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/regression/bpl/interprocedural/BugInterproceduralSPComputation02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:18,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:18,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:18,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:18,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:18,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:18,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:18,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:18,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:18,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:18,917 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:18,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:18,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:18,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:18,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:18,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:18,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:18,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:18,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:18,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:18,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:18,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:18,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:18,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:18,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:18,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:18,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:18,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:18,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:18,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:18,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:18,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:18,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:18,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:18,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:18,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:18,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:18,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:18,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:18,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:18,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:19,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:19,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:19,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:19,055 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:19,056 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:19,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugInterproceduralSPComputation02.bpl [2019-08-06 16:58:19,058 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugInterproceduralSPComputation02.bpl' [2019-08-06 16:58:19,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:19,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:19,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:19,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:19,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:19,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:19,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:19,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:19,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:19,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:19" (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 [2019-08-06 16:58:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure proc1 [2019-08-06 16:58:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:19,214 INFO L138 BoogieDeclarations]: Found implementation of procedure proc2 [2019-08-06 16:58:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure proc1 [2019-08-06 16:58:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure proc2 [2019-08-06 16:58:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:58:19,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:58:19,421 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:58:19,421 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:19,423 INFO L202 PluginConnector]: Adding new model BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:19 BoogieIcfgContainer [2019-08-06 16:58:19,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:19,424 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:19,424 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:19,424 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:19,425 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugInterproceduralSPComputation02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,435 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:19,438 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:19,445 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:58:19,452 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:19,454 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:58:19,496 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 7 [2019-08-06 16:58:19,517 INFO L185 IcfgInterpreter]: Interpreting procedure proc2 with input of size 8 [2019-08-06 16:58:19,520 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:19,521 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:19,524 INFO L179 IcfgInterpreter]: Location proc2Err0ASSERT_VIOLATIONASSERT has predicate 13#(and (= 1 y) (= |old(x)| x) (not (= y x)) (= |old(x)| y)) [2019-08-06 16:58:19,525 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:19,532 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:19,536 INFO L168 Benchmark]: Toolchain (without parser) took 441.48 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 91.0 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,537 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 139.5 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. [2019-08-06 16:58:19,539 INFO L168 Benchmark]: Boogie Preprocessor took 44.50 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,540 INFO L168 Benchmark]: RCFGBuilder took 284.35 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 96.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,541 INFO L168 Benchmark]: Symbolic Interpretation took 109.11 ms. Allocated memory is still 139.5 MB. Free memory was 96.1 MB in the beginning and 91.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 31]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 139.5 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 44.50 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 284.35 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 96.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 109.11 ms. Allocated memory is still 139.5 MB. Free memory was 96.1 MB in the beginning and 91.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...