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 0.1.24-4ddfff8 [2019-08-09 14:19:41,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:19:41,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:19:41,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:19:41,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:19:41,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:19:41,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:19:41,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:19:41,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:19:41,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:19:41,146 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:19:41,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:19:41,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:19:41,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:19:41,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:19:41,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:19:41,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:19:41,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:19:41,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:19:41,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:19:41,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:19:41,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:19:41,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:19:41,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:19:41,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:19:41,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:19:41,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:19:41,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:19:41,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:19:41,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:19:41,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:19:41,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:19:41,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:19:41,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:19:41,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:19:41,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:19:41,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:19:41,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:19:41,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:19:41,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:19:41,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:19:41,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:19:41,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:19:41,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:19:41,245 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:19:41,246 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:19:41,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/44d_join_strong_and_weak_equivalence.bpl [2019-08-09 14:19:41,247 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/44d_join_strong_and_weak_equivalence.bpl' [2019-08-09 14:19:41,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:19:41,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:19:41,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:19:41,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:19:41,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:19:41,308 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,309 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,319 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,319 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,322 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,324 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,325 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:19:41,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:19:41,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:19:41,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:19:41,328 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 09.08 02:19:41" (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 14:19:41,396 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-09 14:19:41,396 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:19:41,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:19:41,557 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:19:41,557 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:19:41,558 INFO L202 PluginConnector]: Adding new model 44d_join_strong_and_weak_equivalence.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:19:41 BoogieIcfgContainer [2019-08-09 14:19:41,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:19:41,559 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:19:41,559 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:19:41,559 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:19:41,560 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 09.08 02:19:41" (1/1) ... [2019-08-09 14:19:41,723 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:19:41,734 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:19:41,743 INFO L168 Benchmark]: Toolchain (without parser) took 457.60 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 92.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:41,746 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-09 14:19:41,748 INFO L168 Benchmark]: Boogie Preprocessor took 43.67 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:41,750 INFO L168 Benchmark]: RCFGBuilder took 231.73 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 97.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:41,752 INFO L168 Benchmark]: Symbolic Interpretation took 178.64 ms. Allocated memory is still 133.2 MB. Free memory was 97.0 MB in the beginning and 92.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:19:41,759 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. Predicate is 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)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.67 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 231.73 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 97.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 178.64 ms. Allocated memory is still 133.2 MB. Free memory was 97.0 MB in the beginning and 92.8 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...