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_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:57:22,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:57:22,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:57:22,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:57:22,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:57:22,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:57:22,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:57:22,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:57:22,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:57:22,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:57:22,326 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:57:22,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:57:22,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:57:22,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:57:22,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:57:22,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:57:22,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:57:22,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:57:22,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:57:22,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:57:22,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:57:22,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:57:22,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:57:22,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:57:22,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:57:22,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:57:22,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:57:22,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:57:22,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:57:22,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:57:22,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:57:22,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:57:22,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:57:22,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:57:22,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:57:22,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:57:22,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:57:22,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:57:22,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:57:22,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:57:22,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:57:22,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:57:22,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:57:22,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:57:22,402 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:57:22,403 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:57:22,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl [2019-08-05 11:57:22,404 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl' [2019-08-05 11:57:22,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:57:22,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:57:22,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:57:22,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:57:22,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:57:22,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (1/1) ... [2019-08-05 11:57:22,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:57:22,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:57:22,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:57:22,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:57:22,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:57:22" (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 [2019-08-05 11:57:22,672 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:57:22,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:57:22,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:57:23,110 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:57:23,110 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:57:23,112 INFO L202 PluginConnector]: Adding new model sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:57:23 BoogieIcfgContainer [2019-08-05 11:57:23,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:57:23,112 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:57:23,113 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:57:23,113 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:57:23,115 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll_to_dll_rev_true-unreach-call_true-valid-memsafety.i_17.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:57:23" (1/1) ... [2019-08-05 11:57:23,132 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:57:23,134 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:57:23,141 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:57:23,151 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:57:23,152 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:58:18,584 WARN L188 SmtUtils]: Spent 55.33 s on a formula simplification. DAG size of input: 226 DAG size of output: 187 [2019-08-05 11:59:10,542 WARN L188 SmtUtils]: Spent 51.94 s on a formula simplification. DAG size of input: 205 DAG size of output: 202 [2019-08-05 11:59:16,894 WARN L188 SmtUtils]: Spent 6.33 s on a formula simplification. DAG size of input: 348 DAG size of output: 313 [2019-08-05 12:00:46,393 WARN L188 SmtUtils]: Spent 1.49 m on a formula simplification that was a NOOP. DAG size: 370 [2019-08-05 12:01:35,235 WARN L188 SmtUtils]: Spent 48.82 s on a formula simplification. DAG size of input: 158 DAG size of output: 126 [2019-08-05 12:01:35,277 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:01:35,278 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:01:35,281 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#false [2019-08-05 12:01:35,283 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:01:35,286 INFO L168 Benchmark]: Toolchain (without parser) took 252800.79 ms. Allocated memory was 131.6 MB in the beginning and 248.0 MB in the end (delta: 116.4 MB). Free memory was 108.4 MB in the beginning and 115.3 MB in the end (delta: -6.9 MB). Peak memory consumption was 160.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:01:35,287 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:01:35,288 INFO L168 Benchmark]: Boogie Preprocessor took 94.95 ms. Allocated memory is still 131.6 MB. Free memory was 108.4 MB in the beginning and 106.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:01:35,290 INFO L168 Benchmark]: RCFGBuilder took 530.25 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 88.1 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:01:35,292 INFO L168 Benchmark]: Symbolic Interpretation took 252170.93 ms. Allocated memory was 131.6 MB in the beginning and 248.0 MB in the end (delta: 116.4 MB). Free memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: -27.3 MB). Peak memory consumption was 140.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:01:35,300 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.95 ms. Allocated memory is still 131.6 MB. Free memory was 108.4 MB in the beginning and 106.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 530.25 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 88.1 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 252170.93 ms. Allocated memory was 131.6 MB in the beginning and 248.0 MB in the end (delta: 116.4 MB). Free memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: -27.3 MB). Peak memory consumption was 140.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...