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 0.1.24-4ddfff8 [2019-08-09 14:17:45,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:45,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:45,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:45,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:45,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:45,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:45,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:45,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:45,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:45,387 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:45,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:45,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:45,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:45,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:45,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:45,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:45,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:45,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:45,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:45,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:45,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:45,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:45,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:45,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:45,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:45,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:45,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:45,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:45,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:45,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:45,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:45,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:45,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:45,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:45,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:45,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:45,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:45,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:45,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:45,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:45,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:45,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:45,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:45,476 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:45,477 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:45,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl [2019-08-09 14:17:45,478 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_34.bpl' [2019-08-09 14:17:45,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:45,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:45,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:45,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:45,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:45,573 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,575 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,607 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,610 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,628 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,634 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,638 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 09.08 02:17:45" (1/1) ... [2019-08-09 14:17:45,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:45,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:45,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:45,651 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:45,652 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 09.08 02:17:45" (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 14:17:45,739 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:45,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:45,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:46,228 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:46,229 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:46,231 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 09.08 02:17:46 BoogieIcfgContainer [2019-08-09 14:17:46,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:46,232 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:46,233 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:46,233 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:46,235 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 09.08 02:17:46" (1/1) ... [2019-08-09 14:17:54,836 WARN L188 SmtUtils]: Spent 8.26 s on a formula simplification. DAG size of input: 220 DAG size of output: 172 [2019-08-09 14:17:58,856 WARN L188 SmtUtils]: Spent 3.74 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-09 14:18:01,191 WARN L188 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 168 [2019-08-09 14:18:01,946 WARN L188 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-08-09 14:18:02,463 WARN L188 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-08-09 14:18:02,739 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:03,843 WARN L188 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 218 DAG size of output: 189 [2019-08-09 14:18:03,926 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:09,471 WARN L188 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 268 DAG size of output: 230 [2019-08-09 14:18:11,237 WARN L188 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 221 [2019-08-09 14:18:11,295 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:11,304 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:11,308 INFO L168 Benchmark]: Toolchain (without parser) took 25758.16 ms. Allocated memory was 137.4 MB in the beginning and 372.2 MB in the end (delta: 234.9 MB). Free memory was 104.5 MB in the beginning and 203.4 MB in the end (delta: -99.0 MB). Peak memory consumption was 240.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:11,309 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:11,310 INFO L168 Benchmark]: Boogie Preprocessor took 97.80 ms. Allocated memory is still 137.4 MB. Free memory was 104.5 MB in the beginning and 101.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:11,311 INFO L168 Benchmark]: RCFGBuilder took 584.51 ms. Allocated memory is still 137.4 MB. Free memory was 101.7 MB in the beginning and 76.6 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:11,312 INFO L168 Benchmark]: Symbolic Interpretation took 25072.00 ms. Allocated memory was 137.4 MB in the beginning and 372.2 MB in the end (delta: 234.9 MB). Free memory was 76.6 MB in the beginning and 203.4 MB in the end (delta: -126.9 MB). Peak memory consumption was 212.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:11,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 279]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 24#(and (= 0 ULTIMATE.start_main_~bcki~0.offset) (= |ULTIMATE.start_main_#res| 0) (= ULTIMATE.start_main_~bcki~0.base 0) (or (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~$Pointer$_#value.offset| 0) (= |ULTIMATE.start_main_#t~malloc1.offset| 0) (= ULTIMATE.start_main_~itr~0.base 0) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 0) (= |ULTIMATE.start_write~int_#value| 2) (= |ULTIMATE.start_write~$Pointer$_#value.base| 0) (= ULTIMATE.start_main_~item~0.base 0) (= ULTIMATE.start_main_~bucket~0.offset 0) (= ULTIMATE.start_main_~itr~0.offset 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_read~$Pointer$_#sizeOfReadType| 4) (= ULTIMATE.start_main_~item~0.offset 0) (= |#NULL.offset| 0) (= ULTIMATE.start_main_~bucket~0.base 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 12)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~$Pointer$_#value.offset| 0) (= |ULTIMATE.start_main_#t~malloc1.offset| 0) (= ULTIMATE.start_main_~itr~0.base 0) (= |ULTIMATE.start_write~int_#value| 2) (= |ULTIMATE.start_write~$Pointer$_#value.base| 0) (= ULTIMATE.start_main_~itr~0.offset 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_read~$Pointer$_#sizeOfReadType| 4) (= ULTIMATE.start_main_~item~0.offset 0) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 12))) (not (= |ULTIMATE.start_main_old_#valid| |#valid|))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.80 ms. Allocated memory is still 137.4 MB. Free memory was 104.5 MB in the beginning and 101.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 584.51 ms. Allocated memory is still 137.4 MB. Free memory was 101.7 MB in the beginning and 76.6 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 25072.00 ms. Allocated memory was 137.4 MB in the beginning and 372.2 MB in the end (delta: 234.9 MB). Free memory was 76.6 MB in the beginning and 203.4 MB in the end (delta: -126.9 MB). Peak memory consumption was 212.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...