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/all/expr-ite-equals-assume.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:36,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:36,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:36,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:36,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:36,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:36,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:36,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:36,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:36,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:36,466 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:36,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:36,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:36,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:36,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:36,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:36,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:36,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:36,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:36,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:36,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:36,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:36,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:36,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:36,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:36,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:36,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:36,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:36,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:36,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:36,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:36,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:36,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:36,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:36,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:36,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:36,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:36,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:36,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:36,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:36,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:36,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:36,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:36,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:36,552 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:36,553 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:36,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-ite-equals-assume.bpl [2019-08-05 18:16:36,554 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-ite-equals-assume.bpl' [2019-08-05 18:16:36,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:36,594 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:36,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:36,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:36,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:36,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:36,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:36,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:36,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:36,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:36" (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 18:16:36,710 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:16:36,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:16:36,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:16:36,979 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:16:36,979 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:36,980 INFO L202 PluginConnector]: Adding new model expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:36 BoogieIcfgContainer [2019-08-05 18:16:36,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:36,981 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:36,981 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:36,982 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:36,983 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-ite-equals-assume.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:36" (1/1) ... [2019-08-05 18:16:36,992 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 18:16:36,995 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:37,002 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:16:37,011 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:37,012 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:16:37,058 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:37,058 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:37,061 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-05 18:16:37,062 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-05 18:16:37,062 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (<= 0 ULTIMATE.start_x) (or (and (or (= 8 ULTIMATE.start_x) (not (<= 5 ULTIMATE.start_x))) ULTIMATE.start_b (or (= 2 ULTIMATE.start_x) (<= 5 ULTIMATE.start_x))) (and (or (and (not (= 8 ULTIMATE.start_x)) (<= 5 ULTIMATE.start_x)) (and (not (= 2 ULTIMATE.start_x)) (not (<= 5 ULTIMATE.start_x)))) (not ULTIMATE.start_b))) ULTIMATE.start_b (<= ULTIMATE.start_x 10)) [2019-08-05 18:16:37,063 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:37,071 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:37,075 INFO L168 Benchmark]: Toolchain (without parser) took 480.36 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 95.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:37,076 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 112.0 MB in the beginning and 111.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:37,077 INFO L168 Benchmark]: Boogie Preprocessor took 37.65 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 108.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:37,079 INFO L168 Benchmark]: RCFGBuilder took 347.83 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 99.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:37,080 INFO L168 Benchmark]: Symbolic Interpretation took 90.45 ms. Allocated memory is still 134.2 MB. Free memory was 99.5 MB in the beginning and 95.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:37,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 12]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 9]: assertion always holds For all program executions holds that assertion always holds at this location - 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 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 112.0 MB in the beginning and 111.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.65 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 108.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 347.83 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 99.5 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 90.45 ms. Allocated memory is still 134.2 MB. Free memory was 99.5 MB in the beginning and 95.4 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...