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/eq/38_definition_of_weak_equivalence.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:42,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:42,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:42,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:42,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:42,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:42,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:42,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:42,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:42,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:42,480 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:42,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:42,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:42,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:42,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:42,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:42,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:42,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:42,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:42,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:42,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:42,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:42,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:42,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:42,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:42,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:42,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:42,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:42,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:42,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:42,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:42,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:42,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:42,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:42,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:42,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:42,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:42,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:42,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:42,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:42,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:42,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:42,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:42,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:42,555 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:42,556 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:42,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/38_definition_of_weak_equivalence.bpl [2019-08-06 16:58:42,557 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/38_definition_of_weak_equivalence.bpl' [2019-08-06 16:58:42,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:42,590 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:42,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:42,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:42,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:42,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:42,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:42,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:42,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:42,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (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 16:58:42,703 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:58:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:43,008 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:43,009 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:43,010 INFO L202 PluginConnector]: Adding new model 38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:43 BoogieIcfgContainer [2019-08-06 16:58:43,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:43,011 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:43,011 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:43,011 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:43,012 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "38_definition_of_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:43" (1/1) ... [2019-08-06 16:58:43,023 INFO L148 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-06 16:58:43,026 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:43,036 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:43,047 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:43,048 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:43,095 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:43,095 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:43,098 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 15#(and (not (= main_k (select main_a1 main_i))) (= main_a1 (store main_b1 main_i main_k)) (= main_a1 (store main_b1 main_i (select main_a1 main_i)))) [2019-08-06 16:58:43,098 INFO L179 IcfgInterpreter]: Location mainErr2ASSERT_VIOLATIONASSERT has predicate 12#(and (= main_k (select main_a1 main_i)) (= main_a1 (store main_b1 main_i main_k)) (= main_a2 (store main_b2 main_i (store (select main_b2 main_i) main_j main_k))) (= main_a1 (store main_b1 main_i (select main_a1 main_i))) (not (= (store main_b2 main_i (store (select main_b2 main_i) main_j (select (select main_a2 main_i) main_j))) main_a2))) [2019-08-06 16:58:43,099 INFO L179 IcfgInterpreter]: Location mainErr3ASSERT_VIOLATIONASSERT has predicate 9#(and (= main_k (select main_a1 main_i)) (= (store main_b2 main_i (store (select main_b2 main_i) main_j (select (select main_a2 main_i) main_j))) main_a2) (= main_a1 (store main_b1 main_i main_k)) (= main_a2 (store main_b2 main_i (store (select main_b2 main_i) main_j main_k))) (= main_a1 (store main_b1 main_i (select main_a1 main_i))) (not (= main_k (select (select main_a2 main_i) main_j)))) [2019-08-06 16:58:43,099 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 18#(and (= main_a1 (store main_b1 main_i main_k)) (not (= main_a1 (store main_b1 main_i (select main_a1 main_i))))) [2019-08-06 16:58:43,100 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:43,108 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:43,111 INFO L168 Benchmark]: Toolchain (without parser) took 519.71 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 93.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:43,112 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory is still 110.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:43,113 INFO L168 Benchmark]: Boogie Preprocessor took 37.54 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:43,114 INFO L168 Benchmark]: RCFGBuilder took 381.55 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 97.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:43,116 INFO L168 Benchmark]: Symbolic Interpretation took 97.69 ms. Allocated memory is still 134.2 MB. Free memory was 97.3 MB in the beginning and 93.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:43,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 17]: 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: - UnprovableResult [Line: 22]: 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: - UnprovableResult [Line: 23]: 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: - UnprovableResult [Line: 16]: 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 134.2 MB. Free memory is still 110.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.54 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 381.55 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 97.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 97.69 ms. Allocated memory is still 134.2 MB. Free memory was 97.3 MB in the beginning and 93.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...