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/eq/44d_join_strong_and_weak_equivalence.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:58,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:58,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:58,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:58,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:58,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:58,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:58,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:58,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:58,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:58,400 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:58,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:58,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:58,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:58,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:58,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:58,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:58,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:58,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:58,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:58,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:58,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:58,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:58,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:58,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:58,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:58,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:58,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:58,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:58,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:58,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:58,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:58,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:58,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:58,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:58,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:58,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:58,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:58,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:58,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:58,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:58,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:58,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:58,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:58,485 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:58,485 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:58,486 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/44d_join_strong_and_weak_equivalence.bpl [2019-08-05 18:15:58,487 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/44d_join_strong_and_weak_equivalence.bpl' [2019-08-05 18:15:58,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:58,523 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:58,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:58,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:58,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:58,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:58,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:58,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:58,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:58,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:58" (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 [2019-08-05 18:15:58,661 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:15:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:15:58,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:15:58,954 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:58,954 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:58,956 INFO L202 PluginConnector]: Adding new model 44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:58 BoogieIcfgContainer [2019-08-05 18:15:58,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:58,957 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:58,957 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:58,958 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:58,966 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:58" (1/1) ... [2019-08-05 18:15:58,996 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:58,999 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:59,018 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:15:59,036 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:59,038 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:15:59,079 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:59,079 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:59,082 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= (select main_c main_k) 3)) (or (and (= (select main_c main_i) 3) (= main_a (store main_b main_i main_x))) (= main_b main_a) (and (= (select main_c main_j) 3) (= (store main_b main_j main_y) main_a))) (not (= (select main_a main_k) (select main_b main_k)))) [2019-08-05 18:15:59,083 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:59,090 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:59,093 INFO L168 Benchmark]: Toolchain (without parser) took 568.92 ms. Allocated memory is still 101.2 MB. Free memory was 78.4 MB in the beginning and 62.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:59,094 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 101.2 MB. Free memory was 79.5 MB in the beginning and 79.4 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:59,095 INFO L168 Benchmark]: Boogie Preprocessor took 53.52 ms. Allocated memory is still 101.2 MB. Free memory was 78.3 MB in the beginning and 76.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:59,097 INFO L168 Benchmark]: RCFGBuilder took 378.65 ms. Allocated memory is still 101.2 MB. Free memory was 76.2 MB in the beginning and 66.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:59,098 INFO L168 Benchmark]: Symbolic Interpretation took 132.99 ms. Allocated memory is still 101.2 MB. Free memory was 66.5 MB in the beginning and 62.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:59,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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 0.25 ms. Allocated memory is still 101.2 MB. Free memory was 79.5 MB in the beginning and 79.4 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.52 ms. Allocated memory is still 101.2 MB. Free memory was 78.3 MB in the beginning and 76.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 378.65 ms. Allocated memory is still 101.2 MB. Free memory was 76.2 MB in the beginning and 66.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 132.99 ms. Allocated memory is still 101.2 MB. Free memory was 66.5 MB in the beginning and 62.2 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...