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 0.1.24-3b9210c [2019-08-06 16:55:14,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:14,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:14,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:14,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:14,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:14,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:14,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:14,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:15,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:15,007 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:15,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:15,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:15,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:15,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:15,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:15,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:15,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:15,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:15,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:15,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:15,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:15,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:15,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:15,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:15,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:15,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:15,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:15,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:15,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:15,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:15,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:15,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:15,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:15,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:15,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:15,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:15,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:15,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:15,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:15,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:15,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:15,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:15,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:15,104 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:15,106 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:15,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InfeasibleCoreExamples.bpl [2019-08-06 16:55:15,107 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InfeasibleCoreExamples.bpl' [2019-08-06 16:55:15,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:15,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:15,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:15,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:15,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:15,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:15,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:15,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:15,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:15,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:15" (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 [2019-08-06 16:55:15,259 INFO L124 BoogieDeclarations]: Specification and implementation of procedure noMemleak given in one single declaration [2019-08-06 16:55:15,260 INFO L130 BoogieDeclarations]: Found specification of procedure noMemleak [2019-08-06 16:55:15,260 INFO L138 BoogieDeclarations]: Found implementation of procedure noMemleak [2019-08-06 16:55:15,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure firstElementUntouched given in one single declaration [2019-08-06 16:55:15,260 INFO L130 BoogieDeclarations]: Found specification of procedure firstElementUntouched [2019-08-06 16:55:15,261 INFO L138 BoogieDeclarations]: Found implementation of procedure firstElementUntouched [2019-08-06 16:55:15,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nonlinearInvariant given in one single declaration [2019-08-06 16:55:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure nonlinearInvariant [2019-08-06 16:55:15,261 INFO L138 BoogieDeclarations]: Found implementation of procedure nonlinearInvariant [2019-08-06 16:55:15,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure slicing given in one single declaration [2019-08-06 16:55:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure slicing [2019-08-06 16:55:15,262 INFO L138 BoogieDeclarations]: Found implementation of procedure slicing [2019-08-06 16:55:15,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sign given in one single declaration [2019-08-06 16:55:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-08-06 16:55:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-08-06 16:55:15,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure LandesVersicherungsAnstalt given in one single declaration [2019-08-06 16:55:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure LandesVersicherungsAnstalt [2019-08-06 16:55:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure LandesVersicherungsAnstalt [2019-08-06 16:55:15,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure replaceAssingmentByHavoc given in one single declaration [2019-08-06 16:55:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure replaceAssingmentByHavoc [2019-08-06 16:55:15,264 INFO L138 BoogieDeclarations]: Found implementation of procedure replaceAssingmentByHavoc [2019-08-06 16:55:15,863 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:15,863 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-06 16:55:15,864 INFO L202 PluginConnector]: Adding new model InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:15 BoogieIcfgContainer [2019-08-06 16:55:15,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:15,865 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:15,865 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:15,865 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:15,866 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "InfeasibleCoreExamples.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:15" (1/1) ... [2019-08-06 16:55:15,879 INFO L148 IcfgInterpreter]: Started Sifa with 8 locations of interest [2019-08-06 16:55:15,881 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:15,889 INFO L160 IcfgInterpreter]: Initial procedures are [noMemleak, slicing, sign, nonlinearInvariant, replaceAssingmentByHavoc, firstElementUntouched, LandesVersicherungsAnstalt] [2019-08-06 16:55:15,900 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:15,902 INFO L185 IcfgInterpreter]: Interpreting procedure noMemleak with input of size 1 [2019-08-06 16:55:15,979 INFO L185 IcfgInterpreter]: Interpreting procedure slicing with input of size 1 [2019-08-06 16:55:16,013 INFO L185 IcfgInterpreter]: Interpreting procedure sign with input of size 1 [2019-08-06 16:55:16,032 INFO L185 IcfgInterpreter]: Interpreting procedure nonlinearInvariant with input of size 1 [2019-08-06 16:55:16,077 INFO L185 IcfgInterpreter]: Interpreting procedure replaceAssingmentByHavoc with input of size 1 [2019-08-06 16:55:16,081 INFO L185 IcfgInterpreter]: Interpreting procedure firstElementUntouched with input of size 1 [2019-08-06 16:55:16,116 INFO L185 IcfgInterpreter]: Interpreting procedure LandesVersicherungsAnstalt with input of size 1 [2019-08-06 16:55:16,136 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:16,137 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:16,140 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))) [2019-08-06 16:55:16,141 INFO L179 IcfgInterpreter]: Location replaceAssingmentByHavocErr0ASSERT_VIOLATIONASSERT has predicate 90#false [2019-08-06 16:55:16,142 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)))) [2019-08-06 16:55:16,142 INFO L179 IcfgInterpreter]: Location LandesVersicherungsAnstaltErr0ASSERT_VIOLATIONASSERT has predicate 131#(not (= 0 LandesVersicherungsAnstalt_x)) [2019-08-06 16:55:16,142 INFO L179 IcfgInterpreter]: Location signErr0ASSERT_VIOLATIONASSERT has predicate 63#(= sign_k (- 1)) [2019-08-06 16:55:16,143 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))) [2019-08-06 16:55:16,143 INFO L179 IcfgInterpreter]: Location replaceAssingmentByHavocErr1ASSERT_VIOLATIONASSERT has predicate 87#(and (= replaceAssingmentByHavoc_x 0) (not (= replaceAssingmentByHavoc_y 0)) (= replaceAssingmentByHavoc_y 1)) [2019-08-06 16:55:16,144 INFO L179 IcfgInterpreter]: Location slicingErr0ASSERT_VIOLATIONASSERT has predicate 43#false [2019-08-06 16:55:16,145 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:16,153 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:16,156 INFO L168 Benchmark]: Toolchain (without parser) took 1013.15 ms. Allocated memory is still 141.6 MB. Free memory was 108.4 MB in the beginning and 81.0 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,157 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 141.6 MB. Free memory was 109.9 MB in the beginning and 109.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,160 INFO L168 Benchmark]: Boogie Preprocessor took 48.42 ms. Allocated memory is still 141.6 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,161 INFO L168 Benchmark]: RCFGBuilder took 673.41 ms. Allocated memory is still 141.6 MB. Free memory was 106.2 MB in the beginning and 90.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,162 INFO L168 Benchmark]: Symbolic Interpretation took 288.13 ms. Allocated memory is still 141.6 MB. Free memory was 90.3 MB in the beginning and 81.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:16,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: - 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: - 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: - 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: 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: 84]: 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 0.17 ms. Allocated memory is still 141.6 MB. Free memory was 109.9 MB in the beginning and 109.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.42 ms. Allocated memory is still 141.6 MB. Free memory was 108.4 MB in the beginning and 106.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 673.41 ms. Allocated memory is still 141.6 MB. Free memory was 106.2 MB in the beginning and 90.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 288.13 ms. Allocated memory is still 141.6 MB. Free memory was 90.3 MB in the beginning and 81.0 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...