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/regression/bpl/interprocedural/BugLiveVariables04-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:18,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:18,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:18,562 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:18,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:18,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:18,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:18,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:18,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:18,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:18,577 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:18,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:18,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:18,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:18,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:18,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:18,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:18,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:18,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:18,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:18,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:18,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:18,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:18,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:18,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:18,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:18,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:18,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:18,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:18,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:18,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:18,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:18,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:18,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:18,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:18,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:18,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:18,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:18,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:18,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:18,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:18,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:18,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:18,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:18,680 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:18,681 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:18,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugLiveVariables04-Safe.bpl [2019-08-06 16:58:18,682 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugLiveVariables04-Safe.bpl' [2019-08-06 16:58:18,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:18,718 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:18,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:18,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:18,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:18,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (1/1) ... [2019-08-06 16:58:18,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:18,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:18,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:18,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:18,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:18" (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 16:58:18,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:18,841 INFO L124 BoogieDeclarations]: Specification and implementation of procedure malloc given in one single declaration [2019-08-06 16:58:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-06 16:58:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc [2019-08-06 16:58:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-06 16:58:18,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2019-08-06 16:58:18,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:19,210 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:19,210 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:19,212 INFO L202 PluginConnector]: Adding new model BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:19 BoogieIcfgContainer [2019-08-06 16:58:19,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:19,214 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:19,214 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:19,214 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:19,216 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugLiveVariables04-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:19" (1/1) ... [2019-08-06 16:58:19,240 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 16:58:19,243 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:19,250 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:19,260 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:19,262 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:19,378 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:19,378 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:19,381 INFO L179 IcfgInterpreter]: Location mainErr0REQUIRES_VIOLATIONPRE_CONDITION has predicate 17#(and (not (= main_arr 0)) (exists ((v_malloc_size_AFTER_CALL_1 Bool) (|v_old(#length)_AFTER_CALL_2| (Array Int Int))) (and v_malloc_size_AFTER_CALL_1 (exists ((|v_#length_19| (Array Int Int))) (= (store |v_#length_19| main_arr (ite v_malloc_size_AFTER_CALL_1 39 (- 17))) |v_old(#length)_AFTER_CALL_2|)))) (exists ((v_malloc_size_AFTER_CALL_2 Bool)) (and v_malloc_size_AFTER_CALL_2 (exists ((|v_#length_19| (Array Int Int))) (= (store |v_#length_19| main_p (ite v_malloc_size_AFTER_CALL_2 39 (- 17))) |#length|)))) (not (<= 0 (select |#length| main_arr))) (exists ((|v_#valid_13| (Array Int Int))) (and (= (store |v_#valid_13| main_p 1) |#valid|) (= 0 (select |v_#valid_13| main_p)))) (exists ((|v_#valid_13| (Array Int Int))) (= 0 (select |v_#valid_13| main_arr)))) [2019-08-06 16:58:19,382 INFO L179 IcfgInterpreter]: Location mainErr1REQUIRES_VIOLATIONPRE_CONDITION has predicate 14#(and (not (= main_arr 0)) (not (<= main_i (select |#length| main_arr))) (= main_i 1) (exists ((v_malloc_size_AFTER_CALL_1 Bool) (|v_old(#length)_AFTER_CALL_2| (Array Int Int))) (and v_malloc_size_AFTER_CALL_1 (exists ((|v_#length_19| (Array Int Int))) (= (store |v_#length_19| main_arr (ite v_malloc_size_AFTER_CALL_1 39 (- 17))) |v_old(#length)_AFTER_CALL_2|)))) (exists ((|v_old(#length)_AFTER_CALL_3| (Array Int Int)) (v_main_p_BEFORE_CALL_1 Int) (|v_old(#valid)_AFTER_CALL_3| (Array Int Int))) (and (exists ((|v_#valid_13| (Array Int Int))) (and (= |v_old(#valid)_AFTER_CALL_3| (store |v_#valid_13| v_main_p_BEFORE_CALL_1 1)) (= (select |v_#valid_13| v_main_p_BEFORE_CALL_1) 0))) (exists ((v_malloc_size_AFTER_CALL_2 Bool)) (and v_malloc_size_AFTER_CALL_2 (exists ((|v_#length_19| (Array Int Int))) (= |v_old(#length)_AFTER_CALL_3| (store |v_#length_19| v_main_p_BEFORE_CALL_1 (ite v_malloc_size_AFTER_CALL_2 39 (- 17))))))) (<= 0 (select |v_old(#length)_AFTER_CALL_3| main_arr)))) (exists ((v_malloc_size_AFTER_CALL_3 Bool)) (and v_malloc_size_AFTER_CALL_3 (exists ((|v_#length_19| (Array Int Int))) (= |#length| (store |v_#length_19| main_p (ite v_malloc_size_AFTER_CALL_3 39 (- 17))))))) (exists ((|v_#valid_13| (Array Int Int))) (and (= (store |v_#valid_13| main_p 1) |#valid|) (= 0 (select |v_#valid_13| main_p)))) (exists ((|v_#valid_13| (Array Int Int))) (= 0 (select |v_#valid_13| main_arr)))) [2019-08-06 16:58:19,384 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:19,397 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:19,399 INFO L168 Benchmark]: Toolchain (without parser) took 680.28 ms. Allocated memory is still 135.3 MB. Free memory was 111.6 MB in the beginning and 92.7 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,401 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,402 INFO L168 Benchmark]: Boogie Preprocessor took 39.94 ms. Allocated memory is still 135.3 MB. Free memory was 111.6 MB in the beginning and 109.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,403 INFO L168 Benchmark]: RCFGBuilder took 453.71 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 98.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,404 INFO L168 Benchmark]: Symbolic Interpretation took 183.50 ms. Allocated memory is still 135.3 MB. Free memory was 98.4 MB in the beginning and 92.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:19,408 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: Unable to prove that procedure precondition always holds Unable to prove that procedure precondition always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: - UnprovableResult [Line: 23]: Unable to prove that procedure precondition always holds Unable to prove that procedure precondition 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 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.94 ms. Allocated memory is still 135.3 MB. Free memory was 111.6 MB in the beginning and 109.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 453.71 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 98.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 183.50 ms. Allocated memory is still 135.3 MB. Free memory was 98.4 MB in the beginning and 92.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...