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/20170304-DifficultPathPrograms/linear_search.i_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:26,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:26,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:26,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:26,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:26,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:26,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:26,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:26,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:26,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:26,889 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:26,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:26,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:26,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:26,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:26,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:26,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:26,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:26,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:26,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:26,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:26,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:26,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:26,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:26,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:26,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:26,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:26,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:26,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:26,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:26,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:26,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:26,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:26,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:26,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:26,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:26,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:26,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:26,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:26,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:26,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:26,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:26,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:26,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:26,975 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:26,976 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:26,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl [2019-08-06 16:52:26,977 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_search.i_5.bpl' [2019-08-06 16:52:27,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:27,029 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:27,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:27,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:27,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:27,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:27,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:27,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:27,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:27,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:27" (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 16:52:27,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:27,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:27,509 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:27,509 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:52:27,511 INFO L202 PluginConnector]: Adding new model linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:27 BoogieIcfgContainer [2019-08-06 16:52:27,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:27,512 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:27,512 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:27,512 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:27,513 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "linear_search.i_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:27" (1/1) ... [2019-08-06 16:52:27,525 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:27,528 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:27,535 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:27,544 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:27,545 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:27,759 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:27,760 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:27,763 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#(and (<= 0 (+ |ULTIMATE.start_main_#t~ret5| 2147483648)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start_main_#t~ret5| |ULTIMATE.start_linear_search_#res|) (not (< (mod ULTIMATE.start_linear_search_~j~5 4294967296) (mod ~SIZE 4294967296))) (<= |ULTIMATE.start_main_#t~ret5| 2147483647) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| |ULTIMATE.start_main_#t~ret5|) (exists ((|v_ULTIMATE.start_linear_search_#t~short1_11| Bool)) (and (not |v_ULTIMATE.start_linear_search_#t~short1_11|) (or (and (not |v_ULTIMATE.start_linear_search_#t~short1_11|) (= ULTIMATE.start_linear_search_~q |ULTIMATE.start_read~int_#value|)) (and (not (= ULTIMATE.start_linear_search_~q |ULTIMATE.start_read~int_#value|)) |v_ULTIMATE.start_linear_search_#t~short1_11|)))) (= ULTIMATE.start_linear_search_~a.base |ULTIMATE.start_read~int_#ptr.base|) (= 0 |ULTIMATE.start_linear_search_#res|) (= |ULTIMATE.start_read~int_#ptr.offset| (+ (* 4 (mod ULTIMATE.start_linear_search_~j~5 4294967296)) ULTIMATE.start_linear_search_~a.offset)) (< (mod ULTIMATE.start_linear_search_~j~5 4294967296) (mod ULTIMATE.start_linear_search_~n 4294967296)) (< (mod (+ ULTIMATE.start_linear_search_~j~5 4294967295) 4294967296) (mod ULTIMATE.start_linear_search_~n 4294967296)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= |ULTIMATE.start_read~int_#value| (select (select |#memory_int| |ULTIMATE.start_read~int_#ptr.base|) |ULTIMATE.start_read~int_#ptr.offset|)) (exists ((|v_ULTIMATE.start_linear_search_#t~short1_10| Bool)) (and |v_ULTIMATE.start_linear_search_#t~short1_10| (or (and (not |v_ULTIMATE.start_linear_search_#t~short1_10|) (= ULTIMATE.start_linear_search_~q (select (select |#memory_int| ULTIMATE.start_linear_search_~a.base) (+ ULTIMATE.start_linear_search_~a.offset (* 4 (mod (+ ULTIMATE.start_linear_search_~j~5 4294967295) 4294967296)))))) (and (not (= ULTIMATE.start_linear_search_~q (select (select |#memory_int| ULTIMATE.start_linear_search_~a.base) (+ ULTIMATE.start_linear_search_~a.offset (* 4 (mod (+ ULTIMATE.start_linear_search_~j~5 4294967295) 4294967296)))))) |v_ULTIMATE.start_linear_search_#t~short1_10|)))) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (not (= (mod ULTIMATE.start_linear_search_~j~5 4294967296) 20))) [2019-08-06 16:52:27,765 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:27,772 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:27,776 INFO L168 Benchmark]: Toolchain (without parser) took 745.61 ms. Allocated memory is still 131.6 MB. Free memory was 107.5 MB in the beginning and 85.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:27,777 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:52:27,778 INFO L168 Benchmark]: Boogie Preprocessor took 44.30 ms. Allocated memory is still 131.6 MB. Free memory was 107.5 MB in the beginning and 105.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:27,779 INFO L168 Benchmark]: RCFGBuilder took 436.88 ms. Allocated memory is still 131.6 MB. Free memory was 105.3 MB in the beginning and 92.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:27,781 INFO L168 Benchmark]: Symbolic Interpretation took 261.00 ms. Allocated memory is still 131.6 MB. Free memory was 92.6 MB in the beginning and 85.0 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:27,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 102]: 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 131.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.30 ms. Allocated memory is still 131.6 MB. Free memory was 107.5 MB in the beginning and 105.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 436.88 ms. Allocated memory is still 131.6 MB. Free memory was 105.3 MB in the beginning and 92.6 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 261.00 ms. Allocated memory is still 131.6 MB. Free memory was 92.6 MB in the beginning and 85.0 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...