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 0.1.24-4ddfff8 [2019-08-09 14:19:37,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:37,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:37,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:37,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:37,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:37,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:37,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:37,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:37,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:37,796 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:37,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:37,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:37,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:37,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:37,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:37,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:37,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:37,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:37,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:37,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:37,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:37,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:37,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:37,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:37,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:37,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:37,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:37,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:37,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:37,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:37,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:37,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:37,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:37,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:37,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:37,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:37,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:37,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:37,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:37,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:37,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:37,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:37,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:37,875 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:37,876 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:37,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/44_join_strong_and_weak_equivalence.bpl [2019-08-09 14:19:37,877 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/open/eq/44_join_strong_and_weak_equivalence.bpl' [2019-08-09 14:19:37,910 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:37,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:37,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:37,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:37,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:37,936 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,938 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,947 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,947 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,950 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,951 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,952 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 09.08 02:19:37" (1/1) ... [2019-08-09 14:19:37,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:37,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:37,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:37,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:37,956 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 09.08 02:19:37" (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 [2019-08-09 14:19:38,025 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:19:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:19:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:19:38,221 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:38,221 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:38,223 INFO L202 PluginConnector]: Adding new model 44_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:38 BoogieIcfgContainer [2019-08-09 14:19:38,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:38,224 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:38,224 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:38,224 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:38,229 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 09.08 02:19:38" (1/1) ... [2019-08-09 14:19:38,483 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:38,495 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:38,500 INFO L168 Benchmark]: Toolchain (without parser) took 585.67 ms. Allocated memory is still 132.6 MB. Free memory was 107.9 MB in the beginning and 86.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:38,502 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:38,504 INFO L168 Benchmark]: Boogie Preprocessor took 42.04 ms. Allocated memory is still 132.6 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:38,505 INFO L168 Benchmark]: RCFGBuilder took 269.06 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 95.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:38,510 INFO L168 Benchmark]: Symbolic Interpretation took 271.25 ms. Allocated memory is still 132.6 MB. Free memory was 95.8 MB in the beginning and 86.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:38,522 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. Predicate is 6#(and (not (= (select main_a main_j) 7)) (or (and (= (select main_b main_j) 7) (= main_a (store main_b main_i main_x)) (not (= main_j main_i))) (and (= (select main_b main_j) 7) (= main_b main_a)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.04 ms. Allocated memory is still 132.6 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.06 ms. Allocated memory is still 132.6 MB. Free memory was 105.8 MB in the beginning and 95.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 271.25 ms. Allocated memory is still 132.6 MB. Free memory was 95.8 MB in the beginning and 86.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...