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/InvariantSynthesis/AiHelpful.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:53,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:53,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:53,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:53,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:53,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:53,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:53,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:53,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:53,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:53,922 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:53,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:53,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:53,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:53,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:53,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:53,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:53,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:53,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:53,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:53,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:53,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:53,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:53,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:53,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:53,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:53,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:53,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:53,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:53,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:53,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:53,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:53,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:53,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:53,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:53,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:53,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:53,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:53,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:53,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:53,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:53,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:53,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:53,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:54,001 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:54,002 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:54,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSynthesis/AiHelpful.bpl [2019-08-06 16:55:54,004 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSynthesis/AiHelpful.bpl' [2019-08-06 16:55:54,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:54,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:54,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:54,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:54,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:54,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:54,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:54,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:54,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:54,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:54" (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 16:55:54,156 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:55:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:55:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:55:54,395 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:54,396 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:55:54,397 INFO L202 PluginConnector]: Adding new model AiHelpful.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:54 BoogieIcfgContainer [2019-08-06 16:55:54,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:54,398 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:54,398 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:54,399 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:54,400 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "AiHelpful.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:54" (1/1) ... [2019-08-06 16:55:54,416 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:54,420 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:54,437 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:55:54,448 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:54,450 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:55:54,523 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:54,523 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:54,528 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (or (not (= 2 y)) (not (= 3 z)) (not (= 1 x))) (= 2 y) (= 3 z) (= 1 x)) [2019-08-06 16:55:54,529 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:54,536 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:54,539 INFO L168 Benchmark]: Toolchain (without parser) took 505.27 ms. Allocated memory is still 132.1 MB. Free memory was 108.4 MB in the beginning and 93.3 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:54,540 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:55:54,542 INFO L168 Benchmark]: Boogie Preprocessor took 44.50 ms. Allocated memory is still 132.1 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 16:55:54,543 INFO L168 Benchmark]: RCFGBuilder took 319.09 ms. Allocated memory is still 132.1 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 16:55:54,545 INFO L168 Benchmark]: Symbolic Interpretation took 138.07 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 93.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:54,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 0.23 ms. Allocated memory is still 132.1 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.50 ms. Allocated memory is still 132.1 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 319.09 ms. Allocated memory is still 132.1 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 138.07 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 93.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...