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/scalable/INC_FlaggedConditional8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:13:27,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:13:27,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:13:27,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:13:27,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:13:27,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:13:27,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:13:27,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:13:27,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:13:27,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:13:27,520 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:13:27,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:13:27,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:13:27,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:13:27,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:13:27,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:13:27,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:13:27,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:13:27,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:13:27,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:13:27,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:13:27,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:13:27,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:13:27,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:13:27,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:13:27,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:13:27,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:13:27,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:13:27,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:13:27,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:13:27,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:13:27,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:13:27,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:13:27,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:13:27,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:13:27,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:13:27,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:13:27,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:13:27,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:13:27,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:13:27,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:13:27,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:13:27,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:13:27,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:13:27,600 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:13:27,601 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:13:27,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional8.bpl [2019-08-05 18:13:27,602 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional8.bpl' [2019-08-05 18:13:27,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:13:27,649 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:13:27,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:13:27,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:13:27,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:13:27,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:13:27,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:13:27,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:13:27,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:13:27,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (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 18:13:27,794 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 18:13:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 18:13:27,795 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 18:13:28,611 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:13:28,612 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:13:28,613 INFO L202 PluginConnector]: Adding new model INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:28 BoogieIcfgContainer [2019-08-05 18:13:28,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:13:28,614 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:13:28,614 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:13:28,615 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:13:28,616 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_FlaggedConditional8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:28" (1/1) ... [2019-08-05 18:13:28,628 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:13:28,631 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:13:28,638 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 18:13:28,646 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:13:28,648 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 18:13:28,755 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:13:28,755 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:13:28,761 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 22#(and (or (not (= foo_x4 0)) (not (= 0 foo_y)) (not (= 0 foo_a)) (not (<= 0 foo_x3)) (not (= foo_x1 0)) (not (= foo_x2 0)) (not (= 0 foo_z)) (not (= 0 foo_x))) (or (not (= foo_x4 0)) (not (= 0 foo_y)) (not (= 0 foo_a)) (not (<= 0 foo_x)) (not (= foo_x3 0)) (not (= foo_x1 0)) (not (= foo_x2 0)) (not (= 0 foo_z))) (or (not (= foo_x4 0)) (not (= 0 foo_a)) (not (= foo_x3 0)) (not (= foo_x1 0)) (not (<= 0 foo_y)) (not (= foo_x2 0)) (not (= 0 foo_z)) (not (= 0 foo_x))) (or (not (= foo_x4 0)) (not (= 0 foo_y)) (not (= 0 foo_a)) (not (= foo_x3 0)) (not (= foo_x2 0)) (not (= 0 foo_z)) (not (<= 0 foo_x1)) (not (= 0 foo_x))) (or (not (= foo_x4 0)) (not (= 0 foo_y)) (not (= foo_x3 0)) (not (= foo_x1 0)) (not (= foo_x2 0)) (not (<= 0 foo_a)) (not (= 0 foo_z)) (not (= 0 foo_x))) (or (not (= 0 foo_y)) (not (= 0 foo_a)) (not (= foo_x3 0)) (not (= foo_x1 0)) (not (= foo_x2 0)) (not (= 0 foo_z)) (not (= 0 foo_x)) (not (<= 0 foo_x4))) (or (not (= foo_x4 0)) (not (= 0 foo_y)) (not (<= 0 foo_z)) (not (= 0 foo_a)) (not (= foo_x3 0)) (not (= foo_x1 0)) (not (= foo_x2 0)) (not (= 0 foo_x))) (or (not (<= 0 foo_x2)) (not (= foo_x4 0)) (not (= 0 foo_y)) (not (= 0 foo_a)) (not (= foo_x3 0)) (not (= foo_x1 0)) (not (= 0 foo_z)) (not (= 0 foo_x)))) [2019-08-05 18:13:28,763 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:13:28,770 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:13:28,773 INFO L168 Benchmark]: Toolchain (without parser) took 1123.36 ms. Allocated memory is still 139.5 MB. Free memory was 107.5 MB in the beginning and 73.3 MB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,774 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:13:28,775 INFO L168 Benchmark]: Boogie Preprocessor took 67.23 ms. Allocated memory is still 139.5 MB. Free memory was 107.5 MB in the beginning and 105.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,777 INFO L168 Benchmark]: RCFGBuilder took 896.66 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 80.0 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,778 INFO L168 Benchmark]: Symbolic Interpretation took 156.16 ms. Allocated memory is still 139.5 MB. Free memory was 80.0 MB in the beginning and 73.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,782 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 72]: 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 0.24 ms. Allocated memory is still 139.5 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.23 ms. Allocated memory is still 139.5 MB. Free memory was 107.5 MB in the beginning and 105.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 896.66 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 80.0 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 156.16 ms. Allocated memory is still 139.5 MB. Free memory was 80.0 MB in the beginning and 73.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...