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/quantifier/regression/bpl/BugPrenexNormalForm01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:57:44,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:44,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:44,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:44,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:44,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:44,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:44,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:44,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:44,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:44,578 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:44,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:44,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:44,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:44,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:44,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:44,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:44,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:44,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:44,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:44,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:44,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:44,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:44,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:44,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:44,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:44,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:44,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:44,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:44,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:44,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:44,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:44,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:44,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:44,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:44,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:44,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:44,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:44,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:44,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:44,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:44,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:44,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:44,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:44,674 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:44,675 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:44,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BugPrenexNormalForm01.bpl [2019-08-06 16:57:44,676 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BugPrenexNormalForm01.bpl' [2019-08-06 16:57:44,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:44,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:44,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:44,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:44,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:44,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (1/1) ... [2019-08-06 16:57:44,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:44,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:44,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:44,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:44,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:44" (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 16:57:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:57:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:57:45,002 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:57:45,003 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-06 16:57:45,004 INFO L202 PluginConnector]: Adding new model BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:45 BoogieIcfgContainer [2019-08-06 16:57:45,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:45,005 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:45,005 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:45,006 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:45,007 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugPrenexNormalForm01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:45" (1/1) ... [2019-08-06 16:57:45,017 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:57:45,020 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:45,027 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:57:45,035 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:45,036 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:57:45,129 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:45,129 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:45,132 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 14#(and (= 42 value) (= (store memB 1 value) memA) (not (= 23 (select memA 0))) (= 23 (select memB 0))) [2019-08-06 16:57:45,133 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:45,140 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:45,143 INFO L168 Benchmark]: Toolchain (without parser) took 432.63 ms. Allocated memory is still 131.6 MB. Free memory was 106.7 MB in the beginning and 90.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:45,145 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:57:45,146 INFO L168 Benchmark]: Boogie Preprocessor took 43.11 ms. Allocated memory is still 131.6 MB. Free memory was 106.7 MB in the beginning and 104.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:45,148 INFO L168 Benchmark]: RCFGBuilder took 251.22 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 95.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:45,149 INFO L168 Benchmark]: Symbolic Interpretation took 135.27 ms. Allocated memory is still 131.6 MB. Free memory was 95.7 MB in the beginning and 90.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:45,154 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 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.11 ms. Allocated memory is still 131.6 MB. Free memory was 106.7 MB in the beginning and 104.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 251.22 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 95.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 135.27 ms. Allocated memory is still 131.6 MB. Free memory was 95.7 MB in the beginning and 90.7 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...