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/non_con/loop-literal-widening-predicate-weakening.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:26:15,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:26:15,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:26:15,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:26:15,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:26:15,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:26:15,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:26:15,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:26:15,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:26:15,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:26:15,432 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:26:15,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:26:15,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:26:15,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:26:15,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:26:15,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:26:15,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:26:15,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:26:15,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:26:15,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:26:15,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:26:15,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:26:15,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:26:15,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:26:15,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:26:15,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:26:15,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:26:15,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:26:15,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:26:15,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:26:15,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:26:15,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:26:15,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:26:15,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:26:15,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:26:15,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:26:15,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:26:15,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:26:15,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:26:15,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:26:15,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:26:15,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:26:15,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:26:15,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:26:15,509 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:26:15,510 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:26:15,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl [2019-08-06 14:26:15,511 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/non_con/loop-literal-widening-predicate-weakening.bpl' [2019-08-06 14:26:15,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:26:15,545 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:26:15,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:26:15,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:26:15,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:26:15,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:26:15,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:26:15,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:26:15,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:26:15,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:15" (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 14:26:15,658 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 14:26:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 14:26:15,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 14:26:15,796 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 14:26:15,796 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:26:15,797 INFO L202 PluginConnector]: Adding new model loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:15 BoogieIcfgContainer [2019-08-06 14:26:15,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:26:15,798 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:26:15,798 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:26:15,798 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:26:15,799 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loop-literal-widening-predicate-weakening.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:15" (1/1) ... [2019-08-06 14:26:15,811 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 14:26:15,816 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:26:15,830 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 14:26:15,839 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:26:15,841 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 14:26:15,965 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:26:15,965 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:26:15,970 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (< ULTIMATE.start_x 101) (not (<= ULTIMATE.start_x 100)) (not (< ULTIMATE.start_x 100))) [2019-08-06 14:26:15,972 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:26:15,980 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:26:15,983 INFO L168 Benchmark]: Toolchain (without parser) took 437.24 ms. Allocated memory is still 130.0 MB. Free memory was 106.4 MB in the beginning and 90.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:15,984 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.34 ms. Allocated memory is still 130.0 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 14:26:15,987 INFO L168 Benchmark]: Boogie Preprocessor took 46.62 ms. Allocated memory is still 130.0 MB. Free memory was 106.4 MB in the beginning and 104.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:15,988 INFO L168 Benchmark]: RCFGBuilder took 201.45 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 95.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:15,989 INFO L168 Benchmark]: Symbolic Interpretation took 182.13 ms. Allocated memory is still 130.0 MB. Free memory was 95.0 MB in the beginning and 90.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:15,995 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: 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 0.34 ms. Allocated memory is still 130.0 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.62 ms. Allocated memory is still 130.0 MB. Free memory was 106.4 MB in the beginning and 104.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 201.45 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 95.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 182.13 ms. Allocated memory is still 130.0 MB. Free memory was 95.0 MB in the beginning and 90.0 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...