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/toy/errorLocalization/branching/simple_test_for_block_encoding.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:17,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:17,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:17,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:17,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:17,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:17,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:17,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:17,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:17,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:18,000 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:18,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:18,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:18,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:18,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:18,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:18,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:18,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:18,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:18,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:18,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:18,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:18,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:18,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:18,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:18,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:18,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:18,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:18,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:18,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:18,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:18,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:18,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:18,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:18,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:18,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:18,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:18,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:18,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:18,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:18,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:18,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:18,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:18,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:18,094 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:18,094 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:18,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/branching/simple_test_for_block_encoding.bpl [2019-08-05 11:50:18,095 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/errorLocalization/branching/simple_test_for_block_encoding.bpl' [2019-08-05 11:50:18,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:18,123 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:18,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:18,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:18,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:18,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:18,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:18,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:18,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:18,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:18" (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 11:50:18,243 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 11:50:18,244 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 11:50:18,244 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 11:50:18,527 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:18,527 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:50:18,528 INFO L202 PluginConnector]: Adding new model simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:18 BoogieIcfgContainer [2019-08-05 11:50:18,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:18,529 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:18,529 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:18,529 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:18,531 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "simple_test_for_block_encoding.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:18" (1/1) ... [2019-08-05 11:50:18,542 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:18,545 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:18,552 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 11:50:18,561 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:18,563 INFO L184 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 11:50:18,622 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:18,623 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:18,626 INFO L178 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= 2 foo_x) (= 2 foo_c)) [2019-08-05 11:50:18,634 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:18,638 INFO L168 Benchmark]: Toolchain (without parser) took 513.62 ms. Allocated memory is still 141.0 MB. Free memory was 110.8 MB in the beginning and 94.4 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:18,640 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:50:18,641 INFO L168 Benchmark]: Boogie Preprocessor took 48.52 ms. Allocated memory is still 141.0 MB. Free memory was 110.6 MB in the beginning and 108.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:18,643 INFO L168 Benchmark]: RCFGBuilder took 355.20 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 98.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:18,644 INFO L168 Benchmark]: Symbolic Interpretation took 105.63 ms. Allocated memory is still 141.0 MB. Free memory was 98.7 MB in the beginning and 94.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:18,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 25]: 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 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.52 ms. Allocated memory is still 141.0 MB. Free memory was 110.6 MB in the beginning and 108.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.20 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 98.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 105.63 ms. Allocated memory is still 141.0 MB. Free memory was 98.7 MB in the beginning and 94.4 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...