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/assertFalse.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:46,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:46,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:46,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:46,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:46,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:46,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:46,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:46,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:46,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:46,510 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:46,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:46,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:46,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:46,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:46,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:46,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:46,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:46,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:46,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:46,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:46,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:46,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:46,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:46,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:46,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:46,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:46,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:46,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:46,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:46,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:46,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:46,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:46,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:46,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:46,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:46,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:46,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:46,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:46,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:46,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:46,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:46,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:46,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:46,642 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:46,642 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:46,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl [2019-08-06 16:59:46,644 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl' [2019-08-06 16:59:46,676 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:46,678 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:46,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:46,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:46,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:46,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:46,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:46,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:46,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:46,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:46" (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 16:59:46,803 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:59:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:59:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:59:46,976 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:46,977 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:46,978 INFO L202 PluginConnector]: Adding new model assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:46 BoogieIcfgContainer [2019-08-06 16:59:46,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:46,979 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:46,979 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:46,980 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:46,981 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:46" (1/1) ... [2019-08-06 16:59:46,995 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:46,999 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:47,009 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:59:47,020 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:47,021 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:59:47,065 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:47,065 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:47,068 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(= main_x 0) [2019-08-06 16:59:47,069 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:47,076 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:47,079 INFO L168 Benchmark]: Toolchain (without parser) took 399.94 ms. Allocated memory is still 133.7 MB. Free memory was 108.9 MB in the beginning and 94.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:47,080 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:59:47,081 INFO L168 Benchmark]: Boogie Preprocessor took 45.68 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 106.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:47,082 INFO L168 Benchmark]: RCFGBuilder took 253.90 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 98.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:47,083 INFO L168 Benchmark]: Symbolic Interpretation took 96.91 ms. Allocated memory is still 133.7 MB. Free memory was 98.7 MB in the beginning and 94.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:47,087 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 9]: 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 0.27 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.68 ms. Allocated memory is still 133.7 MB. Free memory was 108.7 MB in the beginning and 106.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 253.90 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 98.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 96.91 ms. Allocated memory is still 133.7 MB. Free memory was 98.7 MB in the beginning and 94.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...