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/20170304-DifficultPathPrograms/array4.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:09:53,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:09:53,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:09:53,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:09:53,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:09:53,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:09:53,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:09:53,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:09:53,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:09:53,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:09:53,312 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:09:53,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:09:53,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:09:53,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:09:53,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:09:53,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:09:53,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:09:53,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:09:53,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:09:53,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:09:53,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:09:53,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:09:53,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:09:53,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:09:53,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:09:53,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:09:53,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:09:53,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:09:53,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:09:53,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:09:53,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:09:53,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:09:53,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:09:53,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:09:53,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:09:53,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:09:53,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:09:53,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:09:53,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:09:53,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:09:53,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:09:53,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:09:53,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:09:53,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:09:53,414 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:09:53,415 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:09:53,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array4.i_4.bpl [2019-08-09 14:09:53,416 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array4.i_4.bpl' [2019-08-09 14:09:53,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:09:53,453 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:09:53,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:09:53,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:09:53,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:09:53,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:53,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:09:53,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:09:53,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:09:53,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:09:53,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:09:53" (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 14:09:53,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:09:53,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:09:53,746 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:09:53,746 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-09 14:09:53,747 INFO L202 PluginConnector]: Adding new model array4.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:09:53 BoogieIcfgContainer [2019-08-09 14:09:53,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:09:53,748 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:09:53,748 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:09:53,748 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:09:53,749 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "array4.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:09:53" (1/1) ... [2019-08-09 14:09:54,166 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 23 [2019-08-09 14:09:54,266 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:09:54,272 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:09:54,274 INFO L168 Benchmark]: Toolchain (without parser) took 821.26 ms. Allocated memory is still 134.2 MB. Free memory was 106.8 MB in the beginning and 72.2 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:54,275 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:09:54,276 INFO L168 Benchmark]: Boogie Preprocessor took 40.55 ms. Allocated memory is still 134.2 MB. Free memory was 106.6 MB in the beginning and 104.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:54,277 INFO L168 Benchmark]: RCFGBuilder took 253.27 ms. Allocated memory is still 134.2 MB. Free memory was 104.6 MB in the beginning and 94.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:54,278 INFO L168 Benchmark]: Symbolic Interpretation took 524.34 ms. Allocated memory is still 134.2 MB. Free memory was 94.7 MB in the beginning and 72.2 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:09:54,282 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 57]: 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 41#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= (ite (<= ULTIMATE.start_main_~i~5 1024) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= 0 (select ULTIMATE.start_main_~A~5 ULTIMATE.start_main_~i~5))). 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 134.2 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.55 ms. Allocated memory is still 134.2 MB. Free memory was 106.6 MB in the beginning and 104.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 253.27 ms. Allocated memory is still 134.2 MB. Free memory was 104.6 MB in the beginning and 94.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 524.34 ms. Allocated memory is still 134.2 MB. Free memory was 94.7 MB in the beginning and 72.2 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...