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/InvariantChecking/showcase/ArrayInitialization01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:12:13,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:12:13,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:12:13,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:12:13,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:12:13,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:12:13,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:12:13,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:12:13,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:12:13,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:12:13,757 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:12:13,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:12:13,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:12:13,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:12:13,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:12:13,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:12:13,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:12:13,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:12:13,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:12:13,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:12:13,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:12:13,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:12:13,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:12:13,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:12:13,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:12:13,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:12:13,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:12:13,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:12:13,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:12:13,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:12:13,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:12:13,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:12:13,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:12:13,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:12:13,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:12:13,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:12:13,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:12:13,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:12:13,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:12:13,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:12:13,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:12:13,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:12:13,827 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:12:13,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:12:13,832 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:12:13,832 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:12:13,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantChecking/showcase/ArrayInitialization01.bpl [2019-08-05 18:12:13,833 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantChecking/showcase/ArrayInitialization01.bpl' [2019-08-05 18:12:13,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:12:13,868 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:12:13,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:12:13,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:12:13,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:12:13,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (1/1) ... [2019-08-05 18:12:13,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:12:13,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:12:13,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:12:13,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:12:13,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:12:13" (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 18:12:13,989 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:12:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:12:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:12:14,257 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:12:14,257 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:12:14,258 INFO L202 PluginConnector]: Adding new model ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:14 BoogieIcfgContainer [2019-08-05 18:12:14,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:12:14,259 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:12:14,259 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:12:14,260 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:12:14,260 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ArrayInitialization01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:12:14" (1/1) ... [2019-08-05 18:12:14,272 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:12:14,275 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:12:14,281 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:12:14,289 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:12:14,291 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:12:14,409 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:12:14,410 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:12:14,414 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 27#(and (not (= (select main_a main_j) 23)) (<= 0 main_n) (or (= (select main_a main_j) 23) (not (<= 0 main_j)) (not (<= (+ main_j 1) main_i)) (not (<= main_j main_n))) (<= 0 main_i) (<= main_j main_n) (exists ((v_main_a_11 (Array Int Int))) (= (store v_main_a_11 (+ main_i (- 1)) 23) main_a)) (not (<= main_i main_n)) (<= main_i (+ main_n 1)) (<= 0 main_j)) [2019-08-05 18:12:14,416 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONINVARIANTandASSERT has predicate 33#(and (or (not (<= main_i (+ main_n 1))) (not (<= 0 main_i)) (and (not (= (select main_a main_j) 23)) (<= main_j main_n) (<= (+ main_j 1) main_i) (<= 0 main_j)) (not (<= 0 main_n))) (or (and (exists ((v_main_a_12 (Array Int Int))) (and (exists ((v_main_a_11 (Array Int Int))) (= (store v_main_a_11 (+ main_i (- 2)) 23) v_main_a_12)) (= (store v_main_a_12 (+ main_i (- 1)) 23) main_a) (or (not (<= 0 main_j)) (not (<= (+ main_j 2) main_i)) (= (select v_main_a_12 main_j) 23) (not (<= main_j main_n))))) (<= 0 main_n) (<= main_i (+ main_n 2)) (<= 1 main_i) (<= main_i (+ main_n 1))) (and (<= 0 main_n) (= main_i 0)))) [2019-08-05 18:12:14,419 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:12:14,428 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:12:14,431 INFO L168 Benchmark]: Toolchain (without parser) took 561.36 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 91.0 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:14,432 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:12:14,434 INFO L168 Benchmark]: Boogie Preprocessor took 45.20 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:14,435 INFO L168 Benchmark]: RCFGBuilder took 343.74 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 97.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:14,436 INFO L168 Benchmark]: Symbolic Interpretation took 168.85 ms. Allocated memory is still 141.0 MB. Free memory was 97.3 MB in the beginning and 91.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:12:14,442 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 25]: 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: 18]: Unable to prove that loop invariant is valid and assertion always holds Unable to prove that loop invariant is valid and 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 141.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.20 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 107.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 343.74 ms. Allocated memory is still 141.0 MB. Free memory was 107.3 MB in the beginning and 97.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 168.85 ms. Allocated memory is still 141.0 MB. Free memory was 97.3 MB in the beginning and 91.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...