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/abstractInterpretation/regression/open/eq/42_basic_memleak_twomallocs_twofrees.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:43,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:43,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:43,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:43,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:43,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:43,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:43,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:43,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:43,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:43,876 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:43,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:43,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:43,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:43,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:43,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:43,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:43,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:43,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:43,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:43,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:43,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:43,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:43,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:43,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:43,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:43,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:43,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:43,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:43,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:43,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:43,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:43,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:43,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:43,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:43,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:43,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:43,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:43,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:43,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:43,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:43,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:43,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:43,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:43,951 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:43,952 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:43,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/42_basic_memleak_twomallocs_twofrees.bpl [2019-08-06 16:58:43,953 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/42_basic_memleak_twomallocs_twofrees.bpl' [2019-08-06 16:58:43,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:43,988 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:43,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:43,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:43,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:44,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:44,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:44,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:44,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:44,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:44,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:43" (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 16:58:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:44,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-06 16:58:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure freemem [2019-08-06 16:58:44,344 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:44,345 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:44,346 INFO L202 PluginConnector]: Adding new model 42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:44 BoogieIcfgContainer [2019-08-06 16:58:44,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:44,348 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:44,348 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:44,348 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:44,349 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "42_basic_memleak_twomallocs_twofrees.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:44" (1/1) ... [2019-08-06 16:58:44,363 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:44,365 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:44,374 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:44,385 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:44,386 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:44,442 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:44,442 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:44,445 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= valid (store (store (store (store main_old_valid main_p true) main_q true) main_p false) main_q false)) (not (select main_old_valid main_p)) (not (= valid main_old_valid)) (not (select (store main_old_valid main_p true) main_q))) [2019-08-06 16:58:44,447 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:44,458 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:44,461 INFO L168 Benchmark]: Toolchain (without parser) took 472.44 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 93.4 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:44,463 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:44,464 INFO L168 Benchmark]: Boogie Preprocessor took 39.75 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:44,465 INFO L168 Benchmark]: RCFGBuilder took 318.57 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 97.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:44,467 INFO L168 Benchmark]: Symbolic Interpretation took 110.83 ms. Allocated memory is still 140.5 MB. Free memory was 97.6 MB in the beginning and 93.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:44,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 109.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.75 ms. Allocated memory is still 140.5 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 318.57 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 97.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 110.83 ms. Allocated memory is still 140.5 MB. Free memory was 97.6 MB in the beginning and 93.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...