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/scalable/INC_FlaggedConditional2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:17,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:17,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:17,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:17,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:17,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:17,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:17,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:17,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:17,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:17,374 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:17,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:17,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:17,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:17,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:17,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:17,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:17,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:17,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:17,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:17,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:17,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:17,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:17,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:17,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:17,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:17,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:17,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:17,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:17,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:17,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:17,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:17,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:17,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:17,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:17,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:17,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:17,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:17,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:17,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:17,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:17,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:17,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:17,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:17,491 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:17,492 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:17,493 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional2.bpl [2019-08-05 11:51:17,494 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_FlaggedConditional2.bpl' [2019-08-05 11:51:17,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:17,530 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:17,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:17,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:17,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:17,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:17,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:17,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:17,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:17,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:17" (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 11:51:17,654 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 11:51:17,654 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 11:51:17,654 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 11:51:17,900 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:51:17,901 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:51:17,902 INFO L202 PluginConnector]: Adding new model INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:17 BoogieIcfgContainer [2019-08-05 11:51:17,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:17,902 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:17,902 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:17,902 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:17,904 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_FlaggedConditional2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:17" (1/1) ... [2019-08-05 11:51:17,915 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:17,918 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:17,924 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 11:51:17,932 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:17,933 INFO L184 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 11:51:18,240 WARN L188 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 13 [2019-08-05 11:51:18,358 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 14 [2019-08-05 11:51:18,410 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:18,410 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:18,413 INFO L178 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 17#(and (not (= 0 foo_y)) (not (= 0 foo_x))) [2019-08-05 11:51:18,420 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:18,422 INFO L168 Benchmark]: Toolchain (without parser) took 891.86 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 80.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,424 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 110.3 MB in the beginning and 110.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,425 INFO L168 Benchmark]: Boogie Preprocessor took 49.55 ms. Allocated memory is still 139.5 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 11:51:18,426 INFO L168 Benchmark]: RCFGBuilder took 321.32 ms. Allocated memory is still 139.5 MB. Free memory was 106.7 MB in the beginning and 96.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,427 INFO L168 Benchmark]: Symbolic Interpretation took 518.17 ms. Allocated memory is still 139.5 MB. Free memory was 96.0 MB in the beginning and 80.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:18,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 29]: 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 139.5 MB. Free memory was 110.3 MB in the beginning and 110.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.55 ms. Allocated memory is still 139.5 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 321.32 ms. Allocated memory is still 139.5 MB. Free memory was 106.7 MB in the beginning and 96.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 518.17 ms. Allocated memory is still 139.5 MB. Free memory was 96.0 MB in the beginning and 80.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...