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/regression/bpl/BugModulo01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:23,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:23,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:23,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:23,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:23,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:23,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:23,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:23,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:23,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:23,487 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:23,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:23,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:23,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:23,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:23,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:23,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:23,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:23,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:23,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:23,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:23,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:23,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:23,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:23,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:23,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:23,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:23,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:23,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:23,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:23,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:23,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:23,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:23,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:23,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:23,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:23,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:23,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:23,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:23,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:23,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:23,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:23,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:23,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:23,570 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:23,572 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:23,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugModulo01.bpl [2019-08-05 18:15:23,573 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugModulo01.bpl' [2019-08-05 18:15:23,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:23,605 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:23,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:23,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:23,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:23,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:23,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:23,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:23,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:23,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (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 18:15:23,721 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:15:23,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:15:23,722 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:15:23,939 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:23,939 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:23,942 INFO L202 PluginConnector]: Adding new model BugModulo01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:23 BoogieIcfgContainer [2019-08-05 18:15:23,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:23,943 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:23,943 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:23,943 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:23,945 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugModulo01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,958 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:23,961 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:23,974 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:15:23,983 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:23,985 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:15:24,028 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:24,028 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:24,031 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= 65535 (mod main_b 18446744073709551616))) (= main_b (mod main_a 65536)) (= main_a (- 1))) [2019-08-05 18:15:24,033 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:24,040 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:24,043 INFO L168 Benchmark]: Toolchain (without parser) took 437.04 ms. Allocated memory is still 132.1 MB. Free memory was 107.1 MB in the beginning and 92.8 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:24,044 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory is still 108.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:15:24,046 INFO L168 Benchmark]: Boogie Preprocessor took 42.17 ms. Allocated memory is still 132.1 MB. Free memory was 107.1 MB in the beginning and 104.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:24,047 INFO L168 Benchmark]: RCFGBuilder took 293.56 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 96.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:24,048 INFO L168 Benchmark]: Symbolic Interpretation took 97.75 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 92.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:24,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: 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 108.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.17 ms. Allocated memory is still 132.1 MB. Free memory was 107.1 MB in the beginning and 104.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 293.56 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 96.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 97.75 ms. Allocated memory is still 132.1 MB. Free memory was 96.6 MB in the beginning and 92.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...