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/eq/01_basic_safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:54,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:54,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:54,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:54,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:54,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:54,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:54,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:54,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:54,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:54,903 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:54,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:54,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:54,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:54,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:54,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:54,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:54,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:54,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:54,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:54,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:54,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:54,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:54,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:54,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:54,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:54,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:54,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:54,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:54,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:54,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:54,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:54,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:54,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:54,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:54,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:54,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:54,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:54,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:54,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:54,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:54,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:54,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:54,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:54,990 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:54,990 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:54,991 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_safe.bpl [2019-08-06 16:58:54,992 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/01_basic_safe.bpl' [2019-08-06 16:58:55,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:55,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:55,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:55,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:55,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:55,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:55,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:55,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:55,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:55,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:55" (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 16:58:55,138 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-06 16:58:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-06 16:58:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-06 16:58:55,357 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:55,358 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:55,359 INFO L202 PluginConnector]: Adding new model 01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:55 BoogieIcfgContainer [2019-08-06 16:58:55,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:55,360 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:55,360 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:55,360 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:55,361 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "01_basic_safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:55" (1/1) ... [2019-08-06 16:58:55,372 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:55,375 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:55,389 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-06 16:58:55,398 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:55,400 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-06 16:58:55,448 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:55,448 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:55,451 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (exists ((v_Easy_a_3 (Array Int Int)) (v_Easy_i_3 Int)) (= Easy_a (store v_Easy_a_3 Easy_x v_Easy_i_3))) (exists ((v_Easy_b_7 (Array Int Int))) (= Easy_b (store v_Easy_b_7 Easy_y Easy_j))) (= Easy_k Easy_i) (not (= (select Easy_b Easy_y) Easy_j))) [2019-08-06 16:58:55,452 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:55,463 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:55,466 INFO L168 Benchmark]: Toolchain (without parser) took 444.96 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 94.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:55,469 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:55,471 INFO L168 Benchmark]: Boogie Preprocessor took 41.96 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:55,473 INFO L168 Benchmark]: RCFGBuilder took 296.74 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 98.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:55,475 INFO L168 Benchmark]: Symbolic Interpretation took 103.64 ms. Allocated memory is still 133.2 MB. Free memory was 98.5 MB in the beginning and 94.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:55,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 133.2 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.96 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 296.74 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 98.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 103.64 ms. Allocated memory is still 133.2 MB. Free memory was 98.5 MB in the beginning and 94.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...