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/InfeasibleCoreExamples.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:38,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:38,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:38,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:38,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:38,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:38,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:38,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:38,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:38,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:38,317 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:38,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:38,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:38,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:38,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:38,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:38,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:38,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:38,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:38,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:38,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:38,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:38,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:38,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:38,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:38,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:38,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:38,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:38,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:38,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:38,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:38,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:38,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:38,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:38,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:38,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:38,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:38,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:38,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:38,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:38,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:38,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:38,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:38,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:38,394 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:38,395 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:38,395 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InfeasibleCoreExamples.bpl [2019-08-05 18:12:38,396 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InfeasibleCoreExamples.bpl' [2019-08-05 18:12:38,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:38,438 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:38,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:38,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:38,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:38,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (1/1) ... [2019-08-05 18:12:38,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:38,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:38,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:38,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:38,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:38" (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 18:12:38,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure noMemleak given in one single declaration [2019-08-05 18:12:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure noMemleak [2019-08-05 18:12:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure noMemleak [2019-08-05 18:12:38,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure firstElementUntouched given in one single declaration [2019-08-05 18:12:38,564 INFO L130 BoogieDeclarations]: Found specification of procedure firstElementUntouched [2019-08-05 18:12:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure firstElementUntouched [2019-08-05 18:12:38,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nonlinearInvariant given in one single declaration [2019-08-05 18:12:38,565 INFO L130 BoogieDeclarations]: Found specification of procedure nonlinearInvariant [2019-08-05 18:12:38,565 INFO L138 BoogieDeclarations]: Found implementation of procedure nonlinearInvariant [2019-08-05 18:12:38,567 INFO L124 BoogieDeclarations]: Specification and implementation of procedure slicing given in one single declaration [2019-08-05 18:12:38,567 INFO L130 BoogieDeclarations]: Found specification of procedure slicing [2019-08-05 18:12:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure slicing [2019-08-05 18:12:38,568 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sign given in one single declaration [2019-08-05 18:12:38,568 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-08-05 18:12:38,568 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-08-05 18:12:38,569 INFO L124 BoogieDeclarations]: Specification and implementation of procedure LandesVersicherungsAnstalt given in one single declaration [2019-08-05 18:12:38,569 INFO L130 BoogieDeclarations]: Found specification of procedure LandesVersicherungsAnstalt [2019-08-05 18:12:38,569 INFO L138 BoogieDeclarations]: Found implementation of procedure LandesVersicherungsAnstalt [2019-08-05 18:12:38,569 INFO L124 BoogieDeclarations]: Specification and implementation of procedure replaceAssingmentByHavoc given in one single declaration [2019-08-05 18:12:38,570 INFO L130 BoogieDeclarations]: Found specification of procedure replaceAssingmentByHavoc [2019-08-05 18:12:38,570 INFO L138 BoogieDeclarations]: Found implementation of procedure replaceAssingmentByHavoc [2019-08-05 18:12:39,185 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:39,186 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-05 18:12:39,187 INFO L202 PluginConnector]: Adding new model InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:39 BoogieIcfgContainer [2019-08-05 18:12:39,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:39,188 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:39,188 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:39,188 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:39,189 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:39" (1/1) ... [2019-08-05 18:12:39,200 INFO L148 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-08-05 18:12:39,203 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:39,210 INFO L160 IcfgInterpreter]: Initial procedures are [noMemleak, slicing, sign, nonlinearInvariant, replaceAssingmentByHavoc, firstElementUntouched, LandesVersicherungsAnstalt] [2019-08-05 18:12:39,218 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:39,220 INFO L185 IcfgInterpreter]: Interpreting procedure noMemleak with input of size 1 [2019-08-05 18:12:39,290 INFO L185 IcfgInterpreter]: Interpreting procedure slicing with input of size 1 [2019-08-05 18:12:39,320 INFO L185 IcfgInterpreter]: Interpreting procedure sign with input of size 1 [2019-08-05 18:12:39,343 INFO L185 IcfgInterpreter]: Interpreting procedure nonlinearInvariant with input of size 1 [2019-08-05 18:12:39,373 INFO L185 IcfgInterpreter]: Interpreting procedure replaceAssingmentByHavoc with input of size 1 [2019-08-05 18:12:39,375 INFO L185 IcfgInterpreter]: Interpreting procedure firstElementUntouched with input of size 1 [2019-08-05 18:12:39,400 INFO L185 IcfgInterpreter]: Interpreting procedure LandesVersicherungsAnstalt with input of size 1 [2019-08-05 18:12:39,436 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:39,436 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:39,439 INFO L179 IcfgInterpreter]: Location signErr0ASSERT_VIOLATIONASSERT has predicate 63#(= sign_k (- 1)) [2019-08-05 18:12:39,439 INFO L179 IcfgInterpreter]: Location nonlinearInvariantErr0ASSERT_VIOLATIONASSERT has predicate 83#(and (<= 0 nonlinearInvariant_x) (exists ((v_nonlinearInvariant_tmp_10 Int)) (= (ite (<= 0 v_nonlinearInvariant_tmp_10) (+ v_nonlinearInvariant_tmp_10 1) (+ v_nonlinearInvariant_tmp_10 (- 1))) nonlinearInvariant_tmp)) (not (<= 0 nonlinearInvariant_tmp))) [2019-08-05 18:12:39,440 INFO L179 IcfgInterpreter]: Location noMemleakErr0ASSERT_VIOLATIONASSERT has predicate 22#(and (exists ((v_noMemleak_a_11 (Array Int Bool))) (and (= (store v_noMemleak_a_11 (+ noMemleak_k (- 1)) false) noMemleak_a) (not (select v_noMemleak_a_11 (+ noMemleak_k (- 1)))))) (not (= noMemleak_b noMemleak_a))) [2019-08-05 18:12:39,440 INFO L179 IcfgInterpreter]: Location replaceAssingmentByHavocErr1ASSERT_VIOLATIONASSERT has predicate 90#(and (= replaceAssingmentByHavoc_x 0) (not (= replaceAssingmentByHavoc_y 0)) (= replaceAssingmentByHavoc_y 1)) [2019-08-05 18:12:39,440 INFO L179 IcfgInterpreter]: Location replaceAssingmentByHavocErr0ASSERT_VIOLATIONASSERT has predicate 87#false [2019-08-05 18:12:39,441 INFO L179 IcfgInterpreter]: Location firstElementUntouchedErr0ASSERT_VIOLATIONASSERT has predicate 110#(and (exists ((v_firstElementUntouched_a_12 (Array Int Int))) (= firstElementUntouched_a (store v_firstElementUntouched_a_12 firstElementUntouched_k firstElementUntouched_x))) (not (= 42 (select firstElementUntouched_a 0)))) [2019-08-05 18:12:39,441 INFO L179 IcfgInterpreter]: Location slicingErr0ASSERT_VIOLATIONASSERT has predicate 43#false [2019-08-05 18:12:39,441 INFO L179 IcfgInterpreter]: Location LandesVersicherungsAnstaltErr0ASSERT_VIOLATIONASSERT has predicate 131#(not (= 0 LandesVersicherungsAnstalt_x)) [2019-08-05 18:12:39,443 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:39,452 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:39,455 INFO L168 Benchmark]: Toolchain (without parser) took 1016.08 ms. Allocated memory is still 131.6 MB. Free memory was 107.6 MB in the beginning and 80.1 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:39,456 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:12:39,457 INFO L168 Benchmark]: Boogie Preprocessor took 49.40 ms. Allocated memory is still 131.6 MB. Free memory was 107.6 MB in the beginning and 105.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:39,458 INFO L168 Benchmark]: RCFGBuilder took 698.93 ms. Allocated memory is still 131.6 MB. Free memory was 105.5 MB in the beginning and 89.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:39,459 INFO L168 Benchmark]: Symbolic Interpretation took 264.06 ms. Allocated memory is still 131.6 MB. Free memory was 89.5 MB in the beginning and 80.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:39,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 98]: 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: 70]: 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: 28]: 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: 138]: 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: 136]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 48]: 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: 84]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 113]: 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 131.6 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.40 ms. Allocated memory is still 131.6 MB. Free memory was 107.6 MB in the beginning and 105.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 698.93 ms. Allocated memory is still 131.6 MB. Free memory was 105.5 MB in the beginning and 89.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 264.06 ms. Allocated memory is still 131.6 MB. Free memory was 89.5 MB in the beginning and 80.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...