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/nested9.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:52:16,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:52:16,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:52:16,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:52:16,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:52:16,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:52:16,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:52:16,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:52:16,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:52:16,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:52:16,638 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:52:16,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:52:16,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:52:16,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:52:16,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:52:16,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:52:16,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:52:16,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:52:16,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:52:16,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:52:16,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:52:16,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:52:16,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:52:16,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:52:16,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:52:16,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:52:16,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:52:16,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:52:16,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:52:16,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:52:16,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:52:16,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:52:16,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:52:16,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:52:16,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:52:16,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:52:16,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:52:16,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:52:16,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:52:16,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:52:16,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:52:16,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:52:16,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:52:16,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:52:16,722 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:52:16,723 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:52:16,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl [2019-08-06 16:52:16,724 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl' [2019-08-06 16:52:16,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:52:16,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:52:16,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:52:16,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:52:16,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:52:16,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (1/1) ... [2019-08-06 16:52:16,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:52:16,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:52:16,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:52:16,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:52:16,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:52:16" (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 16:52:16,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:52:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:52:17,145 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:52:17,146 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-06 16:52:17,147 INFO L202 PluginConnector]: Adding new model nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:17 BoogieIcfgContainer [2019-08-06 16:52:17,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:52:17,148 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:52:17,148 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:52:17,148 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:52:17,149 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:52:17" (1/1) ... [2019-08-06 16:52:17,161 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:52:17,163 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:52:17,170 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:52:17,178 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:52:17,180 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:52:17,320 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:52:17,320 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:52:17,324 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 30#(and (not (= (ite (<= ULTIMATE.start_main_~k~5 (+ (* 2 ULTIMATE.start_main_~n~5) ULTIMATE.start_main_~i~5 1)) 1 0) 0)) (< ULTIMATE.start_main_~k~5 ULTIMATE.start_main_~j~5) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (or (and (< ULTIMATE.start_main_~j~5 (* 3 ULTIMATE.start_main_~i~5)) (= ULTIMATE.start_main_~j~5 (* 2 ULTIMATE.start_main_~i~5)) (= (+ ULTIMATE.start_main_~k~5 (- 1)) ULTIMATE.start_main_~i~5) (or (and (< 0 (+ ULTIMATE.start_main_~m~5 1000000)) (<= 0 (+ ULTIMATE.start_main_~m~5 2147483648)) (<= ULTIMATE.start_main_~n~5 2147483647) (<= ULTIMATE.start_main_~m~5 2147483647) (= (+ ULTIMATE.start_main_~i~5 (- 1)) 1) (< 0 (+ ULTIMATE.start_main_~n~5 1000000)) (< ULTIMATE.start_main_~l~5 1000000) (<= ULTIMATE.start_main_~l~5 2147483647) (< 0 (+ ULTIMATE.start_main_~l~5 1000000)) (< ULTIMATE.start_main_~n~5 1000000) (< 0 ULTIMATE.start_main_~n~5) (< ULTIMATE.start_main_~m~5 1000000) (<= 0 (+ ULTIMATE.start_main_~l~5 2147483648)) (<= (* 3 ULTIMATE.start_main_~n~5) (+ ULTIMATE.start_main_~l~5 ULTIMATE.start_main_~m~5)) (<= 0 (+ ULTIMATE.start_main_~n~5 2147483648))) (and (< 0 (+ ULTIMATE.start_main_~m~5 1000000)) (<= 0 (+ ULTIMATE.start_main_~m~5 2147483648)) (<= ULTIMATE.start_main_~n~5 2147483647) (<= ULTIMATE.start_main_~m~5 2147483647) (< 0 (+ ULTIMATE.start_main_~n~5 1000000)) (< ULTIMATE.start_main_~l~5 1000000) (= (+ ULTIMATE.start_main_~i~5 (- 1)) 0) (<= ULTIMATE.start_main_~l~5 2147483647) (< 0 (+ ULTIMATE.start_main_~l~5 1000000)) (< ULTIMATE.start_main_~n~5 1000000) (< ULTIMATE.start_main_~m~5 1000000) (<= 0 (+ ULTIMATE.start_main_~l~5 2147483648)) (<= (* 3 ULTIMATE.start_main_~n~5) (+ ULTIMATE.start_main_~l~5 ULTIMATE.start_main_~m~5)) (<= 0 (+ ULTIMATE.start_main_~n~5 2147483648)))) (<= ULTIMATE.start_main_~i~5 1) (< ULTIMATE.start_main_~i~5 (+ ULTIMATE.start_main_~n~5 1)) (< ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~n~5)) (and (< ULTIMATE.start_main_~j~5 (* 3 ULTIMATE.start_main_~i~5)) (= ULTIMATE.start_main_~j~5 (* 2 ULTIMATE.start_main_~i~5)) (= (+ ULTIMATE.start_main_~k~5 (- 1)) (+ ULTIMATE.start_main_~i~5 1)) (or (and (< 0 (+ ULTIMATE.start_main_~m~5 1000000)) (<= 0 (+ ULTIMATE.start_main_~m~5 2147483648)) (<= ULTIMATE.start_main_~n~5 2147483647) (<= ULTIMATE.start_main_~m~5 2147483647) (= (+ ULTIMATE.start_main_~i~5 (- 1)) 1) (< 0 (+ ULTIMATE.start_main_~n~5 1000000)) (< ULTIMATE.start_main_~l~5 1000000) (<= ULTIMATE.start_main_~l~5 2147483647) (< 0 (+ ULTIMATE.start_main_~l~5 1000000)) (< ULTIMATE.start_main_~n~5 1000000) (< 0 ULTIMATE.start_main_~n~5) (< ULTIMATE.start_main_~m~5 1000000) (<= 0 (+ ULTIMATE.start_main_~l~5 2147483648)) (<= (* 3 ULTIMATE.start_main_~n~5) (+ ULTIMATE.start_main_~l~5 ULTIMATE.start_main_~m~5)) (<= 0 (+ ULTIMATE.start_main_~n~5 2147483648))) (and (< 0 (+ ULTIMATE.start_main_~m~5 1000000)) (<= 0 (+ ULTIMATE.start_main_~m~5 2147483648)) (<= ULTIMATE.start_main_~n~5 2147483647) (<= ULTIMATE.start_main_~m~5 2147483647) (< 0 (+ ULTIMATE.start_main_~n~5 1000000)) (< ULTIMATE.start_main_~l~5 1000000) (= (+ ULTIMATE.start_main_~i~5 (- 1)) 0) (<= ULTIMATE.start_main_~l~5 2147483647) (< 0 (+ ULTIMATE.start_main_~l~5 1000000)) (< ULTIMATE.start_main_~n~5 1000000) (< ULTIMATE.start_main_~m~5 1000000) (<= 0 (+ ULTIMATE.start_main_~l~5 2147483648)) (<= (* 3 ULTIMATE.start_main_~n~5) (+ ULTIMATE.start_main_~l~5 ULTIMATE.start_main_~m~5)) (<= 0 (+ ULTIMATE.start_main_~n~5 2147483648)))) (< ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~j~5) (<= ULTIMATE.start_main_~i~5 1) (< ULTIMATE.start_main_~i~5 (+ ULTIMATE.start_main_~n~5 1)) (< ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~n~5) (not (= (ite (<= 0 (* 2 ULTIMATE.start_main_~n~5)) 1 0) 0)))) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< ULTIMATE.start_main_~k~5 (+ ULTIMATE.start_main_~j~5 1)) (= (ite (<= ULTIMATE.start_main_~k~5 (+ (* 2 ULTIMATE.start_main_~n~5) ULTIMATE.start_main_~i~5)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|)) [2019-08-06 16:52:17,327 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:52:17,334 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:52:17,337 INFO L168 Benchmark]: Toolchain (without parser) took 558.18 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 88.2 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:17,339 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:52:17,340 INFO L168 Benchmark]: Boogie Preprocessor took 48.50 ms. Allocated memory is still 140.0 MB. Free memory was 108.1 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. [2019-08-06 16:52:17,341 INFO L168 Benchmark]: RCFGBuilder took 319.60 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 95.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:17,342 INFO L168 Benchmark]: Symbolic Interpretation took 186.59 ms. Allocated memory is still 140.0 MB. Free memory was 95.3 MB in the beginning and 88.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:52:17,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 80]: 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 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.50 ms. Allocated memory is still 140.0 MB. Free memory was 108.1 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 319.60 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 95.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 186.59 ms. Allocated memory is still 140.0 MB. Free memory was 95.3 MB in the beginning and 88.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...