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/regression/bpl/Invariant01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:23,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:23,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:23,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:23,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:23,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:23,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:23,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:23,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:23,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:23,228 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:23,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:23,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:23,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:23,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:23,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:23,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:23,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:23,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:23,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:23,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:23,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:23,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:23,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:23,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:23,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:23,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:23,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:23,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:23,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:23,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:23,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:23,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:23,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:23,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:23,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:23,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:23,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:23,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:23,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:23,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:23,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:23,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:23,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:23,339 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:23,340 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:23,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/Invariant01.bpl [2019-08-05 18:15:23,341 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/Invariant01.bpl' [2019-08-05 18:15:23,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:23,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:23,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:23,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:23,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:23,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:23,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:23,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:23,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:23,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:23" (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 18:15:23,493 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:15:23,494 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:15:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:15:23,722 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:23,722 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:23,723 INFO L202 PluginConnector]: Adding new model Invariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:23 BoogieIcfgContainer [2019-08-05 18:15:23,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:23,725 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:23,725 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:23,725 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:23,726 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Invariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:23" (1/1) ... [2019-08-05 18:15:23,739 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:23,744 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:23,758 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:15:23,767 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:23,769 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:15:23,878 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:23,878 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:23,881 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 29#(and (or (and (<= 2 main_x) (<= 0 (+ main_x 2)) (<= 0 (+ main_x 1))) (= main_x 5)) (not (<= 3 main_x))) [2019-08-05 18:15:23,882 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:23,892 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:23,895 INFO L168 Benchmark]: Toolchain (without parser) took 523.83 ms. Allocated memory is still 109.1 MB. Free memory was 79.0 MB in the beginning and 63.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:23,898 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 109.1 MB. Free memory was 80.1 MB in the beginning and 79.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:23,900 INFO L168 Benchmark]: Boogie Preprocessor took 45.48 ms. Allocated memory is still 109.1 MB. Free memory was 78.8 MB in the beginning and 76.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:23,903 INFO L168 Benchmark]: RCFGBuilder took 306.83 ms. Allocated memory is still 109.1 MB. Free memory was 76.7 MB in the beginning and 68.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:23,904 INFO L168 Benchmark]: Symbolic Interpretation took 167.94 ms. Allocated memory is still 109.1 MB. Free memory was 68.6 MB in the beginning and 63.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:23,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and 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 0.16 ms. Allocated memory is still 109.1 MB. Free memory was 80.1 MB in the beginning and 79.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.48 ms. Allocated memory is still 109.1 MB. Free memory was 78.8 MB in the beginning and 76.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 306.83 ms. Allocated memory is still 109.1 MB. Free memory was 76.7 MB in the beginning and 68.8 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 167.94 ms. Allocated memory is still 109.1 MB. Free memory was 68.6 MB in the beginning and 63.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...