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/recursive/regression/bpl/lockingExample-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:57:58,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:58,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:58,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:58,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:58,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:58,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:58,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:58,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:58,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:58,431 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:58,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:58,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:58,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:58,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:58,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:58,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:58,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:58,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:58,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:58,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:58,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:58,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:58,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:58,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:58,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:58,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:58,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:58,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:58,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:58,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:58,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:58,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:58,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:58,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:58,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:58,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:58,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:58,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:58,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:58,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:58,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:58,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:58,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:58,508 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:58,509 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:58,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/lockingExample-correct.bpl [2019-08-06 16:57:58,510 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/lockingExample-correct.bpl' [2019-08-06 16:57:58,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:58,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:58,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:58,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:58,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:58,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (1/1) ... [2019-08-06 16:57:58,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:58,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:58,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:58,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:58,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:58" (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 16:57:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2019-08-06 16:57:58,654 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2019-08-06 16:57:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2019-08-06 16:57:58,654 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2019-08-06 16:57:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2019-08-06 16:57:58,655 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2019-08-06 16:57:58,731 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-06 16:57:58,801 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-06 16:57:58,851 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-06 16:57:59,026 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:57:59,027 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:57:59,028 INFO L202 PluginConnector]: Adding new model lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:59 BoogieIcfgContainer [2019-08-06 16:57:59,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:59,029 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:59,029 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:59,030 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:59,031 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "lockingExample-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:59" (1/1) ... [2019-08-06 16:57:59,044 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:57:59,047 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:59,054 INFO L160 IcfgInterpreter]: Initial procedures are [Main] [2019-08-06 16:57:59,063 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:59,064 INFO L185 IcfgInterpreter]: Interpreting procedure Main with input of size 1 [2019-08-06 16:57:59,226 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:59,226 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:59,229 INFO L179 IcfgInterpreter]: Location MainErr1REQUIRES_VIOLATIONPRE_CONDITION has predicate 52#false [2019-08-06 16:57:59,230 INFO L179 IcfgInterpreter]: Location MainErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 59#false [2019-08-06 16:57:59,231 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-06 16:57:59,232 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:59,235 INFO L168 Benchmark]: Toolchain (without parser) took 689.60 ms. Allocated memory is still 137.9 MB. Free memory was 106.9 MB in the beginning and 88.1 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:59,242 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:57:59,244 INFO L168 Benchmark]: Boogie Preprocessor took 37.83 ms. Allocated memory is still 137.9 MB. Free memory was 106.9 MB in the beginning and 104.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:59,245 INFO L168 Benchmark]: RCFGBuilder took 445.21 ms. Allocated memory is still 137.9 MB. Free memory was 104.6 MB in the beginning and 93.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:59,252 INFO L168 Benchmark]: Symbolic Interpretation took 203.23 ms. Allocated memory is still 137.9 MB. Free memory was 93.5 MB in the beginning and 88.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:59,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.83 ms. Allocated memory is still 137.9 MB. Free memory was 106.9 MB in the beginning and 104.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 445.21 ms. Allocated memory is still 137.9 MB. Free memory was 104.6 MB in the beginning and 93.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 203.23 ms. Allocated memory is still 137.9 MB. Free memory was 93.5 MB in the beginning and 88.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...