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/abstractInterpretation/unclassified/Fibonaccinacci_incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:07:10,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:10,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:10,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:10,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:10,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:10,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:10,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:10,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:10,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:10,796 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:10,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:10,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:10,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:10,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:10,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:10,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:10,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:10,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:10,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:10,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:10,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:10,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:10,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:10,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:10,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:10,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:10,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:10,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:10,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:10,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:10,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:10,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:10,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:10,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:10,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:10,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:10,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:10,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:10,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:10,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:10,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:10,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:10,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:10,879 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:10,880 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:10,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Fibonaccinacci_incorrect.bpl [2019-08-05 12:07:10,881 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Fibonaccinacci_incorrect.bpl' [2019-08-05 12:07:10,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:10,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:10,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:10,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:10,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:10,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (1/1) ... [2019-08-05 12:07:10,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:10,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:10,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:10,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:10,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:10" (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 12:07:11,020 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:07:11,020 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:07:11,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:07:11,251 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:07:11,251 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:11,252 INFO L202 PluginConnector]: Adding new model Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:11 BoogieIcfgContainer [2019-08-05 12:07:11,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:11,253 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:11,253 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:11,253 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:11,254 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Fibonaccinacci_incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:11" (1/1) ... [2019-08-05 12:07:11,263 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:11,266 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:11,273 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:07:11,280 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:11,281 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:07:11,502 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2019-08-05 12:07:11,649 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2019-08-05 12:07:11,761 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2019-08-05 12:07:12,050 WARN L188 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2019-08-05 12:07:12,498 WARN L188 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2019-08-05 12:07:12,642 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2019-08-05 12:07:13,076 WARN L188 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2019-08-05 12:07:13,203 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 17 [2019-08-05 12:07:13,357 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:13,357 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:13,361 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 71#(and (not (< 0 main_x)) (not (< 35 main_z)) (< (+ main_x 1) main_y) (not (< main_z 35)) (<= main_y (+ main_x 2))) [2019-08-05 12:07:13,368 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:13,370 INFO L168 Benchmark]: Toolchain (without parser) took 2460.81 ms. Allocated memory was 134.7 MB in the beginning and 168.8 MB in the end (delta: 34.1 MB). Free memory was 111.0 MB in the beginning and 113.1 MB in the end (delta: -2.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:13,372 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 112.2 MB in the beginning and 112.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:07:13,373 INFO L168 Benchmark]: Boogie Preprocessor took 40.72 ms. Allocated memory is still 134.7 MB. Free memory was 111.0 MB in the beginning and 108.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:13,374 INFO L168 Benchmark]: RCFGBuilder took 301.61 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 99.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:13,375 INFO L168 Benchmark]: Symbolic Interpretation took 2115.92 ms. Allocated memory was 134.7 MB in the beginning and 168.8 MB in the end (delta: 34.1 MB). Free memory was 99.4 MB in the beginning and 113.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:13,379 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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 134.7 MB. Free memory was 112.2 MB in the beginning and 112.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.72 ms. Allocated memory is still 134.7 MB. Free memory was 111.0 MB in the beginning and 108.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 301.61 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 99.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2115.92 ms. Allocated memory was 134.7 MB in the beginning and 168.8 MB in the end (delta: 34.1 MB). Free memory was 99.4 MB in the beginning and 113.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...