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/open/oct/proc-statesplit-logiciff.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:51,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:51,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:51,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:51,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:51,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:51,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:51,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:51,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:51,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:51,426 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:51,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:51,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:51,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:51,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:51,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:51,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:51,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:51,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:51,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:51,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:51,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:51,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:51,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:51,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:51,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:51,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:51,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:51,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:51,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:51,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:51,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:51,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:51,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:51,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:51,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:51,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:51,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:51,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:51,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:51,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:51,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:51,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:51,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:51,527 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:51,528 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:51,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/oct/proc-statesplit-logiciff.bpl [2019-08-05 18:15:51,530 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/oct/proc-statesplit-logiciff.bpl' [2019-08-05 18:15:51,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:51,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:51,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:51,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:51,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:51,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:51,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:51,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:51,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:51,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:51" (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 [2019-08-05 18:15:51,690 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:15:51,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:15:51,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:15:51,691 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 18:15:51,691 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 18:15:51,691 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 18:15:51,899 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:15:51,899 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:51,900 INFO L202 PluginConnector]: Adding new model proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:51 BoogieIcfgContainer [2019-08-05 18:15:51,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:51,901 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:51,901 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:51,901 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:51,902 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-statesplit-logiciff.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:51" (1/1) ... [2019-08-05 18:15:51,913 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:51,916 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:51,923 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:15:51,931 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:51,932 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:15:51,979 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:51,979 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:51,982 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (or (and (= 20 ULTIMATE.start_result) (not (< ULTIMATE.start_input 0))) (and (< ULTIMATE.start_input 0) (= 10 ULTIMATE.start_result))) (or (= 20 ULTIMATE.start_result) (not (< ULTIMATE.start_input 0))) (or (< ULTIMATE.start_input 0) (not (= 20 ULTIMATE.start_result)))) [2019-08-05 18:15:51,983 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:51,995 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:51,998 INFO L168 Benchmark]: Toolchain (without parser) took 431.16 ms. Allocated memory is still 131.1 MB. Free memory was 107.5 MB in the beginning and 90.8 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:51,999 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:52,000 INFO L168 Benchmark]: Boogie Preprocessor took 46.15 ms. Allocated memory is still 131.1 MB. Free memory was 107.5 MB in the beginning and 105.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:52,002 INFO L168 Benchmark]: RCFGBuilder took 286.94 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 95.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:52,003 INFO L168 Benchmark]: Symbolic Interpretation took 94.75 ms. Allocated memory is still 131.1 MB. Free memory was 95.1 MB in the beginning and 90.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:52,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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 131.1 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.15 ms. Allocated memory is still 131.1 MB. Free memory was 107.5 MB in the beginning and 105.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 286.94 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 95.1 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 94.75 ms. Allocated memory is still 131.1 MB. Free memory was 95.1 MB in the beginning and 90.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...