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/06_basic.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:14,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:14,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:14,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:14,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:14,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:14,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:14,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:14,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:14,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:14,350 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:14,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:14,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:14,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:14,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:14,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:14,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:14,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:14,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:14,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:14,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:14,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:14,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:14,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:14,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:14,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:14,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:14,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:14,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:14,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:14,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:14,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:14,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:14,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:14,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:14,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:14,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:14,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:14,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:14,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:14,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:14,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:14,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:14,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:14,421 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:14,421 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:14,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/06_basic.bpl [2019-08-05 18:16:14,422 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/06_basic.bpl' [2019-08-05 18:16:14,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:14,449 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:14,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:14,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:14,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:14,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:14,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:14,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:14,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:14,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "06_basic.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:14" (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 18:16:14,554 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-05 18:16:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-05 18:16:14,555 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-05 18:16:14,764 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:16:14,764 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:14,765 INFO L202 PluginConnector]: Adding new model 06_basic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:14 BoogieIcfgContainer [2019-08-05 18:16:14,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:14,766 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:14,766 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:14,767 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:14,768 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "06_basic.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:14" (1/1) ... [2019-08-05 18:16:14,780 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:16:14,783 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:14,793 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-05 18:16:14,807 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:14,809 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-05 18:16:14,882 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:14,882 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:14,885 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (exists ((v_Easy_a_7 (Array Int Int))) (= Easy_a (store v_Easy_a_7 Easy_z Easy_i))) (= (select Easy_a Easy_z) Easy_y) (not (= (select Easy_a Easy_x) Easy_i)) (or (not (= (select Easy_a Easy_z) Easy_y)) (= (select Easy_a Easy_x) Easy_i)) (exists ((v_Easy_i_7 Int) (v_Easy_b_3 (Array Int Int))) (= Easy_b (store v_Easy_b_3 Easy_x v_Easy_i_7))) (= (select Easy_b Easy_x) Easy_k)) [2019-08-05 18:16:14,886 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:14,894 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:14,903 INFO L168 Benchmark]: Toolchain (without parser) took 449.88 ms. Allocated memory is still 134.7 MB. Free memory was 107.1 MB in the beginning and 91.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:14,905 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:14,908 INFO L168 Benchmark]: Boogie Preprocessor took 36.93 ms. Allocated memory is still 134.7 MB. Free memory was 107.1 MB in the beginning and 105.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:14,911 INFO L168 Benchmark]: RCFGBuilder took 278.57 ms. Allocated memory is still 134.7 MB. Free memory was 105.0 MB in the beginning and 95.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:14,914 INFO L168 Benchmark]: Symbolic Interpretation took 128.54 ms. Allocated memory is still 134.7 MB. Free memory was 95.9 MB in the beginning and 91.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:14,919 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 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.93 ms. Allocated memory is still 134.7 MB. Free memory was 107.1 MB in the beginning and 105.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 278.57 ms. Allocated memory is still 134.7 MB. Free memory was 105.0 MB in the beginning and 95.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 128.54 ms. Allocated memory is still 134.7 MB. Free memory was 95.9 MB in the beginning and 91.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...