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/toy/easy_wrong.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:53:59,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:53:59,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:53:59,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:53:59,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:53:59,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:53:59,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:53:59,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:53:59,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:53:59,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:53:59,256 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:53:59,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:53:59,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:53:59,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:53:59,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:53:59,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:53:59,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:53:59,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:53:59,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:53:59,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:53:59,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:53:59,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:53:59,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:53:59,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:53:59,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:53:59,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:53:59,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:53:59,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:53:59,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:53:59,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:53:59,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:53:59,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:53:59,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:53:59,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:53:59,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:53:59,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:53:59,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:53:59,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:53:59,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:53:59,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:53:59,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:53:59,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:53:59,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:53:59,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:53:59,368 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:53:59,369 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:53:59,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/easy_wrong.bpl [2019-08-06 16:53:59,370 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/easy_wrong.bpl' [2019-08-06 16:53:59,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:53:59,405 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:53:59,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:53:59,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:53:59,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:53:59,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:53:59,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:53:59,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:53:59,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:53:59,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:53:59" (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 16:53:59,524 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-06 16:53:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-06 16:53:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-06 16:53:59,656 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:53:59,657 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:53:59,658 INFO L202 PluginConnector]: Adding new model easy_wrong.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:59 BoogieIcfgContainer [2019-08-06 16:53:59,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:53:59,659 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:53:59,659 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:53:59,660 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:53:59,660 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "easy_wrong.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:53:59" (1/1) ... [2019-08-06 16:53:59,672 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:53:59,674 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:53:59,681 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-06 16:53:59,689 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:53:59,691 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-06 16:53:59,726 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:53:59,727 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:53:59,729 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= 0 Easy_x) (not (= 1 Easy_x))) [2019-08-06 16:53:59,730 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:53:59,736 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:53:59,739 INFO L168 Benchmark]: Toolchain (without parser) took 333.01 ms. Allocated memory is still 140.0 MB. Free memory was 108.6 MB in the beginning and 94.3 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:59,740 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:53:59,741 INFO L168 Benchmark]: Boogie Preprocessor took 45.45 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:59,743 INFO L168 Benchmark]: RCFGBuilder took 206.83 ms. Allocated memory is still 140.0 MB. Free memory was 106.3 MB in the beginning and 98.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:59,744 INFO L168 Benchmark]: Symbolic Interpretation took 77.34 ms. Allocated memory is still 140.0 MB. Free memory was 98.2 MB in the beginning and 94.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:53:59,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: 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 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.45 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 206.83 ms. Allocated memory is still 140.0 MB. Free memory was 106.3 MB in the beginning and 98.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 77.34 ms. Allocated memory is still 140.0 MB. Free memory was 98.2 MB in the beginning and 94.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...