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/regression/bpl/interprocedural/BugBackwardPredicates08.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:05:46,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:05:46,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:05:46,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:05:46,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:05:46,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:05:46,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:05:46,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:05:46,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:05:46,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:05:46,693 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:05:46,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:05:46,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:05:46,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:05:46,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:05:46,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:05:46,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:05:46,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:05:46,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:05:46,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:05:46,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:05:46,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:05:46,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:05:46,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:05:46,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:05:46,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:05:46,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:05:46,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:05:46,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:05:46,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:05:46,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:05:46,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:05:46,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:05:46,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:05:46,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:05:46,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:05:46,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:05:46,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:05:46,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:05:46,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:05:46,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:05:46,752 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:05:46,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:05:46,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:05:46,770 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:05:46,771 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:05:46,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugBackwardPredicates08.bpl [2019-08-05 12:05:46,772 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugBackwardPredicates08.bpl' [2019-08-05 12:05:46,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:05:46,806 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:05:46,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:05:46,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:05:46,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:05:46,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (1/1) ... [2019-08-05 12:05:46,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:05:46,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:05:46,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:05:46,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:05:46,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:46" (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 12:05:46,926 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:05:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:05:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:05:46,927 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:05:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:05:46,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:05:47,152 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:05:47,152 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:05:47,154 INFO L202 PluginConnector]: Adding new model BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:47 BoogieIcfgContainer [2019-08-05 12:05:47,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:05:47,155 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:05:47,155 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:05:47,155 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:05:47,157 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugBackwardPredicates08.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:47" (1/1) ... [2019-08-05 12:05:47,168 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:05:47,171 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:05:47,178 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:05:47,187 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:05:47,188 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:05:47,217 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:05:47,252 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:05:47,252 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:05:47,255 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 8#false [2019-08-05 12:05:47,257 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:05:47,260 INFO L168 Benchmark]: Toolchain (without parser) took 453.21 ms. Allocated memory is still 141.0 MB. Free memory was 110.9 MB in the beginning and 95.7 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:47,261 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:05:47,263 INFO L168 Benchmark]: Boogie Preprocessor took 42.90 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: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:47,264 INFO L168 Benchmark]: RCFGBuilder took 304.11 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 99.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:47,265 INFO L168 Benchmark]: Symbolic Interpretation took 102.71 ms. Allocated memory is still 141.0 MB. Free memory was 99.9 MB in the beginning and 95.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:47,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.90 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: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 304.11 ms. Allocated memory is still 141.0 MB. Free memory was 108.5 MB in the beginning and 99.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 102.71 ms. Allocated memory is still 141.0 MB. Free memory was 99.9 MB in the beginning and 95.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...