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/half.i_3.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:14:54,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:14:54,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:14:54,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:14:54,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:14:54,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:14:54,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:14:54,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:14:54,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:14:54,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:14:54,644 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:14:54,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:14:54,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:14:54,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:14:54,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:14:54,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:14:54,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:14:54,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:14:54,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:14:54,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:14:54,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:14:54,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:14:54,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:14:54,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:14:54,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:14:54,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:14:54,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:14:54,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:14:54,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:14:54,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:14:54,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:14:54,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:14:54,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:14:54,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:14:54,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:14:54,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:14:54,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:14:54,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:14:54,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:14:54,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:14:54,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:14:54,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:14:54,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:14:54,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:14:54,710 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:14:54,711 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:14:54,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half.i_3.bplTransformedIcfg_BEv2_4.bpl [2019-08-09 14:14:54,712 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half.i_3.bplTransformedIcfg_BEv2_4.bpl' [2019-08-09 14:14:54,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:14:54,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:14:54,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:14:54,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:14:54,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:14:54,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (1/1) ... [2019-08-09 14:14:54,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:14:54,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:14:54,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:14:54,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:14:54,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:14:54" (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 14:14:54,854 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:14:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:14:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:14:55,025 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:14:55,026 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:14:55,027 INFO L202 PluginConnector]: Adding new model half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:55 BoogieIcfgContainer [2019-08-09 14:14:55,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:14:55,028 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:14:55,028 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:14:55,028 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:14:55,030 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "half.i_3.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:14:55" (1/1) ... [2019-08-09 14:14:55,136 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:14:55,143 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:14:55,146 INFO L168 Benchmark]: Toolchain (without parser) took 398.00 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 91.6 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:55,147 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:14:55,148 INFO L168 Benchmark]: Boogie Preprocessor took 38.40 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 106.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:55,149 INFO L168 Benchmark]: RCFGBuilder took 241.29 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 96.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:55,150 INFO L168 Benchmark]: Symbolic Interpretation took 115.26 ms. Allocated memory is still 141.0 MB. Free memory was 96.3 MB in the beginning and 91.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:14:55,154 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 48]: 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 15#(and (not (< ULTIMATE.start_main_~i~5 (* 2 ULTIMATE.start_main_~k~5))) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (= ULTIMATE.start_main_~n~5 ULTIMATE.start_main_~k~5)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|) (not (< ULTIMATE.start_main_~k~5 0)) (or (and (= ULTIMATE.start_main_~i~5 1) (<= ULTIMATE.start_main_~k~5 1000000) (< 0 (* 2 ULTIMATE.start_main_~k~5)) (= ULTIMATE.start_main_~n~5 1) (<= ULTIMATE.start_main_~k~5 2147483647) (<= 0 (+ ULTIMATE.start_main_~k~5 2147483648)) (<= 0 (+ ULTIMATE.start_main_~k~5 1000000))) (and (<= ULTIMATE.start_main_~k~5 1000000) (= ULTIMATE.start_main_~i~5 0) (= ULTIMATE.start_main_~n~5 0) (<= ULTIMATE.start_main_~k~5 2147483647) (<= 0 (+ ULTIMATE.start_main_~k~5 2147483648)) (<= 0 (+ ULTIMATE.start_main_~k~5 1000000))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.40 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 106.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 241.29 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 96.3 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 115.26 ms. Allocated memory is still 141.0 MB. Free memory was 96.3 MB in the beginning and 91.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...