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/all/expr-add.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:22,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:22,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:22,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:22,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:22,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:22,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:22,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:22,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:22,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:22,519 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:22,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:22,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:22,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:22,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:22,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:22,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:22,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:22,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:22,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:22,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:22,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:22,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:22,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:22,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:22,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:22,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:22,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:22,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:22,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:22,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:22,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:22,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:22,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:22,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:22,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:22,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:22,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:22,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:22,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:22,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:22,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:22,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:22,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:22,651 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:22,653 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:22,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-add.bpl [2019-08-05 18:16:22,654 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-add.bpl' [2019-08-05 18:16:22,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:22,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:22,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:22,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:22,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:22,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:22,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:22,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:22,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:22,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-add.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:22" (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 18:16:22,806 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 18:16:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 18:16:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 18:16:22,971 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:16:22,971 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:22,973 INFO L202 PluginConnector]: Adding new model expr-add.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:22 BoogieIcfgContainer [2019-08-05 18:16:22,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:22,973 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:22,973 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:22,974 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:22,975 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-add.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:22" (1/1) ... [2019-08-05 18:16:22,986 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:16:22,989 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:22,996 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 18:16:23,004 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:23,006 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 18:16:23,053 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:23,053 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:23,057 INFO L179 IcfgInterpreter]: Location fooErr1ASSERT_VIOLATIONASSERT has predicate 7#(and (<= foo_x 10) (<= 0 foo_x) (not (= 7 foo_x)) (= 7 (+ foo_x 5))) [2019-08-05 18:16:23,057 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 10#false [2019-08-05 18:16:23,058 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:23,070 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:23,073 INFO L168 Benchmark]: Toolchain (without parser) took 384.25 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 92.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:23,074 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:16:23,076 INFO L168 Benchmark]: Boogie Preprocessor took 44.09 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 105.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:23,077 INFO L168 Benchmark]: RCFGBuilder took 240.07 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 96.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:23,079 INFO L168 Benchmark]: Symbolic Interpretation took 96.76 ms. Allocated memory is still 131.1 MB. Free memory was 96.3 MB in the beginning and 92.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:23,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 8]: 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: - PositiveResult [Line: 6]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.09 ms. Allocated memory is still 131.1 MB. Free memory was 107.4 MB in the beginning and 105.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 240.07 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 96.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 96.76 ms. Allocated memory is still 131.1 MB. Free memory was 96.3 MB in the beginning and 92.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...