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/CTR_8bitCounter-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:17,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:17,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:17,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:17,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:17,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:17,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:17,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:17,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:17,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:17,313 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:17,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:17,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:17,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:17,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:17,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:17,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:17,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:17,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:17,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:17,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:17,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:17,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:17,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:17,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:17,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:17,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:17,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:17,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:17,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:17,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:17,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:17,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:17,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:17,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:17,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:17,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:17,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:17,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:17,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:17,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:17,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:17,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:17,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:17,378 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:17,378 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:17,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_8bitCounter-correct.bpl [2019-08-09 14:15:17,379 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CTR_8bitCounter-correct.bpl' [2019-08-09 14:15:17,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:17,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:17,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:17,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:17,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:17,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:17,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:17,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:17,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:17,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:17,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:17" (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 14:15:17,521 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Counter given in one single declaration [2019-08-09 14:15:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure Counter [2019-08-09 14:15:17,521 INFO L138 BoogieDeclarations]: Found implementation of procedure Counter [2019-08-09 14:15:17,991 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:15:17,991 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:17,993 INFO L202 PluginConnector]: Adding new model CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:17 BoogieIcfgContainer [2019-08-09 14:15:17,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:17,995 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:17,995 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:17,995 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:18,000 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CTR_8bitCounter-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:17" (1/1) ... [2019-08-09 14:15:18,254 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:18,262 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:18,265 INFO L168 Benchmark]: Toolchain (without parser) took 848.68 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 71.1 MB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:18,266 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:18,267 INFO L168 Benchmark]: Boogie Preprocessor took 42.47 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:18,268 INFO L168 Benchmark]: RCFGBuilder took 534.46 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 80.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:18,269 INFO L168 Benchmark]: Symbolic Interpretation took 267.28 ms. Allocated memory is still 133.2 MB. Free memory was 80.6 MB in the beginning and 71.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:18,273 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 49]: 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 49#(and (or (not (= 0 Counter_x6)) (not (= 0 Counter_x1)) (not (= 0 Counter_x5)) (not (= 0 Counter_x2)) (not (= 1 Counter_x7)) (not (= 0 Counter_x4)) (not (= 0 Counter_x0)) (not (= 0 Counter_x3))) (not (= 0 Counter_x7))). 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 133.2 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.47 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 534.46 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 80.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 267.28 ms. Allocated memory is still 133.2 MB. Free memory was 80.6 MB in the beginning and 71.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...