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-e6f8464 [2019-08-06 14:26:39,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:26:39,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:26:39,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:26:39,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:26:39,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:26:40,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:26:40,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:26:40,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:26:40,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:26:40,007 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:26:40,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:26:40,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:26:40,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:26:40,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:26:40,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:26:40,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:26:40,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:26:40,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:26:40,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:26:40,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:26:40,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:26:40,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:26:40,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:26:40,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:26:40,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:26:40,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:26:40,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:26:40,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:26:40,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:26:40,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:26:40,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:26:40,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:26:40,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:26:40,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:26:40,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:26:40,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:26:40,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:26:40,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:26:40,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:26:40,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:26:40,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:26:40,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:26:40,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:26:40,117 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:26:40,118 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:26:40,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/Pdr/BugLiveVariables01WithExtraAssert-Unsafe.bpl [2019-08-06 14:26:40,121 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/Pdr/BugLiveVariables01WithExtraAssert-Unsafe.bpl' [2019-08-06 14:26:40,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:26:40,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:26:40,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:26:40,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:26:40,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:26:40,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:26:40,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:26:40,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:26:40,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:26:40,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:40" (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 14:26:40,284 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 14:26:40,285 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-06 14:26:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-06 14:26:40,285 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 14:26:40,584 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:26:40,584 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:26:40,586 INFO L202 PluginConnector]: Adding new model BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:40 BoogieIcfgContainer [2019-08-06 14:26:40,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:26:40,587 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:26:40,587 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:26:40,587 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:26:40,589 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugLiveVariables01WithExtraAssert-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:40" (1/1) ... [2019-08-06 14:26:40,603 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-06 14:26:40,606 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:26:40,614 INFO L160 IcfgInterpreter]: Initial procedures are [main, proc] [2019-08-06 14:26:40,625 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:26:40,630 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 14:26:40,718 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-06 14:26:40,722 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:26:40,723 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:26:40,727 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 18#(and (not (= y x)) (not (= 1 x))) [2019-08-06 14:26:40,728 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 11#(and (not (= y x)) (= 1 x)) [2019-08-06 14:26:40,729 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:26:40,737 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:26:40,739 INFO L168 Benchmark]: Toolchain (without parser) took 579.93 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 91.7 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:40,741 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.73 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 108.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 14:26:40,742 INFO L168 Benchmark]: Boogie Preprocessor took 46.12 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 106.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:40,743 INFO L168 Benchmark]: RCFGBuilder took 380.35 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 97.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:40,744 INFO L168 Benchmark]: Symbolic Interpretation took 150.01 ms. Allocated memory is still 131.6 MB. Free memory was 97.0 MB in the beginning and 91.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:40,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: - 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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 1.73 ms. Allocated memory is still 131.6 MB. Free memory was 109.2 MB in the beginning and 108.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.12 ms. Allocated memory is still 131.6 MB. Free memory was 107.9 MB in the beginning and 106.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 380.35 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 97.0 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 150.01 ms. Allocated memory is still 131.6 MB. Free memory was 97.0 MB in the beginning and 91.9 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...