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/BugTirQuantifierElimination01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:19:01,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:01,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:01,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:01,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:01,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:01,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:01,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:01,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:01,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:01,438 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:01,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:01,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:01,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:01,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:01,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:01,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:01,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:01,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:01,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:01,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:01,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:01,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:01,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:01,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:01,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:01,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:01,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:01,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:01,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:01,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:01,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:01,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:01,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:01,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:01,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:01,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:01,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:01,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:01,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:01,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:01,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:01,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:01,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:01,539 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:01,539 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:01,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugTirQuantifierElimination01.bpl [2019-08-09 14:19:01,540 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugTirQuantifierElimination01.bpl' [2019-08-09 14:19:01,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:01,573 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:01,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:01,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:01,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:01,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:01,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:01,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:01,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:01,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:01,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:19:01" (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 [2019-08-09 14:19:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:19:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:19:01,909 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:01,910 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 14:19:01,911 INFO L202 PluginConnector]: Adding new model BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:01 BoogieIcfgContainer [2019-08-09 14:19:01,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:01,912 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:01,912 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:01,912 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:01,913 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugTirQuantifierElimination01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:01" (1/1) ... [2019-08-09 14:19:02,036 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:02,043 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:02,045 INFO L168 Benchmark]: Toolchain (without parser) took 471.25 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 91.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:02,046 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:02,047 INFO L168 Benchmark]: Boogie Preprocessor took 41.63 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 107.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:02,048 INFO L168 Benchmark]: RCFGBuilder took 295.76 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 96.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:02,049 INFO L168 Benchmark]: Symbolic Interpretation took 130.95 ms. Allocated memory is still 132.6 MB. Free memory was 96.4 MB in the beginning and 91.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:02,053 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 27]: 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. Predicate is 11#(and (= main_x (+ |main_#t~post2| 1)) (or (not (= main_y 2)) (not (<= 2 main_x))) |main_#t~short4| (= |main_#t~post2| 1) (or (and (= |main_#t~post2| 23) (not |main_#t~short4|)) (and (not (= |main_#t~post2| 23)) |main_#t~short4| (= main_y 2)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.63 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 107.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.76 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 96.4 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 130.95 ms. Allocated memory is still 132.6 MB. Free memory was 96.4 MB in the beginning and 91.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...