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-assume-sameexpr-negated.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:09,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:09,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:09,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:09,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:09,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:09,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:09,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:09,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:09,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:09,348 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:09,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:09,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:09,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:09,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:09,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:09,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:09,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:09,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:09,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:09,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:09,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:09,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:09,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:09,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:09,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:09,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:09,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:09,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:09,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:09,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:09,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:09,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:09,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:09,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:09,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:09,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:09,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:09,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:09,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:09,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:09,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:09,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:09,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:09,429 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:09,429 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:09,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-assume-sameexpr-negated.bpl [2019-08-06 16:59:09,430 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-assume-sameexpr-negated.bpl' [2019-08-06 16:59:09,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:09,462 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:09,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:09,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:09,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:09,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:09,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:09,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:09,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:09,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:09" (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 16:59:09,589 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:09,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:09,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:09,775 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:09,775 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:09,777 INFO L202 PluginConnector]: Adding new model stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:09 BoogieIcfgContainer [2019-08-06 16:59:09,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:09,777 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:09,778 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:09,778 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:09,779 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-assume-sameexpr-negated.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:09" (1/1) ... [2019-08-06 16:59:09,790 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:09,792 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:09,799 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:09,811 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:09,814 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:09,862 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:09,862 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:09,865 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 6#(= 3 ULTIMATE.start_x) [2019-08-06 16:59:09,865 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:09,871 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:09,874 INFO L168 Benchmark]: Toolchain (without parser) took 411.14 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 92.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:09,875 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 130.5 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:59:09,876 INFO L168 Benchmark]: Boogie Preprocessor took 44.45 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:09,878 INFO L168 Benchmark]: RCFGBuilder took 269.28 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 96.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:09,879 INFO L168 Benchmark]: Symbolic Interpretation took 93.88 ms. Allocated memory is still 130.5 MB. Free memory was 96.4 MB in the beginning and 92.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:09,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 8]: 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 130.5 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.45 ms. Allocated memory is still 130.5 MB. Free memory was 106.9 MB in the beginning and 104.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.28 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 96.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.88 ms. Allocated memory is still 130.5 MB. Free memory was 96.4 MB in the beginning and 92.6 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...