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/abstractInterpretation/regression/all/stmt-assign-unary-neg.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:15,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:15,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:15,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:15,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:15,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:15,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:15,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:15,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:15,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:15,984 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:15,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:15,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:15,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:15,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:15,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:15,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:15,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:15,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:15,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:15,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:15,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:16,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:16,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:16,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:16,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:16,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:16,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:16,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:16,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:16,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:16,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:16,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:16,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:16,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:16,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:16,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:16,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:16,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:16,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:16,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:16,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:16,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:16,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:16,063 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:16,064 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:16,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-assign-unary-neg.bpl [2019-08-06 16:59:16,065 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-assign-unary-neg.bpl' [2019-08-06 16:59:16,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:16,097 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:16,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:16,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:16,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:16,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:16,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:16,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:16,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:16,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:16" (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 16:59:16,213 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:16,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:16,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:16,363 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:16,364 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:16,365 INFO L202 PluginConnector]: Adding new model stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:16 BoogieIcfgContainer [2019-08-06 16:59:16,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:16,366 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:16,366 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:16,366 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:16,368 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-assign-unary-neg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:16" (1/1) ... [2019-08-06 16:59:16,382 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:16,385 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:16,392 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:16,400 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:16,402 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:16,440 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:16,440 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:16,443 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= ULTIMATE.start_x (- ULTIMATE.start_y))) (= ULTIMATE.start_y (- ULTIMATE.start_x)) (= 3 ULTIMATE.start_x)) [2019-08-06 16:59:16,444 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:16,451 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:16,454 INFO L168 Benchmark]: Toolchain (without parser) took 356.48 ms. Allocated memory is still 138.4 MB. Free memory was 106.9 MB in the beginning and 92.5 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:16,455 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:16,456 INFO L168 Benchmark]: Boogie Preprocessor took 41.14 ms. Allocated memory is still 138.4 MB. Free memory was 106.7 MB in the beginning and 104.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:16,457 INFO L168 Benchmark]: RCFGBuilder took 226.32 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 96.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:16,458 INFO L168 Benchmark]: Symbolic Interpretation took 85.67 ms. Allocated memory is still 138.4 MB. Free memory was 96.3 MB in the beginning and 92.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:16,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 6]: 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 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.14 ms. Allocated memory is still 138.4 MB. Free memory was 106.7 MB in the beginning and 104.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 226.32 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 96.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 85.67 ms. Allocated memory is still 138.4 MB. Free memory was 96.3 MB in the beginning and 92.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...