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/procedural-example-09.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:01,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:01,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:01,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:01,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:01,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:01,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:01,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:01,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:01,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:01,411 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:01,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:01,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:01,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:01,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:01,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:01,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:01,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:01,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:01,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:01,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:01,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:01,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:01,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:01,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:01,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:01,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:01,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:01,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:01,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:01,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:01,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:01,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:01,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:01,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:01,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:01,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:01,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:01,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:01,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:01,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:01,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:01,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:01,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:01,501 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:01,502 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:01,503 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-09.bpl [2019-08-06 16:55:01,503 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/procedural-example-09.bpl' [2019-08-06 16:55:01,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:01,534 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:01,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:01,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:01,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:01,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:01,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:01,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:01,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:01,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:01" (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 16:55:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:55:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:55:01,657 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-08-06 16:55:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-08-06 16:55:01,916 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:55:01,917 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:01,919 INFO L202 PluginConnector]: Adding new model procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:01 BoogieIcfgContainer [2019-08-06 16:55:01,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:01,920 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:01,920 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:01,921 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:01,922 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "procedural-example-09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:01" (1/1) ... [2019-08-06 16:55:01,939 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:55:01,942 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:01,950 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:55:01,959 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:01,961 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:55:02,040 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:02,040 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:02,043 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 15#false [2019-08-06 16:55:02,043 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 12#false [2019-08-06 16:55:02,044 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 18#(and (= 1 ULTIMATE.start_x) (= g 1000) (= i 1001) (= 2 ULTIMATE.start_y) (= 4 h) (not (= 19 ULTIMATE.start_z))) [2019-08-06 16:55:02,052 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:02,059 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:02,062 INFO L168 Benchmark]: Toolchain (without parser) took 527.56 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 91.6 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:02,064 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:02,065 INFO L168 Benchmark]: Boogie Preprocessor took 42.54 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:02,066 INFO L168 Benchmark]: RCFGBuilder took 341.88 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 96.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:02,067 INFO L168 Benchmark]: Symbolic Interpretation took 139.82 ms. Allocated memory is still 134.2 MB. Free memory was 96.7 MB in the beginning and 91.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:02,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 27]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 28]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 26]: 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 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.54 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 341.88 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 96.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 139.82 ms. Allocated memory is still 134.2 MB. Free memory was 96.7 MB in the beginning and 91.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...