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.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:07:13,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:13,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:13,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:13,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:13,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:13,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:13,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:13,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:13,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:13,074 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:13,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:13,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:13,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:13,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:13,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:13,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:13,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:13,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:13,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:13,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:13,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:13,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:13,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:13,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:13,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:13,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:13,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:13,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:13,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:13,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:13,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:13,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:13,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:13,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:13,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:13,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:13,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:13,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:13,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:13,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:13,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:13,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:13,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:13,164 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:13,165 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:13,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Fibonaccinacci.bpl [2019-08-05 12:07:13,166 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/Fibonaccinacci.bpl' [2019-08-05 12:07:13,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:13,205 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:13,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:13,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:13,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:13,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:13,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:13,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:13,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:13,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:13" (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 12:07:13,334 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:07:13,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:07:13,335 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:07:13,510 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:07:13,510 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:13,511 INFO L202 PluginConnector]: Adding new model Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:13 BoogieIcfgContainer [2019-08-05 12:07:13,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:13,512 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:13,512 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:13,512 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:13,514 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Fibonaccinacci.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:13" (1/1) ... [2019-08-05 12:07:13,525 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:13,528 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:13,536 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:07:13,545 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:13,546 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:07:13,844 WARN L188 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2019-08-05 12:07:14,144 WARN L188 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2019-08-05 12:07:14,277 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2019-08-05 12:07:14,591 WARN L188 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2019-08-05 12:07:14,949 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2019-08-05 12:07:15,117 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2019-08-05 12:07:15,501 WARN L188 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2019-08-05 12:07:15,799 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:15,799 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:15,803 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 71#(and (not (< 0 main_x)) (< (+ main_x 1) main_y) (not (= main_z 35)) (<= main_y (+ main_x 2))) [2019-08-05 12:07:15,810 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:15,813 INFO L168 Benchmark]: Toolchain (without parser) took 2607.47 ms. Allocated memory was 140.5 MB in the beginning and 177.2 MB in the end (delta: 36.7 MB). Free memory was 110.1 MB in the beginning and 116.2 MB in the end (delta: -6.1 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:15,815 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:07:15,816 INFO L168 Benchmark]: Boogie Preprocessor took 51.05 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:15,817 INFO L168 Benchmark]: RCFGBuilder took 254.44 ms. Allocated memory is still 140.5 MB. Free memory was 107.9 MB in the beginning and 98.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:15,818 INFO L168 Benchmark]: Symbolic Interpretation took 2298.84 ms. Allocated memory was 140.5 MB in the beginning and 177.2 MB in the end (delta: 36.7 MB). Free memory was 98.7 MB in the beginning and 116.2 MB in the end (delta: -17.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:15,824 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 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.05 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 254.44 ms. Allocated memory is still 140.5 MB. Free memory was 107.9 MB in the beginning and 98.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2298.84 ms. Allocated memory was 140.5 MB in the beginning and 177.2 MB in the end (delta: 36.7 MB). Free memory was 98.7 MB in the beginning and 116.2 MB in the end (delta: -17.5 MB). Peak memory consumption was 43.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...