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/abstractInterpretation/regression/all/special-cnf-conversion-bug-2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:42,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:42,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:42,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:42,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:42,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:42,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:42,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:42,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:42,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:42,237 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:42,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:42,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:42,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:42,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:42,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:42,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:42,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:42,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:42,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:42,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:42,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:42,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:42,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:42,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:42,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:42,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:42,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:42,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:42,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:42,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:42,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:42,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:42,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:42,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:42,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:42,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:42,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:42,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:42,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:42,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:42,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:42,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:42,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:42,326 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:42,327 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:42,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/special-cnf-conversion-bug-2.bpl [2019-08-05 12:06:42,328 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/special-cnf-conversion-bug-2.bpl' [2019-08-05 12:06:42,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:42,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:42,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:42,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:42,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:42,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:42,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:42,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:42,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:42,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:42" (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 12:06:42,478 INFO L124 BoogieDeclarations]: Specification and implementation of procedure method1 given in one single declaration [2019-08-05 12:06:42,478 INFO L130 BoogieDeclarations]: Found specification of procedure method1 [2019-08-05 12:06:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure method1 [2019-08-05 12:06:42,733 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:42,734 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 12:06:42,735 INFO L202 PluginConnector]: Adding new model special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:42 BoogieIcfgContainer [2019-08-05 12:06:42,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:42,736 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:42,736 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:42,736 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:42,738 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "special-cnf-conversion-bug-2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,750 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:42,753 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:42,760 INFO L160 IcfgInterpreter]: Initial procedures are [method1] [2019-08-05 12:06:42,772 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:42,774 INFO L184 IcfgInterpreter]: Interpreting procedure method1 with input of size 1 [2019-08-05 12:06:42,897 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:42,897 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:42,900 INFO L178 IcfgInterpreter]: Location method1Err0ASSERT_VIOLATIONASSERT has predicate 9#(not B) [2019-08-05 12:06:42,908 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:42,912 INFO L168 Benchmark]: Toolchain (without parser) took 550.13 ms. Allocated memory is still 142.6 MB. Free memory was 112.2 MB in the beginning and 95.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,912 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory is still 113.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:06:42,914 INFO L168 Benchmark]: Boogie Preprocessor took 42.28 ms. Allocated memory is still 142.6 MB. Free memory was 112.2 MB in the beginning and 110.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,915 INFO L168 Benchmark]: RCFGBuilder took 331.91 ms. Allocated memory is still 142.6 MB. Free memory was 110.0 MB in the beginning and 101.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,917 INFO L168 Benchmark]: Symbolic Interpretation took 172.77 ms. Allocated memory is still 142.6 MB. Free memory was 101.0 MB in the beginning and 95.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 23]: 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 0.22 ms. Allocated memory is still 142.6 MB. Free memory is still 113.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.28 ms. Allocated memory is still 142.6 MB. Free memory was 112.2 MB in the beginning and 110.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 331.91 ms. Allocated memory is still 142.6 MB. Free memory was 110.0 MB in the beginning and 101.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 172.77 ms. Allocated memory is still 142.6 MB. Free memory was 101.0 MB in the beginning and 95.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...