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-b8c145f [2019-08-05 12:07:34,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:34,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:34,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:34,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:34,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:34,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:34,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:34,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:34,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:34,871 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:34,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:34,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:34,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:34,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:34,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:34,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:34,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:34,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:34,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:34,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:34,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:34,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:34,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:34,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:34,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:34,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:34,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:34,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:34,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:34,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:34,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:34,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:34,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:34,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:34,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:34,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:34,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:34,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:34,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:34,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:34,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:34,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:34,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:34,961 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:34,961 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:34,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl [2019-08-05 12:07:34,963 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl' [2019-08-05 12:07:34,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:34,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:34,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:34,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:34,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:35,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (1/1) ... [2019-08-05 12:07:35,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:35,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:35,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:35,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:35,036 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:34" (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 12:07:35,105 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:07:35,106 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:07:35,106 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:07:35,306 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:07:35,306 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:35,308 INFO L202 PluginConnector]: Adding new model assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:35 BoogieIcfgContainer [2019-08-05 12:07:35,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:35,309 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:35,309 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:35,309 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:35,314 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:35" (1/1) ... [2019-08-05 12:07:35,326 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:35,330 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:35,338 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:07:35,351 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:35,353 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:07:35,428 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:35,428 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:35,431 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(= main_x 0) [2019-08-05 12:07:35,438 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:35,441 INFO L168 Benchmark]: Toolchain (without parser) took 446.71 ms. Allocated memory is still 134.7 MB. Free memory was 111.2 MB in the beginning and 96.9 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:35,442 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 134.7 MB. Free memory was 112.2 MB in the beginning and 112.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:07:35,444 INFO L168 Benchmark]: Boogie Preprocessor took 39.69 ms. Allocated memory is still 134.7 MB. Free memory was 110.9 MB in the beginning and 109.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:35,445 INFO L168 Benchmark]: RCFGBuilder took 274.07 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 100.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:35,446 INFO L168 Benchmark]: Symbolic Interpretation took 129.95 ms. Allocated memory is still 134.7 MB. Free memory was 100.9 MB in the beginning and 96.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:35,450 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 0.23 ms. Allocated memory is still 134.7 MB. Free memory was 112.2 MB in the beginning and 112.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.69 ms. Allocated memory is still 134.7 MB. Free memory was 110.9 MB in the beginning and 109.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.07 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 100.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 129.95 ms. Allocated memory is still 134.7 MB. Free memory was 100.9 MB in the beginning and 96.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...