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/03_basic_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:57,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:57,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:58,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:58,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:58,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:58,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:58,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:58,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:58,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:58,009 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:58,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:58,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:58,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:58,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:58,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:58,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:58,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:58,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:58,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:58,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:58,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:58,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:58,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:58,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:58,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:58,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:58,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:58,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:58,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:58,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:58,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:58,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:58,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:58,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:58,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:58,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:58,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:58,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:58,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:58,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:58,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:58,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:58,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:58,088 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:58,089 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:58,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/03_basic_unsafe.bpl [2019-08-06 16:58:58,090 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/03_basic_unsafe.bpl' [2019-08-06 16:58:58,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:58,125 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:58,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:58,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:58,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:58,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:58,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:58,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:58,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:58,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:58" (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 16:58:58,248 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Easy given in one single declaration [2019-08-06 16:58:58,248 INFO L130 BoogieDeclarations]: Found specification of procedure Easy [2019-08-06 16:58:58,248 INFO L138 BoogieDeclarations]: Found implementation of procedure Easy [2019-08-06 16:58:58,506 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:58,506 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:58,508 INFO L202 PluginConnector]: Adding new model 03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:58 BoogieIcfgContainer [2019-08-06 16:58:58,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:58,508 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:58,509 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:58,509 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:58,510 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "03_basic_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:58" (1/1) ... [2019-08-06 16:58:58,521 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:58:58,524 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:58,538 INFO L160 IcfgInterpreter]: Initial procedures are [Easy] [2019-08-06 16:58:58,546 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:58,547 INFO L185 IcfgInterpreter]: Interpreting procedure Easy with input of size 1 [2019-08-06 16:58:58,607 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:58,607 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:58,610 INFO L179 IcfgInterpreter]: Location EasyErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (not (= Easy_j Easy_i)) (exists ((v_Easy_i_7 Int) (v_Easy_a_11 (Array Int Int))) (= Easy_a (store (store (store v_Easy_a_11 Easy_x v_Easy_i_7) Easy_y Easy_i) Easy_z Easy_k))) (= Easy_k Easy_j)) [2019-08-06 16:58:58,610 INFO L179 IcfgInterpreter]: Location EasyErr1ASSERT_VIOLATIONASSERT has predicate 11#(and (= Easy_j Easy_i) (not (= (select Easy_a Easy_x) Easy_i)) (exists ((v_Easy_i_7 Int) (v_Easy_a_11 (Array Int Int))) (= Easy_a (store (store (store v_Easy_a_11 Easy_x v_Easy_i_7) Easy_y Easy_i) Easy_z Easy_k))) (= Easy_k Easy_j)) [2019-08-06 16:58:58,611 INFO L179 IcfgInterpreter]: Location EasyErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (= Easy_j Easy_i) (= (select Easy_a Easy_z) Easy_j) (= (select Easy_a Easy_x) Easy_i) (exists ((v_Easy_i_7 Int) (v_Easy_a_11 (Array Int Int))) (= Easy_a (store (store (store v_Easy_a_11 Easy_x v_Easy_i_7) Easy_y Easy_i) Easy_z Easy_k))) (= Easy_k Easy_j)) [2019-08-06 16:58:58,612 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:58,619 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:58,622 INFO L168 Benchmark]: Toolchain (without parser) took 497.15 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 92.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:58,623 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:58,624 INFO L168 Benchmark]: Boogie Preprocessor took 45.17 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:58,631 INFO L168 Benchmark]: RCFGBuilder took 335.50 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 96.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:58,633 INFO L168 Benchmark]: Symbolic Interpretation took 110.89 ms. Allocated memory is still 132.1 MB. Free memory was 96.7 MB in the beginning and 92.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:58,636 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: 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: - UnprovableResult [Line: 21]: 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 132.1 MB. Free memory is still 109.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.17 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 335.50 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 96.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 110.89 ms. Allocated memory is still 132.1 MB. Free memory was 96.7 MB in the beginning and 92.0 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...