 SmtUtils]: Spent 7.28 s on a formula simplification. DAG size of input: 220 DAG size of output: 172 [2019-08-09 14:15:53,688 WARN L188 SmtUtils]: Spent 3.37 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-09 14:15:55,764 WARN L188 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 168 [2019-08-09 14:15:56,534 WARN L188 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-08-09 14:15:57,054 WARN L188 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-08-09 14:15:58,299 WARN L188 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 208 DAG size of output: 182 [2019-08-09 14:15:58,745 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:04,626 WARN L188 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 270 DAG size of output: 237 [2019-08-09 14:16:06,389 WARN L188 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 228 [2019-08-09 14:16:06,438 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:06,449 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:06,453 INFO L168 Benchmark]: Toolchain (without parser) took 24658.46 ms. Allocated memory was 141.0 MB in the beginning and 313.5 MB in the end (delta: 172.5 MB). Free memory was 108.1 MB in the beginning and 273.9 MB in the end (delta: -165.8 MB). Peak memory consumption was 216.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:06,455 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 141.0 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:06,456 INFO L168 Benchmark]: Boogie Preprocessor took 101.21 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 105.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:06,457 INFO L168 Benchmark]: RCFGBuilder took 546.30 ms. Allocated memory is still 141.0 MB. Free memory was 105.3 MB in the beginning and 80.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:06,459 INFO L168 Benchmark]: Symbolic Interpretation took 24004.16 ms. Allocated memory was 141.0 MB in the beginning and 313.5 MB in the end (delta: 172.5 MB). Free memory was 80.3 MB in the beginning and 273.9 MB in the end (delta: -193.7 MB). Peak memory consumption was 188.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:06,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 277]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 27#(and (= |#memory_$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$_#value.base|))) (or (not (= ULTIMATE.start_main_~bucket~0.offset 0)) (not (= |ULTIMATE.start_read~$Pointer$_#ptr.base| 0))) (= ULTIMATE.start_main_~bcki~0.base |ULTIMATE.start_read~$Pointer$_#value.base|) (= |ULTIMATE.start_read~$Pointer$_#ptr.base| |ULTIMATE.start_write~$Pointer$_#ptr.base|) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_read~$Pointer$_#ptr.base|) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) |ULTIMATE.start_read~$Pointer$_#value.base|) (= 1 (select |#valid| |ULTIMATE.start_write~$Pointer$_#ptr.base|)) (= 1 (select |#valid| |ULTIMATE.start_read~$Pointer$_#ptr.base|)) (= 0 ULTIMATE.start_main_~item~0.base) (not (= ULTIMATE.start_main_~bucket~0.offset 0)) (= |ULTIMATE.start_read~$Pointer$_#ptr.base| ULTIMATE.start_main_~bucket~0.base) (= |#memory_int| (store |ULTIMATE.start_write~$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$_#ptr.offset|) (= 0 ULTIMATE.start_main_~item~0.offset) (= (store |ULTIMATE.start_write~$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$.offset|) (= (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.base| |ULTIMATE.start_read~$Pointer$_#ptr.base|) (+ ULTIMATE.start_main_~bucket~0.offset 4)) ULTIMATE.start_main_~item~0.base) (<= 0 |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (= (select (select |ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$.offset| |ULTIMATE.start_read~$Pointer$_#ptr.base|) (+ ULTIMATE.start_main_~bucket~0.offset 4)) ULTIMATE.start_main_~item~0.offset) (= |ULTIMATE.start_read~$Pointer$_#value.offset| ULTIMATE.start_main_~bcki~0.offset) (= (+ ULTIMATE.start_main_~bucket~0.offset 4) |ULTIMATE.start_write~$Pointer$_#ptr.offset|) (= 0 |ULTIMATE.start_write~$Pointer$_#value.offset|) (= 0 |ULTIMATE.start_write~$Pointer$_#value.base|) (or (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 0) (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_main_#t~malloc1.offset| 0) (= ULTIMATE.start_main_~itr~0.base 0) (= |ULTIMATE.start_write~int_#value| 2) (= ULTIMATE.start_main_~itr~0.offset 0) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 12))) (<= (+ ULTIMATE.start_main_~bucket~0.offset 8) (select |#length| |ULTIMATE.start_read~$Pointer$_#ptr.base|)) (= 4 |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_read~$Pointer$_#ptr.base|) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) |ULTIMATE.start_read~$Pointer$_#value.offset|) (<= 0 (+ ULTIMATE.start_main_~bucket~0.offset 4)) (= ULTIMATE.start_main_~bucket~0.offset |ULTIMATE.start_read~$Pointer$_#ptr.offset|) (<= (+ |ULTIMATE.start_read~$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|))). 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 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.21 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 105.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 546.30 ms. Allocated memory is still 141.0 MB. Free memory was 105.3 MB in the beginning and 80.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 24004.16 ms. Allocated memory was 141.0 MB in the beginning and 313.5 MB in the end (delta: 172.5 MB). Free memory was 80.3 MB in the beginning and 273.9 MB in the end (delta: -193.7 MB). Peak memory consumption was 188.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...