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/37_bwcc_propagation.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:48,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:48,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:48,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:48,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:48,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:48,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:48,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:48,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:48,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:48,946 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:48,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:48,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:48,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:48,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:48,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:48,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:48,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:48,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:48,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:48,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:48,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:48,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:48,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:48,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:48,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:48,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:48,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:48,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:48,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:48,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:48,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:48,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:48,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:48,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:48,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:48,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:48,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:48,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:48,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:48,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:49,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:49,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:49,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:49,022 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:49,022 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:49,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/37_bwcc_propagation.bpl [2019-08-06 16:58:49,024 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/37_bwcc_propagation.bpl' [2019-08-06 16:58:49,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:49,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:49,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:49,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:49,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:49,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:49,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:49,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:49,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:49,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:49" (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 16:58:49,160 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:58:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:49,344 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:49,345 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:49,346 INFO L202 PluginConnector]: Adding new model 37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:49 BoogieIcfgContainer [2019-08-06 16:58:49,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:49,347 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:49,347 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:49,347 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:49,348 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "37_bwcc_propagation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:49" (1/1) ... [2019-08-06 16:58:49,359 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:58:49,362 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:49,369 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:49,377 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:49,379 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:49,460 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:49,461 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:49,465 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (= main_j main_i) (= main_y main_x) (= main_x (select main_a main_i)) (not (= (select main_b main_j) main_y)) (= main_b main_a)) [2019-08-06 16:58:49,468 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 7#(and (= main_y main_x) (= main_j main_i) (exists ((v_main_b_7 (Array Int Int)) (v_main_j_5 Int) (v_main_i_5 Int)) (and (not (= v_main_j_5 v_main_i_5)) (not (= (select v_main_b_7 v_main_i_5) (select v_main_b_7 v_main_j_5))))) (= main_x (select main_a main_i)) (not (= (select main_b main_j) main_y)) (= main_b main_a)) [2019-08-06 16:58:49,470 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:49,487 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:49,491 INFO L168 Benchmark]: Toolchain (without parser) took 431.88 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 91.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:49,492 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:49,494 INFO L168 Benchmark]: Boogie Preprocessor took 40.79 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:49,496 INFO L168 Benchmark]: RCFGBuilder took 246.53 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 96.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:49,497 INFO L168 Benchmark]: Symbolic Interpretation took 140.29 ms. Allocated memory is still 139.5 MB. Free memory was 96.7 MB in the beginning and 91.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:49,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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: 29]: 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 0.16 ms. Allocated memory is still 139.5 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.79 ms. Allocated memory is still 139.5 MB. Free memory was 107.8 MB in the beginning and 105.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 246.53 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 96.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 140.29 ms. Allocated memory is still 139.5 MB. Free memory was 96.7 MB in the beginning and 91.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...