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-bug.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:46:03,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:03,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:03,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:03,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:03,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:03,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:03,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:03,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:03,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:03,628 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:03,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:03,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:03,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:03,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:03,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:03,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:03,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:03,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:03,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:03,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:03,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:03,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:03,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:03,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:03,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:03,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:03,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:03,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:03,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:03,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:03,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:03,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:03,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:03,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:03,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:03,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:03,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:03,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:03,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:03,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:03,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:03,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:03,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:03,734 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:03,734 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:03,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Interactive/input/boogie/stmt-multiassign-bug.bpl [2019-08-06 16:46:03,736 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Interactive/input/boogie/stmt-multiassign-bug.bpl' [2019-08-06 16:46:03,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:03,767 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:03,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:03,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:03,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:03,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:03" (1/1) ... [2019-08-06 16:46:03,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:03,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:03,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:03,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:03,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stmt-multiassign-bug.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 16:46:03,877 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-06 16:46:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:46:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:46:04,182 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:46:04,182 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:04,184 INFO L202 PluginConnector]: Adding new model stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:04 BoogieIcfgContainer [2019-08-06 16:46:04,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:04,185 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:04,185 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:04,186 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:04,187 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "stmt-multiassign-bug.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:04" (1/1) ... [2019-08-06 16:46:04,199 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-06 16:46:04,204 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:04,215 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:46:04,223 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:04,225 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:46:04,269 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:04,269 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:46:04,272 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT has predicate 8#(and (= 3 ULTIMATE.start_y) (= 5 ULTIMATE.start_z) (not (< 3 ULTIMATE.start_x)) (not ULTIMATE.start_b) (<= 0 ULTIMATE.start_x) (<= 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 16:46:04,272 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 14#false [2019-08-06 16:46:04,272 INFO L179 IcfgInterpreter]: Location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT has predicate 11#false [2019-08-06 16:46:04,274 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:46:04,283 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:04,286 INFO L168 Benchmark]: Toolchain (without parser) took 517.23 ms. Allocated memory is still 131.6 MB. Free memory was 106.7 MB in the beginning and 91.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,287 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:04,292 INFO L168 Benchmark]: Boogie Preprocessor took 40.68 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: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,294 INFO L168 Benchmark]: RCFGBuilder took 375.59 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 95.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,297 INFO L168 Benchmark]: Symbolic Interpretation took 97.81 ms. Allocated memory is still 131.6 MB. Free memory was 95.2 MB in the beginning and 91.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:04,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 - 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 0.21 ms. Allocated memory is still 131.6 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.68 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: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 375.59 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 95.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 97.81 ms. Allocated memory is still 131.6 MB. Free memory was 95.2 MB in the beginning and 91.0 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...