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-b03553c [2019-08-05 18:16:28,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:28,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:28,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:28,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:28,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:28,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:28,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:28,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:28,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:28,785 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:28,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:28,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:28,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:28,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:28,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:28,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:28,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:28,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:28,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:28,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:28,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:28,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:28,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:28,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:28,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:28,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:28,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:28,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:28,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:28,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:28,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:28,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:28,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:28,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:28,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:28,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:28,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:28,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:28,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:28,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:28,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:28,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:28,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:28,864 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:28,865 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:28,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-top-unsafe.bpl [2019-08-05 18:16:28,866 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/stmt-bool-top-unsafe.bpl' [2019-08-05 18:16:28,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:28,902 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:28,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:28,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:28,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:28,930 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,932 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,939 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,940 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,943 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,944 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,945 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 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:28,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:28,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:28,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:28,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (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 18:16:29,018 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 18:16:29,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 18:16:29,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 18:16:29,353 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 18:16:29,354 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:29,355 INFO L202 PluginConnector]: Adding new model stmt-bool-top-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:29 BoogieIcfgContainer [2019-08-05 18:16:29,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:29,356 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:29,357 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:29,357 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:29,358 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 05.08 06:16:29" (1/1) ... [2019-08-05 18:16:29,371 INFO L148 IcfgInterpreter]: Started Sifa with 5 locations of interest [2019-08-05 18:16:29,376 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:29,389 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 18:16:29,405 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:29,407 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 18:16:29,459 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:29,459 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:29,462 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 18#false [2019-08-05 18:16:29,463 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr3ASSERT_VIOLATIONASSERT has predicate 12#false [2019-08-05 18:16:29,463 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 15#false [2019-08-05 18:16:29,463 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) [2019-08-05 18:16:29,464 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 21#false [2019-08-05 18:16:29,465 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:29,474 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:29,477 INFO L168 Benchmark]: Toolchain (without parser) took 573.25 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 92.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:29,478 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.32 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:29,480 INFO L168 Benchmark]: Boogie Preprocessor took 43.58 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:29,481 INFO L168 Benchmark]: RCFGBuilder took 408.95 ms. Allocated memory is still 140.5 MB. Free memory was 105.6 MB in the beginning and 96.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:29,482 INFO L168 Benchmark]: Symbolic Interpretation took 117.41 ms. Allocated memory is still 140.5 MB. Free memory was 96.7 MB in the beginning and 92.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:29,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 11]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 17]: 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 - 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: 9]: 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 0.32 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.58 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 408.95 ms. Allocated memory is still 140.5 MB. Free memory was 105.6 MB in the beginning and 96.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 117.41 ms. Allocated memory is still 140.5 MB. Free memory was 96.7 MB in the beginning and 92.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...