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/Pdr/BugLiveVariables01WithExtraAssert-Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:17:04,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:04,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:04,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:04,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:04,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:04,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:04,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:04,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:04,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:04,646 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:04,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:04,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:04,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:04,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:04,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:04,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:04,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:04,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:04,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:04,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:04,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:04,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:04,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:04,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:04,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:04,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:04,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:04,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:04,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:04,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:04,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:04,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:04,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:04,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:04,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:04,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:04,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:04,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:04,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:04,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:04,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:04,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:04,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:04,720 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:04,721 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:04,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/Pdr/BugLiveVariables01WithExtraAssert-Unsafe.bpl [2019-08-05 18:17:04,722 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/Pdr/BugLiveVariables01WithExtraAssert-Unsafe.bpl' [2019-08-05 18:17:04,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:04,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:04,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:04,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:04,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:04,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:04,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:04,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:04,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:04,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (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 18:17:04,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:04,865 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 18:17:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 18:17:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:05,160 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:05,161 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:05,162 INFO L202 PluginConnector]: Adding new model BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:05 BoogieIcfgContainer [2019-08-05 18:17:05,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:05,163 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:05,163 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:05,163 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:05,164 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:05" (1/1) ... [2019-08-05 18:17:05,175 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:17:05,178 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:05,185 INFO L160 IcfgInterpreter]: Initial procedures are [main, proc] [2019-08-05 18:17:05,196 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:05,197 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:05,270 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-05 18:17:05,271 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:05,272 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:05,274 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 11#(and (not (= y x)) (= 1 x)) [2019-08-05 18:17:05,275 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 18#(and (not (= y x)) (not (= 1 x))) [2019-08-05 18:17:05,276 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:05,283 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:05,286 INFO L168 Benchmark]: Toolchain (without parser) took 530.37 ms. Allocated memory is still 135.3 MB. Free memory was 111.7 MB in the beginning and 95.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:05,287 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory is still 112.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:17:05,289 INFO L168 Benchmark]: Boogie Preprocessor took 33.02 ms. Allocated memory is still 135.3 MB. Free memory was 111.7 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:05,290 INFO L168 Benchmark]: RCFGBuilder took 373.24 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 100.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:05,291 INFO L168 Benchmark]: Symbolic Interpretation took 120.97 ms. Allocated memory is still 135.3 MB. Free memory was 100.8 MB in the beginning and 95.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:05,295 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: 24]: 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 0.24 ms. Allocated memory is still 135.3 MB. Free memory is still 112.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.02 ms. Allocated memory is still 135.3 MB. Free memory was 111.7 MB in the beginning and 109.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 373.24 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 100.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 120.97 ms. Allocated memory is still 135.3 MB. Free memory was 100.8 MB in the beginning and 95.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...