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/errorLocalization/loopNondet4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:49,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:49,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:49,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:49,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:49,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:49,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:49,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:49,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:49,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:49,606 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:49,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:49,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:49,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:49,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:49,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:49,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:49,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:49,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:49,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:49,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:49,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:49,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:49,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:49,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:49,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:49,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:49,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:49,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:49,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:49,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:49,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:49,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:49,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:49,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:49,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:49,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:49,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:49,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:49,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:49,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:49,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:49,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:49,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:49,679 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:49,680 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:49,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopNondet4.bpl [2019-08-05 18:12:49,681 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/loopNondet4.bpl' [2019-08-05 18:12:49,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:49,712 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:49,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:49,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:49,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:49,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:49,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:49,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:49,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:49,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:49" (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 18:12:49,820 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:12:49,820 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:12:49,820 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:12:49,958 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:49,959 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 18:12:49,960 INFO L202 PluginConnector]: Adding new model loopNondet4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:49 BoogieIcfgContainer [2019-08-05 18:12:49,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:49,961 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:49,961 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:49,961 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:49,962 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "loopNondet4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:49" (1/1) ... [2019-08-05 18:12:49,973 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:12:49,975 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:49,982 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:12:49,990 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:49,992 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:12:50,043 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:50,044 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:50,047 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 8#(not (= main_x 0)) [2019-08-05 18:12:50,048 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:50,055 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:50,058 INFO L168 Benchmark]: Toolchain (without parser) took 344.77 ms. Allocated memory is still 133.7 MB. Free memory was 110.4 MB in the beginning and 95.1 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:50,059 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:50,060 INFO L168 Benchmark]: Boogie Preprocessor took 40.37 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:50,062 INFO L168 Benchmark]: RCFGBuilder took 206.52 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 99.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:50,063 INFO L168 Benchmark]: Symbolic Interpretation took 94.27 ms. Allocated memory is still 133.7 MB. Free memory was 99.6 MB in the beginning and 95.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:50,068 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 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.37 ms. Allocated memory is still 133.7 MB. Free memory was 110.2 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 206.52 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 99.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 94.27 ms. Allocated memory is still 133.7 MB. Free memory was 99.6 MB in the beginning and 95.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...