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/threeAssignments2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:40,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:40,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:40,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:40,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:40,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:40,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:40,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:40,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:40,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:40,690 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:40,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:40,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:40,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:40,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:40,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:40,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:40,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:40,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:40,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:40,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:40,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:40,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:40,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:40,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:40,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:40,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:40,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:40,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:40,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:40,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:40,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:40,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:40,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:40,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:40,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:40,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:40,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:40,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:40,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:40,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:40,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:40,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:40,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:40,764 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:40,764 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:40,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/threeAssignments2.bpl [2019-08-06 16:55:40,765 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/threeAssignments2.bpl' [2019-08-06 16:55:40,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:40,790 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:40,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:40,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:40,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:40,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (1/1) ... [2019-08-06 16:55:40,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:40,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:40,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:40,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:40,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:40" (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 16:55:40,895 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:55:40,896 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:55:40,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:55:41,106 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:41,106 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:41,108 INFO L202 PluginConnector]: Adding new model threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:41 BoogieIcfgContainer [2019-08-06 16:55:41,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:41,109 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:41,109 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:41,109 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:41,111 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threeAssignments2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:41" (1/1) ... [2019-08-06 16:55:41,123 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:41,127 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:41,137 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:55:41,146 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:41,148 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:55:41,205 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:41,205 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:41,209 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (<= 0 main_x)) (= main_x (+ main_z main_y))) [2019-08-06 16:55:41,210 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:41,218 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:41,221 INFO L168 Benchmark]: Toolchain (without parser) took 430.20 ms. Allocated memory is still 134.2 MB. Free memory was 110.9 MB in the beginning and 96.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:41,225 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 134.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:41,230 INFO L168 Benchmark]: Boogie Preprocessor took 36.21 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 108.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:41,232 INFO L168 Benchmark]: RCFGBuilder took 281.01 ms. Allocated memory is still 134.2 MB. Free memory was 108.7 MB in the beginning and 99.9 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:41,233 INFO L168 Benchmark]: Symbolic Interpretation took 109.75 ms. Allocated memory is still 134.2 MB. Free memory was 99.9 MB in the beginning and 96.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:41,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 15]: 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 0.16 ms. Allocated memory is still 134.2 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.21 ms. Allocated memory is still 134.2 MB. Free memory was 110.7 MB in the beginning and 108.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 281.01 ms. Allocated memory is still 134.2 MB. Free memory was 108.7 MB in the beginning and 99.9 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 109.75 ms. Allocated memory is still 134.2 MB. Free memory was 99.9 MB in the beginning and 96.2 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...