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/04_basic_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:52,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:52,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:52,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:52,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:52,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:52,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:52,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:52,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:52,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:52,549 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:52,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:52,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:52,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:52,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:52,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:52,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:52,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:52,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:52,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:52,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:52,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:52,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:52,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:52,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:52,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:52,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:52,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:52,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:52,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:52,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:52,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:52,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:52,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:52,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:52,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:52,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:52,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:52,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:52,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:52,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:52,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:52,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:52,620 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:52,621 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:52,621 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:52,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/04_basic_unsafe.bpl [2019-08-06 16:58:52,622 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/04_basic_unsafe.bpl' [2019-08-06 16:58:52,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:52,651 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:52,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:52,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:52,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:52,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (1/1) ... [2019-08-06 16:58:52,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:52,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:52,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:52,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:52,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:52" (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 16:58:52,763 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-06 16:58:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-06 16:58:52,764 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-06 16:58:53,035 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:53,036 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:53,038 INFO L202 PluginConnector]: Adding new model 04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:53 BoogieIcfgContainer [2019-08-06 16:58:53,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:53,039 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:53,039 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:53,039 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:53,040 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:53" (1/1) ... [2019-08-06 16:58:53,051 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:58:53,055 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:53,066 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-06 16:58:53,077 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:53,079 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-06 16:58:53,163 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:53,163 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:53,167 INFO L179 IcfgInterpreter]: Location EasyErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (exists ((v_Easy_a_3 (Array Int Int))) (= Easy_a (store v_Easy_a_3 Easy_z Easy_i))) (= (select Easy_b Easy_y) Easy_k) (exists ((v_Easy_b_7 (Array Int Int))) (= Easy_b (store v_Easy_b_7 Easy_y Easy_j))) (= Easy_z Easy_y) (= Easy_k Easy_i)) [2019-08-06 16:58:53,168 INFO L179 IcfgInterpreter]: Location EasyErr1ASSERT_VIOLATIONASSERT has predicate 11#(and (exists ((v_Easy_a_3 (Array Int Int))) (= Easy_a (store v_Easy_a_3 Easy_z Easy_i))) (= (select Easy_b Easy_y) Easy_k) (exists ((v_Easy_b_7 (Array Int Int))) (= Easy_b (store v_Easy_b_7 Easy_y Easy_j))) (= Easy_k Easy_i) (not (= Easy_z Easy_y))) [2019-08-06 16:58:53,168 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (exists ((v_Easy_a_3 (Array Int Int))) (= Easy_a (store v_Easy_a_3 Easy_z Easy_i))) (= (select Easy_b Easy_y) Easy_k) (not (= Easy_k Easy_i)) (exists ((v_Easy_b_7 (Array Int Int))) (= Easy_b (store v_Easy_b_7 Easy_y Easy_j)))) [2019-08-06 16:58:53,170 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:53,178 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:53,181 INFO L168 Benchmark]: Toolchain (without parser) took 528.58 ms. Allocated memory is still 130.5 MB. Free memory was 107.2 MB in the beginning and 91.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,182 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 130.5 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. [2019-08-06 16:58:53,183 INFO L168 Benchmark]: Boogie Preprocessor took 43.39 ms. Allocated memory is still 130.5 MB. Free memory was 107.0 MB in the beginning and 105.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,185 INFO L168 Benchmark]: RCFGBuilder took 342.72 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 96.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,186 INFO L168 Benchmark]: Symbolic Interpretation took 139.14 ms. Allocated memory is still 130.5 MB. Free memory was 96.1 MB in the beginning and 91.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:53,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 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: 17]: 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 0.15 ms. Allocated memory is still 130.5 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 43.39 ms. Allocated memory is still 130.5 MB. Free memory was 107.0 MB in the beginning and 105.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.72 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 96.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 139.14 ms. Allocated memory is still 130.5 MB. Free memory was 96.1 MB in the beginning and 91.3 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...