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/NeonAngel01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:48:25,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:48:25,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:48:25,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:48:25,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:48:25,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:48:25,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:48:25,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:48:25,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:48:25,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:48:25,470 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:48:25,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:48:25,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:48:25,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:48:25,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:48:25,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:48:25,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:48:25,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:48:25,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:48:25,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:48:25,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:48:25,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:48:25,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:48:25,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:48:25,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:48:25,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:48:25,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:48:25,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:48:25,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:48:25,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:48:25,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:48:25,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:48:25,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:48:25,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:48:25,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:48:25,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:48:25,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:48:25,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:48:25,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:48:25,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:48:25,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:48:25,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:48:25,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:48:25,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:48:25,548 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:48:25,549 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:48:25,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/NeonAngel01.bpl [2019-08-05 11:48:25,551 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/NeonAngel01.bpl' [2019-08-05 11:48:25,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:48:25,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:48:25,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:48:25,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:48:25,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:48:25,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:48:25,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:48:25,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:48:25,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:48:25,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:48:25" (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 [2019-08-05 11:48:25,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:48:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:48:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:48:25,887 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:48:25,887 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:48:25,888 INFO L202 PluginConnector]: Adding new model NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:48:25 BoogieIcfgContainer [2019-08-05 11:48:25,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:48:25,889 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:48:25,889 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:48:25,889 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:48:25,891 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "NeonAngel01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:48:25" (1/1) ... [2019-08-05 11:48:25,901 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:48:25,904 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:48:25,911 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:48:25,919 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:48:25,920 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:48:26,136 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-08-05 11:48:28,809 WARN L188 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 59 [2019-08-05 11:48:30,199 WARN L188 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 8 [2019-08-05 11:48:31,600 WARN L188 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 14 [2019-08-05 11:48:31,601 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:48:31,601 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:48:31,604 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 33#(and (not (= main_y 31415)) (= main_x 31415) (exists ((v_main_y_10 Int)) (= main_y (mod (+ v_main_y_10 1) 65535)))) [2019-08-05 11:48:31,612 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:48:31,615 INFO L168 Benchmark]: Toolchain (without parser) took 6027.67 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 84.1 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:48:31,615 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 112.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:48:31,617 INFO L168 Benchmark]: Boogie Preprocessor took 45.45 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:48:31,618 INFO L168 Benchmark]: RCFGBuilder took 253.87 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 101.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:48:31,619 INFO L168 Benchmark]: Symbolic Interpretation took 5723.89 ms. Allocated memory is still 134.2 MB. Free memory was 101.1 MB in the beginning and 84.1 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:48:31,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 26]: 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 0.22 ms. Allocated memory is still 134.2 MB. Free memory is still 112.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.45 ms. Allocated memory is still 134.2 MB. Free memory was 111.8 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 253.87 ms. Allocated memory is still 134.2 MB. Free memory was 109.6 MB in the beginning and 101.1 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 5723.89 ms. Allocated memory is still 134.2 MB. Free memory was 101.1 MB in the beginning and 84.1 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...