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/BoogiePL/Jochen/tacas06/simple.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:15:35,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:15:35,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:15:35,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:15:35,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:15:35,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:15:35,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:15:35,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:15:35,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:15:35,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:15:35,218 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:15:35,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:15:35,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:15:35,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:15:35,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:15:35,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:15:35,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:15:35,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:15:35,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:15:35,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:15:35,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:15:35,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:15:35,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:15:35,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:15:35,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:15:35,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:15:35,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:15:35,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:15:35,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:15:35,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:15:35,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:15:35,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:15:35,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:15:35,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:15:35,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:15:35,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:15:35,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:15:35,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:15:35,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:15:35,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:15:35,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:15:35,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:15:35,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:15:35,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:15:35,312 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:15:35,313 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:15:35,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/Jochen/tacas06/simple.bpl [2019-08-06 14:15:35,314 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/BoogiePL/Jochen/tacas06/simple.bpl' [2019-08-06 14:15:35,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:15:35,346 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:15:35,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:15:35,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:15:35,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:15:35,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:15:35,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:15:35,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:15:35,391 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:15:35,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:15:35" (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 14:15:35,467 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 14:15:35,468 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 14:15:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 14:15:35,744 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:15:35,744 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:15:35,746 INFO L202 PluginConnector]: Adding new model simple.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:15:35 BoogieIcfgContainer [2019-08-06 14:15:35,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:15:35,747 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:15:35,747 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:15:35,747 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:15:35,748 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "simple.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:15:35" (1/1) ... [2019-08-06 14:15:35,765 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 14:15:35,770 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:15:35,777 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 14:15:35,785 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:15:35,786 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 14:15:35,858 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:15:35,858 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:15:35,862 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (not (= 0 (select main_x (+ main_i (- 1))))) (<= main_i (+ main_k 1)) (or (not (<= main_i 100)) (not (= 0 (select main_x main_k)))) (<= main_k 100) (<= 0 main_k) (= (select main_x main_i) 0) (= 0 (select main_x main_k))) [2019-08-06 14:15:35,863 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:15:35,870 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:15:35,873 INFO L168 Benchmark]: Toolchain (without parser) took 525.71 ms. Allocated memory is still 131.6 MB. Free memory was 106.3 MB in the beginning and 90.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-08-06 14:15:35,874 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 14:15:35,876 INFO L168 Benchmark]: Boogie Preprocessor took 43.38 ms. Allocated memory is still 131.6 MB. Free memory was 106.3 MB in the beginning and 104.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 14:15:35,877 INFO L168 Benchmark]: RCFGBuilder took 355.03 ms. Allocated memory is still 131.6 MB. Free memory was 104.1 MB in the beginning and 94.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-06 14:15:35,878 INFO L168 Benchmark]: Symbolic Interpretation took 123.68 ms. Allocated memory is still 131.6 MB. Free memory was 94.4 MB in the beginning and 90.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:15:35,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 23]: 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 0.24 ms. Allocated memory is still 131.6 MB. Free memory is still 107.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.38 ms. Allocated memory is still 131.6 MB. Free memory was 106.3 MB in the beginning and 104.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.03 ms. Allocated memory is still 131.6 MB. Free memory was 104.1 MB in the beginning and 94.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 123.68 ms. Allocated memory is still 131.6 MB. Free memory was 94.4 MB in the beginning and 90.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...