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_18.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:21,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:21,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:21,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:21,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:21,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:21,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:21,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:21,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:21,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:21,844 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:21,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:21,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:21,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:21,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:21,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:21,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:21,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:21,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:21,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:21,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:21,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:21,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:21,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:21,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:21,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:21,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:21,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:21,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:21,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:21,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:21,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:21,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:21,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:21,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:21,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:21,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:21,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:21,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:21,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:21,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:21,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:21,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:21,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:21,918 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:21,918 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:21,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl [2019-08-09 14:17:21,920 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl' [2019-08-09 14:17:21,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:21,971 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:21,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:21,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:21,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:21,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:21,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:22,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:22,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:22,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:22,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:22,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (1/1) ... [2019-08-09 14:17:22,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:22,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:22,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:22,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:22,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:21" (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 14:17:22,103 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:22,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:22,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:22,432 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:22,432 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:22,434 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:22 BoogieIcfgContainer [2019-08-09 14:17:22,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:22,434 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:22,435 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:22,435 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:22,436 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_18.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:22" (1/1) ... [2019-08-09 14:17:22,639 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:22,851 WARN L188 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-08-09 14:17:22,953 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:23,589 WARN L188 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 118 [2019-08-09 14:17:23,728 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:24,304 WARN L188 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 118 [2019-08-09 14:17:24,380 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:24,411 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:24,524 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 1 [2019-08-09 14:17:24,533 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:24,537 INFO L168 Benchmark]: Toolchain (without parser) took 2564.77 ms. Allocated memory was 132.6 MB in the beginning and 195.6 MB in the end (delta: 62.9 MB). Free memory was 107.2 MB in the beginning and 88.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:24,539 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:24,542 INFO L168 Benchmark]: Boogie Preprocessor took 56.56 ms. Allocated memory is still 132.6 MB. Free memory was 107.2 MB in the beginning and 104.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:24,543 INFO L168 Benchmark]: RCFGBuilder took 405.13 ms. Allocated memory is still 132.6 MB. Free memory was 104.9 MB in the beginning and 90.3 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:24,545 INFO L168 Benchmark]: Symbolic Interpretation took 2099.21 ms. Allocated memory was 132.6 MB in the beginning and 195.6 MB in the end (delta: 62.9 MB). Free memory was 90.3 MB in the beginning and 88.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:24,554 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 132.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.56 ms. Allocated memory is still 132.6 MB. Free memory was 107.2 MB in the beginning and 104.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 405.13 ms. Allocated memory is still 132.6 MB. Free memory was 104.9 MB in the beginning and 90.3 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2099.21 ms. Allocated memory was 132.6 MB in the beginning and 195.6 MB in the end (delta: 62.9 MB). Free memory was 90.3 MB in the beginning and 88.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...