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-b8c145f [2019-08-05 12:02:10,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:02:10,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:02:10,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:02:10,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:02:10,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:02:10,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:02:10,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:02:10,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:02:10,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:02:10,905 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:02:10,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:02:10,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:02:10,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:02:10,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:02:10,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:02:10,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:02:10,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:02:10,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:02:10,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:02:10,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:02:10,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:02:10,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:02:10,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:02:10,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:02:10,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:02:10,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:02:10,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:02:10,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:02:10,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:02:10,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:02:10,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:02:10,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:02:10,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:02:10,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:02:10,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:02:10,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:02:10,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:02:10,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:02:10,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:02:10,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:02:10,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:02:10,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:02:10,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:02:10,999 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:02:11,000 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:02:11,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl [2019-08-05 12:02:11,001 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_22.bpl' [2019-08-05 12:02:11,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:02:11,078 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:02:11,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:02:11,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:02:11,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:02:11,103 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,105 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,123 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,123 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,131 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,133 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,136 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:02:11,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:02:11,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:02:11,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:02:11,141 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 05.08 12:02:11" (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 12:02:11,222 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:02:11,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:02:11,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:02:11,686 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:02:11,686 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:02:11,688 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 05.08 12:02:11 BoogieIcfgContainer [2019-08-05 12:02:11,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:02:11,688 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:02:11,689 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:02:11,689 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:02:11,691 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 05.08 12:02:11" (1/1) ... [2019-08-05 12:02:11,709 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:02:11,712 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:02:11,722 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:02:11,737 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:02:11,739 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:02:13,522 WARN L188 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 179 DAG size of output: 139 [2019-08-05 12:02:14,604 WARN L188 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 153 DAG size of output: 150 [2019-08-05 12:02:15,397 WARN L188 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 239 [2019-08-05 12:02:15,420 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:02:15,420 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:02:15,423 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 12:02:15,426 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:02:15,429 INFO L168 Benchmark]: Toolchain (without parser) took 4350.49 ms. Allocated memory was 133.2 MB in the beginning and 196.1 MB in the end (delta: 62.9 MB). Free memory was 110.0 MB in the beginning and 68.2 MB in the end (delta: 41.8 MB). Peak memory consumption was 107.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:02:15,439 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:02:15,440 INFO L168 Benchmark]: Boogie Preprocessor took 61.01 ms. Allocated memory is still 133.2 MB. Free memory was 110.0 MB in the beginning and 107.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:02:15,443 INFO L168 Benchmark]: RCFGBuilder took 548.27 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 92.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:02:15,445 INFO L168 Benchmark]: Symbolic Interpretation took 3737.90 ms. Allocated memory was 133.2 MB in the beginning and 196.1 MB in the end (delta: 62.9 MB). Free memory was 92.5 MB in the beginning and 68.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:02:15,456 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 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.01 ms. Allocated memory is still 133.2 MB. Free memory was 110.0 MB in the beginning and 107.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 548.27 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 92.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3737.90 ms. Allocated memory was 133.2 MB in the beginning and 196.1 MB in the end (delta: 62.9 MB). Free memory was 92.5 MB in the beginning and 68.2 MB in the end (delta: 24.3 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...