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/BugLargeBlockEncoding01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:19,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:19,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:19,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:19,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:19,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:19,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:19,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:19,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:19,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:19,839 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:19,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:19,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:19,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:19,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:19,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:19,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:19,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:19,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:19,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:19,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:19,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:19,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:19,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:19,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:19,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:19,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:19,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:19,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:19,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:19,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:19,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:19,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:19,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:19,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:19,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:19,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:19,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:19,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:19,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:19,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:19,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:19,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:19,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:19,913 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:19,914 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:19,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugLargeBlockEncoding01.bpl [2019-08-05 18:15:19,915 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugLargeBlockEncoding01.bpl' [2019-08-05 18:15:19,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:19,948 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:19,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:19,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:19,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:19,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (1/1) ... [2019-08-05 18:15:19,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:19,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:19,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:19,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:19,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:19" (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 [2019-08-05 18:15:20,065 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-05 18:15:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 18:15:20,066 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 18:15:20,254 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:20,255 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:20,256 INFO L202 PluginConnector]: Adding new model BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:20 BoogieIcfgContainer [2019-08-05 18:15:20,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:20,257 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:20,257 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:20,257 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:20,258 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugLargeBlockEncoding01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:20" (1/1) ... [2019-08-05 18:15:20,269 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:20,271 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:20,278 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-05 18:15:20,286 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:20,287 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-05 18:15:20,339 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:20,340 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:20,343 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= proc_tmp 0) (or (= proc_tmp 2) (= proc_tmp 0))) [2019-08-05 18:15:20,345 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:20,350 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:20,353 INFO L168 Benchmark]: Toolchain (without parser) took 404.15 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 92.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:20,355 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:15:20,356 INFO L168 Benchmark]: Boogie Preprocessor took 42.57 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:20,358 INFO L168 Benchmark]: RCFGBuilder took 264.57 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:20,360 INFO L168 Benchmark]: Symbolic Interpretation took 93.67 ms. Allocated memory is still 140.0 MB. Free memory was 97.0 MB in the beginning and 92.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:20,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 21]: 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 0.23 ms. Allocated memory is still 140.0 MB. Free memory is still 109.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.57 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 264.57 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.0 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.67 ms. Allocated memory is still 140.0 MB. Free memory was 97.0 MB in the beginning and 92.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...