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-b03553c [2019-08-05 18:10:41,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:10:41,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:10:41,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:10:41,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:10:41,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:10:41,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:10:41,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:10:41,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:10:41,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:10:41,433 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:10:41,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:10:41,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:10:41,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:10:41,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:10:41,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:10:41,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:10:41,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:10:41,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:10:41,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:10:41,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:10:41,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:10:41,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:10:41,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:10:41,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:10:41,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:10:41,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:10:41,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:10:41,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:10:41,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:10:41,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:10:41,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:10:41,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:10:41,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:10:41,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:10:41,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:10:41,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:10:41,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:10:41,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:10:41,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:10:41,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:10:41,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:10:41,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:10:41,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:10:41,523 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:10:41,523 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:10:41,524 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl [2019-08-05 18:10:41,525 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/nested9.i_3.bpl' [2019-08-05 18:10:41,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:10:41,558 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:10:41,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:10:41,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:10:41,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:10:41,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:10:41,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:10:41,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:10:41,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:10:41,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:10:41" (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 [2019-08-05 18:10:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:10:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:10:41,855 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:10:41,855 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-05 18:10:41,856 INFO L202 PluginConnector]: Adding new model nested9.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:10:41 BoogieIcfgContainer [2019-08-05 18:10:41,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:10:41,857 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:10:41,857 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:10:41,857 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:10:41,858 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 05.08 06:10:41" (1/1) ... [2019-08-05 18:10:41,870 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:10:41,873 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:10:41,879 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:10:41,887 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:10:41,889 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:10:42,025 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:10:42,025 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:10:42,033 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|)) [2019-08-05 18:10:42,039 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:10:42,052 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:10:42,058 INFO L168 Benchmark]: Toolchain (without parser) took 496.07 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 89.5 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:10:42,060 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:10:42,062 INFO L168 Benchmark]: Boogie Preprocessor took 39.08 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 107.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:10:42,063 INFO L168 Benchmark]: RCFGBuilder took 258.09 ms. Allocated memory is still 133.2 MB. Free memory was 107.1 MB in the beginning and 96.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:10:42,065 INFO L168 Benchmark]: Symbolic Interpretation took 196.02 ms. Allocated memory is still 133.2 MB. Free memory was 96.6 MB in the beginning and 89.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:10:42,071 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 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.08 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 107.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 258.09 ms. Allocated memory is still 133.2 MB. Free memory was 107.1 MB in the beginning and 96.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 196.02 ms. Allocated memory is still 133.2 MB. Free memory was 96.6 MB in the beginning and 89.5 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...