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/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:14:52,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:14:52,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:14:52,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:14:52,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:14:52,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:14:52,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:14:52,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:14:52,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:14:52,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:14:52,109 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:14:52,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:14:52,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:14:52,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:14:52,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:14:52,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:14:52,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:14:52,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:14:52,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:14:52,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:14:52,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:14:52,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:14:52,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:14:52,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:14:52,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:14:52,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:14:52,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:14:52,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:14:52,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:14:52,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:14:52,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:14:52,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:14:52,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:14:52,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:14:52,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:14:52,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:14:52,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:14:52,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:14:52,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:14:52,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:14:52,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:14:52,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:14:52,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:14:52,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:14:52,182 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:14:52,183 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:14:52,184 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl [2019-08-09 14:14:52,184 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl' [2019-08-09 14:14:52,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:14:52,234 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:14:52,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:14:52,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:14:52,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:14:52,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:14:52,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:14:52,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:14:52,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:14:52,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:52" (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 14:14:52,347 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:14:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:14:52,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:14:52,546 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-09 14:14:52,549 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:14:52,551 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:14:52,552 INFO L202 PluginConnector]: Adding new model nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:52 BoogieIcfgContainer [2019-08-09 14:14:52,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:14:52,555 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:14:52,555 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:14:52,556 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:14:52,560 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:52" (1/1) ... [2019-08-09 14:14:52,724 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:14:52,731 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:14:52,733 INFO L168 Benchmark]: Toolchain (without parser) took 498.30 ms. Allocated memory is still 138.9 MB. Free memory was 106.1 MB in the beginning and 87.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:52,735 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:14:52,736 INFO L168 Benchmark]: Boogie Preprocessor took 41.22 ms. Allocated memory is still 138.9 MB. Free memory was 105.9 MB in the beginning and 104.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:52,738 INFO L168 Benchmark]: RCFGBuilder took 278.10 ms. Allocated memory is still 138.9 MB. Free memory was 103.8 MB in the beginning and 93.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:52,739 INFO L168 Benchmark]: Symbolic Interpretation took 176.23 ms. Allocated memory is still 138.9 MB. Free memory was 93.8 MB in the beginning and 87.2 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:52,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 51]: 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 64#(and (not (< ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~n~5)) (or (and (<= 10 ULTIMATE.start_main_~n~5) (= ULTIMATE.start_main_~k~5 0) (<= 0 (+ ULTIMATE.start_main_~m~5 2147483648)) (<= ULTIMATE.start_main_~n~5 2147483647) (<= ULTIMATE.start_main_~m~5 2147483647) (<= ULTIMATE.start_main_~n~5 10000) (= ULTIMATE.start_main_~i~5 0) (<= 10 ULTIMATE.start_main_~m~5) (<= ULTIMATE.start_main_~m~5 10000) (<= 0 (+ ULTIMATE.start_main_~n~5 2147483648))) (not (< ULTIMATE.start_main_~j~5 ULTIMATE.start_main_~m~5))) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (<= 100 ULTIMATE.start_main_~k~5)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|)). 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 138.9 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.22 ms. Allocated memory is still 138.9 MB. Free memory was 105.9 MB in the beginning and 104.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 278.10 ms. Allocated memory is still 138.9 MB. Free memory was 103.8 MB in the beginning and 93.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 176.23 ms. Allocated memory is still 138.9 MB. Free memory was 93.8 MB in the beginning and 87.2 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...