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/toy/SAS09-incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:05,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:05,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:05,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:05,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:05,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:05,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:05,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:05,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:05,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:05,343 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:05,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:05,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:05,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:05,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:05,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:05,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:05,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:05,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:05,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:05,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:05,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:05,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:05,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:05,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:05,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:05,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:05,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:05,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:05,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:05,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:05,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:05,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:05,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:05,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:05,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:05,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:05,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:05,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:05,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:05,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:05,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:05,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:05,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:05,418 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:05,418 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:05,419 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/SAS09-incorrect.bpl [2019-08-05 11:50:05,419 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/SAS09-incorrect.bpl' [2019-08-05 11:50:05,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:05,458 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:05,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:05,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:05,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:05,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:05,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:05,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:05,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:05,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:05" (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 11:50:05,573 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 11:50:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 11:50:05,573 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 11:50:05,749 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:05,749 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:50:05,751 INFO L202 PluginConnector]: Adding new model SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:05 BoogieIcfgContainer [2019-08-05 11:50:05,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:05,752 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:05,752 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:05,752 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:05,755 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "SAS09-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:05" (1/1) ... [2019-08-05 11:50:05,769 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 11:50:05,772 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:05,789 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 11:50:05,798 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:05,799 INFO L184 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 11:50:06,146 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-08-05 11:50:06,340 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2019-08-05 11:50:06,394 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:06,394 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:06,397 INFO L178 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 26#(and (= 5 SAS09paper_x) (= SAS09paper_y 0)) [2019-08-05 11:50:06,398 INFO L178 IcfgInterpreter]: Location SAS09paperErr1ASSERT_VIOLATIONASSERT has predicate 23#false [2019-08-05 11:50:06,406 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:06,408 INFO L168 Benchmark]: Toolchain (without parser) took 950.44 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 81.0 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:06,409 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:50:06,410 INFO L168 Benchmark]: Boogie Preprocessor took 46.80 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 105.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:06,412 INFO L168 Benchmark]: RCFGBuilder took 245.89 ms. Allocated memory is still 137.9 MB. Free memory was 105.3 MB in the beginning and 96.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:06,413 INFO L168 Benchmark]: Symbolic Interpretation took 654.68 ms. Allocated memory is still 137.9 MB. Free memory was 96.4 MB in the beginning and 81.0 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:06,416 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 24]: 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: - PositiveResult [Line: 25]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.80 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 105.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 245.89 ms. Allocated memory is still 137.9 MB. Free memory was 105.3 MB in the beginning and 96.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 654.68 ms. Allocated memory is still 137.9 MB. Free memory was 96.4 MB in the beginning and 81.0 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...