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-b8c145f [2019-08-05 12:06:28,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:28,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:28,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:28,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:28,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:28,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:28,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:28,591 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:28,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:28,596 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:28,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:28,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:28,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:28,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:28,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:28,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:28,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:28,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:28,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:28,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:28,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:28,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:28,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:28,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:28,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:28,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:28,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:28,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:28,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:28,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:28,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:28,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:28,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:28,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:28,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:28,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:28,647 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:28,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:28,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:28,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:28,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:28,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:28,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:28,714 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:28,714 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:28,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/04_basic_unsafe.bpl [2019-08-05 12:06:28,715 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/04_basic_unsafe.bpl' [2019-08-05 12:06:28,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:28,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:28,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:28,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:28,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:28,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (1/1) ... [2019-08-05 12:06:28,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:28,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:28,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:28,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:28,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:28" (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 12:06:28,876 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-05 12:06:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-05 12:06:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-05 12:06:29,071 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:29,071 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:29,072 INFO L202 PluginConnector]: Adding new model 04_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:29 BoogieIcfgContainer [2019-08-05 12:06:29,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:29,073 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:29,073 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:29,073 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:29,075 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 05.08 12:06:29" (1/1) ... [2019-08-05 12:06:29,087 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-05 12:06:29,089 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:29,096 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-05 12:06:29,105 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:29,107 INFO L184 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-05 12:06:29,311 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-08-05 12:06:29,438 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:29,438 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:29,441 INFO L178 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))) [2019-08-05 12:06:29,441 INFO L178 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)) [2019-08-05 12:06:29,442 INFO L178 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)))) [2019-08-05 12:06:29,450 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:29,453 INFO L168 Benchmark]: Toolchain (without parser) took 699.41 ms. Allocated memory is still 134.2 MB. Free memory was 111.9 MB in the beginning and 91.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:29,454 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:06:29,455 INFO L168 Benchmark]: Boogie Preprocessor took 51.04 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 109.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:29,456 INFO L168 Benchmark]: RCFGBuilder took 267.44 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 100.3 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:29,457 INFO L168 Benchmark]: Symbolic Interpretation took 377.47 ms. Allocated memory is still 134.2 MB. Free memory was 100.3 MB in the beginning and 91.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:29,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: 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: 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 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.04 ms. Allocated memory is still 134.2 MB. Free memory was 111.7 MB in the beginning and 109.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 267.44 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 100.3 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 377.47 ms. Allocated memory is still 134.2 MB. Free memory was 100.3 MB in the beginning and 91.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...