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/alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:59,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:59,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:59,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:59,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:59,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:59,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:59,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:59,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:59,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:59,530 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:59,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:59,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:59,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:59,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:59,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:59,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:59,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:59,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:59,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:59,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:59,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:59,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:59,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:59,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:59,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:59,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:59,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:59,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:59,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:59,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:59,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:59,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:59,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:59,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:59,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:59,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:59,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:59,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:59,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:59,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:59,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:59,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:59,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:59,608 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:59,609 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:59,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl [2019-08-09 14:17:59,610 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl' [2019-08-09 14:17:59,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:59,671 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:59,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:59,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:59,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:59,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (1/1) ... [2019-08-09 14:17:59,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:59,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:59,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:59,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:59,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:59" (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 14:17:59,827 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:18:00,069 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:18:00,069 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:00,071 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:00 BoogieIcfgContainer [2019-08-09 14:18:00,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:00,072 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:00,072 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:00,072 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:00,073 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:00" (1/1) ... [2019-08-09 14:18:00,273 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:00,576 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-08-09 14:18:00,664 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:01,290 WARN L188 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 118 [2019-08-09 14:18:01,366 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:18:01,913 WARN L188 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 118 [2019-08-09 14:18:01,926 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:01,928 INFO L168 Benchmark]: Toolchain (without parser) took 2256.79 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 108.6 MB in the beginning and 116.1 MB in the end (delta: -7.5 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:01,929 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 110.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 14:18:01,930 INFO L168 Benchmark]: Boogie Preprocessor took 95.23 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:01,931 INFO L168 Benchmark]: RCFGBuilder took 303.57 ms. Allocated memory is still 141.0 MB. Free memory was 106.0 MB in the beginning and 91.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:01,932 INFO L168 Benchmark]: Symbolic Interpretation took 1854.53 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 91.1 MB in the beginning and 116.1 MB in the end (delta: -25.0 MB). Peak memory consumption was 72.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:01,936 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 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 110.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.23 ms. Allocated memory is still 141.0 MB. Free memory was 108.6 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 303.57 ms. Allocated memory is still 141.0 MB. Free memory was 106.0 MB in the beginning and 91.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1854.53 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 91.1 MB in the beginning and 116.1 MB in the end (delta: -25.0 MB). Peak memory consumption was 72.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...