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/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:54:27,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:54:27,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:54:27,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:54:27,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:54:27,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:54:27,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:54:27,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:54:27,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:54:27,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:54:27,460 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:54:27,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:54:27,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:54:27,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:54:27,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:54:27,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:54:27,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:54:27,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:54:27,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:54:27,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:54:27,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:54:27,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:54:27,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:54:27,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:54:27,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:54:27,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:54:27,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:54:27,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:54:27,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:54:27,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:54:27,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:54:27,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:54:27,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:54:27,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:54:27,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:54:27,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:54:27,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:54:27,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:54:27,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:54:27,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:54:27,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:54:27,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:54:27,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:54:27,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:54:27,539 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:54:27,539 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:54:27,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2019-08-06 16:54:27,541 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2019-08-06 16:54:27,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:54:27,577 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:54:27,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:54:27,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:54:27,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:54:27,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:54:27,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:54:27,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:54:27,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:54:27,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:54:27" (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 [2019-08-06 16:54:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-06 16:54:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-06 16:54:27,884 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:54:27,885 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:54:27,887 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:27 BoogieIcfgContainer [2019-08-06 16:54:27,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:54:27,887 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:54:27,888 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:54:27,888 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:54:27,890 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:54:27" (1/1) ... [2019-08-06 16:54:27,901 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:54:27,907 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:54:27,918 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-06 16:54:27,932 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:54:27,933 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-06 16:54:28,050 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:54:28,050 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:54:28,053 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 22#(and (< 4 proc_j) (< proc_j 6) (= (select proc_a 5) 1000) (< proc_i (select proc_a proc_j)) (<= proc_i 1004) (not (<= proc_i 1000))) [2019-08-06 16:54:28,054 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:54:28,061 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:54:28,064 INFO L168 Benchmark]: Toolchain (without parser) took 486.05 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 92.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:28,065 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.91 ms. Allocated memory is still 140.0 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:54:28,066 INFO L168 Benchmark]: Boogie Preprocessor took 46.39 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:28,068 INFO L168 Benchmark]: RCFGBuilder took 261.52 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:28,069 INFO L168 Benchmark]: Symbolic Interpretation took 173.96 ms. Allocated memory is still 140.0 MB. Free memory was 97.5 MB in the beginning and 92.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:54:28,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 18]: 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 0.91 ms. Allocated memory is still 140.0 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.39 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 261.52 ms. Allocated memory is still 140.0 MB. Free memory was 106.2 MB in the beginning and 97.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 173.96 ms. Allocated memory is still 140.0 MB. Free memory was 97.5 MB in the beginning and 92.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...