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_24.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:28,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:28,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:28,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:28,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:28,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:28,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:28,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:28,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:28,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:28,822 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:28,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:28,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:28,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:28,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:28,827 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:28,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:28,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:28,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:28,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:28,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:28,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:28,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:28,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:28,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:28,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:28,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:28,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:28,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:28,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:28,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:28,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:28,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:28,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:28,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:28,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:28,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:28,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:28,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:28,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:28,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:28,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:28,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:28,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:28,893 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:28,894 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:28,895 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl [2019-08-09 14:17:28,896 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl' [2019-08-09 14:17:28,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:28,954 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:28,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:28,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:28,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:28,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:28,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:29,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:29,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:29,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (1/1) ... [2019-08-09 14:17:29,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:29,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:29,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:29,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:29,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:28" (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 14:17:29,092 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:29,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:29,413 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:29,413 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:29,415 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:29 BoogieIcfgContainer [2019-08-09 14:17:29,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:29,415 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:29,416 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:29,416 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:29,423 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:29" (1/1) ... [2019-08-09 14:17:29,671 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:29,835 WARN L188 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-08-09 14:17:29,996 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:30,620 WARN L188 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 118 [2019-08-09 14:17:30,711 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:31,237 WARN L188 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 118 [2019-08-09 14:17:31,291 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:31,499 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 1 [2019-08-09 14:17:31,508 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:31,511 INFO L168 Benchmark]: Toolchain (without parser) took 2556.32 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 109.5 MB in the beginning and 71.1 MB in the end (delta: 38.4 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,513 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.64 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,515 INFO L168 Benchmark]: Boogie Preprocessor took 53.99 ms. Allocated memory is still 133.7 MB. Free memory was 109.5 MB in the beginning and 107.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,518 INFO L168 Benchmark]: RCFGBuilder took 405.91 ms. Allocated memory is still 133.7 MB. Free memory was 107.0 MB in the beginning and 91.7 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,519 INFO L168 Benchmark]: Symbolic Interpretation took 2093.16 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 91.5 MB in the beginning and 71.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:31,522 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 0.64 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.99 ms. Allocated memory is still 133.7 MB. Free memory was 109.5 MB in the beginning and 107.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 405.91 ms. Allocated memory is still 133.7 MB. Free memory was 107.0 MB in the beginning and 91.7 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2093.16 ms. Allocated memory was 133.7 MB in the beginning and 196.6 MB in the end (delta: 62.9 MB). Free memory was 91.5 MB in the beginning and 71.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...