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/44_join_strong_and_weak_equivalence.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:42,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:42,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:42,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:42,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:42,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:42,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:42,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:42,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:42,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:42,205 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:42,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:42,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:42,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:42,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:42,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:42,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:42,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:42,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:42,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:42,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:42,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:42,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:42,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:42,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:42,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:42,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:42,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:42,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:42,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:42,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:42,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:42,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:42,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:42,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:42,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:42,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:42,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:42,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:42,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:42,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:42,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:42,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:42,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:42,277 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:42,278 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:42,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/44_join_strong_and_weak_equivalence.bpl [2019-08-06 16:58:42,279 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/44_join_strong_and_weak_equivalence.bpl' [2019-08-06 16:58:42,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:42,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:42,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:42,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:42,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:42,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:42,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:42,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:42,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:42,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "44_join_strong_and_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 16:58:42,438 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:58:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:42,438 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:42,719 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:42,719 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:42,720 INFO L202 PluginConnector]: Adding new model 44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:42 BoogieIcfgContainer [2019-08-06 16:58:42,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:42,721 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:42,721 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:42,721 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:42,722 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:42" (1/1) ... [2019-08-06 16:58:42,734 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:42,737 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:42,744 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:42,752 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:42,754 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:42,802 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:42,802 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:42,805 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (= (select main_a main_j) 7)) (or (and (= main_a (store main_b main_i main_x)) (not (= main_j main_i))) (= main_b main_a)) (exists ((v_main_b_9 (Array Int Int))) (= (store v_main_b_9 main_j 7) main_b))) [2019-08-06 16:58:42,806 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:42,814 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:42,817 INFO L168 Benchmark]: Toolchain (without parser) took 502.91 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 91.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:42,818 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:42,820 INFO L168 Benchmark]: Boogie Preprocessor took 46.03 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 105.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:42,821 INFO L168 Benchmark]: RCFGBuilder took 360.95 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 96.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:42,822 INFO L168 Benchmark]: Symbolic Interpretation took 92.77 ms. Allocated memory is still 132.6 MB. Free memory was 96.3 MB in the beginning and 91.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:42,827 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.03 ms. Allocated memory is still 132.6 MB. Free memory was 107.8 MB in the beginning and 105.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 360.95 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 96.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 92.77 ms. Allocated memory is still 132.6 MB. Free memory was 96.3 MB in the beginning and 91.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...