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-varupdate-assume-easy-safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:20:10,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:10,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:10,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:10,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:10,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:10,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:10,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:10,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:10,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:10,462 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:10,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:10,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:10,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:10,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:10,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:10,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:10,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:10,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:10,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:10,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:10,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:10,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:10,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:10,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:10,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:10,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:10,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:10,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:10,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:10,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:10,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:10,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:10,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:10,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:10,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:10,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:10,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:10,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:10,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:10,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:10,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:10,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:10,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:10,547 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:10,547 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:10,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-varupdate-assume-easy-safe.bpl [2019-08-09 14:20:10,548 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-varupdate-assume-easy-safe.bpl' [2019-08-09 14:20:10,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:10,586 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:10,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:10,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:10,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:10,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:10,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:10,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:10,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:10,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:20:10" (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 [2019-08-09 14:20:10,688 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:20:10,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:20:10,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:20:10,820 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:20:10,820 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:10,822 INFO L202 PluginConnector]: Adding new model stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:10 BoogieIcfgContainer [2019-08-09 14:20:10,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:10,823 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:10,823 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:10,823 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:10,824 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-varupdate-assume-easy-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:10" (1/1) ... [2019-08-09 14:20:10,910 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:10,918 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:10,923 INFO L168 Benchmark]: Toolchain (without parser) took 334.28 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 95.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:10,926 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:10,927 INFO L168 Benchmark]: Boogie Preprocessor took 39.26 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 108.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:10,928 INFO L168 Benchmark]: RCFGBuilder took 196.17 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:10,930 INFO L168 Benchmark]: Symbolic Interpretation took 95.86 ms. Allocated memory is still 133.7 MB. Free memory was 98.9 MB in the beginning and 95.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:10,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: 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. Predicate is 8#(and (= 3 ULTIMATE.start_y) (not (= 3 ULTIMATE.start_x)) (<= 0 ULTIMATE.start_x) (= (- ULTIMATE.start_y) (- ULTIMATE.start_x)) (<= ULTIMATE.start_x 10)). Possible FailurePath: - PositiveResult [Line: 10]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 13]: assertion always holds For all program executions holds that assertion always holds at this location * 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 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.26 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 108.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 196.17 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 95.86 ms. Allocated memory is still 133.7 MB. Free memory was 98.9 MB in the beginning and 95.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...