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/abstractInterpretation/regression/all/stmt-old-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:07:00,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:00,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:00,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:00,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:00,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:00,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:00,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:00,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:00,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:00,299 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:00,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:00,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:00,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:00,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:00,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:00,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:00,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:00,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:00,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:00,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:00,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:00,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:00,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:00,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:00,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:00,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:00,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:00,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:00,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:00,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:00,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:00,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:00,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:00,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:00,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:00,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:00,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:00,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:00,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:00,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:00,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:00,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:00,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:00,382 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:00,383 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:00,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-old-2.bpl [2019-08-05 12:07:00,384 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-old-2.bpl' [2019-08-05 12:07:00,413 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:00,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:00,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:00,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:00,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:00,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:00,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:00,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:00,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:00,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:00" (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 12:07:00,530 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:07:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:07:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:07:00,531 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 12:07:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:07:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:07:00,532 INFO L124 BoogieDeclarations]: Specification and implementation of procedure inc given in one single declaration [2019-08-05 12:07:00,532 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2019-08-05 12:07:00,532 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2019-08-05 12:07:00,773 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:07:00,773 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:00,775 INFO L202 PluginConnector]: Adding new model stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:00 BoogieIcfgContainer [2019-08-05 12:07:00,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:00,775 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:00,776 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:00,776 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:00,778 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-old-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:00" (1/1) ... [2019-08-05 12:07:00,787 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:00,790 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:00,797 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:07:00,806 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:00,807 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:07:00,855 INFO L184 IcfgInterpreter]: Interpreting procedure foo with input of size 6 [2019-08-05 12:07:00,910 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:00,910 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:00,913 INFO L178 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 12#(and (= |old(x)| 1) (not (= |old(x)| (+ x (- 2))))) [2019-08-05 12:07:00,922 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:00,925 INFO L168 Benchmark]: Toolchain (without parser) took 509.36 ms. Allocated memory is still 141.0 MB. Free memory was 109.3 MB in the beginning and 91.8 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:00,926 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:07:00,928 INFO L168 Benchmark]: Boogie Preprocessor took 40.06 ms. Allocated memory is still 141.0 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:00,929 INFO L168 Benchmark]: RCFGBuilder took 319.27 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 97.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:00,930 INFO L168 Benchmark]: Symbolic Interpretation took 146.81 ms. Allocated memory is still 141.0 MB. Free memory was 97.8 MB in the beginning and 91.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:00,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.06 ms. Allocated memory is still 141.0 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 319.27 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 97.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 146.81 ms. Allocated memory is still 141.0 MB. Free memory was 97.8 MB in the beginning and 91.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...