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/Interactive/input/boogie/stmt-multiassign-bug1.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:46:03,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:03,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:03,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:03,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:03,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:03,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:03,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:03,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:03,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:03,823 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:03,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:03,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:03,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:03,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:03,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:03,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:03,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:03,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:03,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:03,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:03,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:03,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:03,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:03,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:03,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:03,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:03,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:03,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:03,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:03,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:03,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:03,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:03,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:03,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:03,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:03,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:03,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:03,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:03,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:03,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:03,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:03,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:03,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:03,936 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:03,936 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:03,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Interactive/input/boogie/stmt-multiassign-bug1.bpl [2019-08-06 16:46:03,938 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Interactive/input/boogie/stmt-multiassign-bug1.bpl' [2019-08-06 16:46:03,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:03,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:03,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:03,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:03,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:03,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:04,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:04,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:04,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:04,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:04,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:04,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:04,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:04,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:04,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:04,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (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 16:46:04,088 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:46:04,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:46:04,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:46:04,295 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:46:04,295 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:04,298 INFO L202 PluginConnector]: Adding new model stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:04 BoogieIcfgContainer [2019-08-06 16:46:04,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:04,299 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:04,299 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:04,299 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:04,300 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-multiassign-bug1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:04" (1/1) ... [2019-08-06 16:46:04,313 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:46:04,316 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:04,328 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:46:04,335 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:04,337 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:46:04,376 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:04,376 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:46:04,379 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-06 16:46:04,380 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (= 3 ULTIMATE.start_y) (= 5 ULTIMATE.start_z) (<= 0 ULTIMATE.start_x) (not (< ULTIMATE.start_x 3)) (<= ULTIMATE.start_x 10) (or (and (not (<= ULTIMATE.start_x ULTIMATE.start_y)) (not ULTIMATE.start_b)) (and (<= ULTIMATE.start_x ULTIMATE.start_y) ULTIMATE.start_b))) [2019-08-06 16:46:04,380 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-06 16:46:04,381 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:46:04,392 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:04,395 INFO L168 Benchmark]: Toolchain (without parser) took 424.47 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 94.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,396 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.68 ms. Allocated memory is still 133.7 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:04,398 INFO L168 Benchmark]: Boogie Preprocessor took 42.72 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,399 INFO L168 Benchmark]: RCFGBuilder took 285.31 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,400 INFO L168 Benchmark]: Symbolic Interpretation took 93.23 ms. Allocated memory is still 133.7 MB. Free memory was 98.8 MB in the beginning and 94.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,405 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 13]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 14]: 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: 10]: 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 0.68 ms. Allocated memory is still 133.7 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.72 ms. Allocated memory is still 133.7 MB. Free memory was 110.1 MB in the beginning and 107.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 285.31 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 98.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.23 ms. Allocated memory is still 133.7 MB. Free memory was 98.8 MB in the beginning and 94.5 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...