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.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:03,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:03,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:03,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:03,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:03,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:03,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:03,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:03,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:03,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:03,286 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:03,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:03,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:03,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:03,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:03,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:03,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:03,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:03,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:03,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:03,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:03,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:03,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:03,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:03,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:03,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:03,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:03,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:03,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:03,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:03,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:03,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:03,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:03,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:03,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:03,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:03,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:03,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:03,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:03,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:03,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:03,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:03,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:03,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:03,373 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:03,374 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:03,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-varupdate-assume-easy.bpl [2019-08-06 16:59:03,374 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-varupdate-assume-easy.bpl' [2019-08-06 16:59:03,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:03,405 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:03,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:03,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:03,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:03,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:03,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:03,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:03,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:03,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:03" (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 16:59:03,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:03,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:03,775 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:03,776 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:03,777 INFO L202 PluginConnector]: Adding new model stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:03 BoogieIcfgContainer [2019-08-06 16:59:03,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:03,778 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:03,778 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:03,778 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:03,779 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-varupdate-assume-easy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:03" (1/1) ... [2019-08-06 16:59:03,789 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:59:03,792 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:03,798 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:03,806 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:03,807 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:03,856 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:03,857 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:03,859 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-06 16:59:03,860 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (= 3 ULTIMATE.start_y) (<= 0 ULTIMATE.start_x) (= (- ULTIMATE.start_y) (- ULTIMATE.start_x)) (= 3 ULTIMATE.start_x) (<= ULTIMATE.start_x 10)) [2019-08-06 16:59:03,860 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-06 16:59:03,861 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:03,867 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:03,869 INFO L168 Benchmark]: Toolchain (without parser) took 463.56 ms. Allocated memory is still 139.5 MB. Free memory was 108.0 MB in the beginning and 92.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:03,871 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:03,872 INFO L168 Benchmark]: Boogie Preprocessor took 40.77 ms. Allocated memory is still 139.5 MB. Free memory was 108.0 MB in the beginning and 106.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:03,873 INFO L168 Benchmark]: RCFGBuilder took 330.78 ms. Allocated memory is still 139.5 MB. Free memory was 105.8 MB in the beginning and 96.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:03,874 INFO L168 Benchmark]: Symbolic Interpretation took 89.01 ms. Allocated memory is still 139.5 MB. Free memory was 96.8 MB in the beginning and 92.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:03,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 10]: assertion always holds For all program executions holds that assertion always holds at this location - 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.. Possible FailurePath: - 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 0.16 ms. Allocated memory is still 139.5 MB. Free memory was 109.2 MB in the beginning and 109.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.77 ms. Allocated memory is still 139.5 MB. Free memory was 108.0 MB in the beginning and 106.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 330.78 ms. Allocated memory is still 139.5 MB. Free memory was 105.8 MB in the beginning and 96.8 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 89.01 ms. Allocated memory is still 139.5 MB. Free memory was 96.8 MB in the beginning and 92.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...