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/Pdr/simpleProgramWithProcedureTwoAssertsUnsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:17:06,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:06,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:06,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:06,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:06,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:06,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:06,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:06,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:06,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:06,353 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:06,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:06,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:06,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:06,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:06,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:06,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:06,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:06,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:06,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:06,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:06,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:06,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:06,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:06,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:06,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:06,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:06,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:06,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:06,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:06,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:06,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:06,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:06,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:06,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:06,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:06,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:06,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:06,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:06,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:06,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:06,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:06,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:06,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:06,468 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:06,468 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:06,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/Pdr/simpleProgramWithProcedureTwoAssertsUnsafe.bpl [2019-08-05 18:17:06,470 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/Pdr/simpleProgramWithProcedureTwoAssertsUnsafe.bpl' [2019-08-05 18:17:06,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:06,501 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:06,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:06,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:06,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:06,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:06,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:06,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:06,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:06,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:06" (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 18:17:06,617 INFO L124 BoogieDeclarations]: Specification and implementation of procedure inc given in one single declaration [2019-08-05 18:17:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2019-08-05 18:17:06,618 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2019-08-05 18:17:06,618 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:17:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:06,947 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:06,948 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:06,949 INFO L202 PluginConnector]: Adding new model simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:06 BoogieIcfgContainer [2019-08-05 18:17:06,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:06,950 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:06,950 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:06,950 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:06,952 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "simpleProgramWithProcedureTwoAssertsUnsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:06" (1/1) ... [2019-08-05 18:17:06,964 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:17:06,967 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:06,979 INFO L160 IcfgInterpreter]: Initial procedures are [main, inc] [2019-08-05 18:17:06,991 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:06,993 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:07,055 INFO L185 IcfgInterpreter]: Interpreting procedure inc with input of size 1 [2019-08-05 18:17:07,056 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:07,056 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:07,059 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 11#(and (not (= (+ main_x 1) y)) (= 1 y)) [2019-08-05 18:17:07,059 INFO L179 IcfgInterpreter]: Location incErr0ASSERT_VIOLATIONASSERT has predicate 18#(not (= 1 y)) [2019-08-05 18:17:07,060 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:07,068 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:07,070 INFO L168 Benchmark]: Toolchain (without parser) took 568.33 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 93.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:07,072 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:17:07,073 INFO L168 Benchmark]: Boogie Preprocessor took 42.11 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 106.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:07,074 INFO L168 Benchmark]: RCFGBuilder took 405.02 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 98.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:07,075 INFO L168 Benchmark]: Symbolic Interpretation took 117.92 ms. Allocated memory is still 132.6 MB. Free memory was 98.0 MB in the beginning and 93.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:07,078 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: - UnprovableResult [Line: 13]: 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 132.6 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.11 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 106.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 405.02 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 98.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 117.92 ms. Allocated memory is still 132.6 MB. Free memory was 98.0 MB in the beginning and 93.1 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...