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/dangerInvariants/multipleErrorLocations.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:17:04,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:17:04,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:17:04,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:17:04,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:17:04,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:17:04,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:17:04,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:17:04,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:17:04,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:17:04,189 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:17:04,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:17:04,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:17:04,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:17:04,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:17:04,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:17:04,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:17:04,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:17:04,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:17:04,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:17:04,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:17:04,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:17:04,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:17:04,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:17:04,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:17:04,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:17:04,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:17:04,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:17:04,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:17:04,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:17:04,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:17:04,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:17:04,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:17:04,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:17:04,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:17:04,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:17:04,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:17:04,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:17:04,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:17:04,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:17:04,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:17:04,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:17:04,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:17:04,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:17:04,319 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:17:04,320 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:17:04,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/multipleErrorLocations.bpl [2019-08-05 18:17:04,322 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/multipleErrorLocations.bpl' [2019-08-05 18:17:04,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:17:04,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:17:04,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:17:04,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:17:04,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:17:04,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:17:04,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:17:04,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:17:04,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:17:04,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:17:04" (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 18:17:04,489 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:17:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:17:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:17:04,667 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:17:04,667 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:17:04,669 INFO L202 PluginConnector]: Adding new model multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:04 BoogieIcfgContainer [2019-08-05 18:17:04,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:17:04,669 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:17:04,670 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:17:04,670 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:17:04,671 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "multipleErrorLocations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:17:04" (1/1) ... [2019-08-05 18:17:04,682 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 18:17:04,685 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:17:04,692 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:17:04,700 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:17:04,702 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:17:04,738 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:17:04,738 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:17:04,741 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 9#(and (not (<= 0 main_x)) (= main_x 1)) [2019-08-05 18:17:04,742 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 6#(and (not (<= main_x 0)) (= main_x 1)) [2019-08-05 18:17:04,743 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:17:04,750 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:17:04,753 INFO L168 Benchmark]: Toolchain (without parser) took 393.74 ms. Allocated memory is still 131.1 MB. Free memory was 107.3 MB in the beginning and 92.1 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:04,754 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.32 ms. Allocated memory is still 131.1 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:17:04,756 INFO L168 Benchmark]: Boogie Preprocessor took 46.50 ms. Allocated memory is still 131.1 MB. Free memory was 107.3 MB in the beginning and 105.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:04,757 INFO L168 Benchmark]: RCFGBuilder took 262.64 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 96.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:04,758 INFO L168 Benchmark]: Symbolic Interpretation took 81.10 ms. Allocated memory is still 131.1 MB. Free memory was 96.3 MB in the beginning and 92.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:17:04,761 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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: - UnprovableResult [Line: 12]: 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: * 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 131.1 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.50 ms. Allocated memory is still 131.1 MB. Free memory was 107.3 MB in the beginning and 105.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.64 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 96.3 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 81.10 ms. Allocated memory is still 131.1 MB. Free memory was 96.3 MB in the beginning and 92.1 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...