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/stmt-bool-top-unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:11,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:11,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:11,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:11,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:11,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:11,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:11,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:11,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:11,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:11,586 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:11,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:11,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:11,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:11,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:11,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:11,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:11,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:11,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:11,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:11,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:11,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:11,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:11,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:11,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:11,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:11,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:11,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:11,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:11,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:11,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:11,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:11,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:11,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:11,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:11,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:11,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:11,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:11,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:11,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:11,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:11,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:11,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:11,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:11,657 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:11,657 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:11,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-top-unsafe.bpl [2019-08-06 16:59:11,659 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-top-unsafe.bpl' [2019-08-06 16:59:11,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:11,692 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:11,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:11,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:11,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:11,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (1/1) ... [2019-08-06 16:59:11,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:11,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:11,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:11,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:11,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:11" (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 16:59:11,808 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:59:11,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:59:11,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:59:12,050 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:59:12,051 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:12,052 INFO L202 PluginConnector]: Adding new model stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:12 BoogieIcfgContainer [2019-08-06 16:59:12,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:12,053 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:12,053 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:12,054 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:12,058 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:12" (1/1) ... [2019-08-06 16:59:12,072 INFO L148 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-08-06 16:59:12,077 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:12,090 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:59:12,100 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:12,101 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:59:12,171 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:12,172 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:12,175 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr3ASSERT_VIOLATIONASSERT has predicate 12#false [2019-08-06 16:59:12,176 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 21#false [2019-08-06 16:59:12,176 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr4ASSERT_VIOLATIONASSERT has predicate 9#(and (or (not (= 1 ULTIMATE.start_x)) ULTIMATE.start_b) (= 1 ULTIMATE.start_x) ULTIMATE.start_b) [2019-08-06 16:59:12,176 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-06 16:59:12,177 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 15#false [2019-08-06 16:59:12,178 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:12,186 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:12,190 INFO L168 Benchmark]: Toolchain (without parser) took 496.06 ms. Allocated memory is still 137.4 MB. Free memory was 106.0 MB in the beginning and 90.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:12,191 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:12,194 INFO L168 Benchmark]: Boogie Preprocessor took 41.20 ms. Allocated memory is still 137.4 MB. Free memory was 105.8 MB in the beginning and 103.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:12,195 INFO L168 Benchmark]: RCFGBuilder took 317.96 ms. Allocated memory is still 137.4 MB. Free memory was 103.6 MB in the beginning and 94.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:12,196 INFO L168 Benchmark]: Symbolic Interpretation took 133.36 ms. Allocated memory is still 137.4 MB. Free memory was 94.8 MB in the beginning and 90.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:12,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 17]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 9]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 19]: 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: 11]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 13]: 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 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.20 ms. Allocated memory is still 137.4 MB. Free memory was 105.8 MB in the beginning and 103.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 317.96 ms. Allocated memory is still 137.4 MB. Free memory was 103.6 MB in the beginning and 94.8 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 133.36 ms. Allocated memory is still 137.4 MB. Free memory was 94.8 MB in the beginning and 90.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...