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/FloatingPoint/regression/bpl/SyntaxSupportFloatingPoint02-Operator.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:50,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:50,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:50,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:50,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:50,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:50,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:50,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:50,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:50,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:50,044 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:50,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:50,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:50,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:50,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:50,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:50,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:50,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:50,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:50,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:50,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:50,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:50,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:50,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:50,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:50,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:50,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:50,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:50,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:50,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:50,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:50,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:50,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:50,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:50,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:50,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:50,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:50,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:50,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:50,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:50,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:50,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:50,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:50,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:50,116 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:50,117 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:50,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/FloatingPoint/regression/bpl/SyntaxSupportFloatingPoint02-Operator.bpl [2019-08-06 16:59:50,118 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/FloatingPoint/regression/bpl/SyntaxSupportFloatingPoint02-Operator.bpl' [2019-08-06 16:59:50,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:50,144 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:50,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:50,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:50,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:50,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:50,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:50,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:50,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:50,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:50" (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 16:59:50,272 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-06 16:59:50,272 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-06 16:59:50,467 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:50,467 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:59:50,469 INFO L202 PluginConnector]: Adding new model SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:50 BoogieIcfgContainer [2019-08-06 16:59:50,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:50,470 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:50,470 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:50,470 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:50,471 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:50" (1/1) ... [2019-08-06 16:59:50,486 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:50,489 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:50,497 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-06 16:59:50,505 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:50,506 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-06 16:59:50,545 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:50,545 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:50,549 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= proc_y proc_x) (not (fp.eq proc_x proc_y))) [2019-08-06 16:59:50,551 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:50,558 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:50,561 INFO L168 Benchmark]: Toolchain (without parser) took 415.82 ms. Allocated memory is still 140.5 MB. Free memory was 107.6 MB in the beginning and 93.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:50,562 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:59:50,564 INFO L168 Benchmark]: Boogie Preprocessor took 45.58 ms. Allocated memory is still 140.5 MB. Free memory was 107.6 MB in the beginning and 105.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:50,567 INFO L168 Benchmark]: RCFGBuilder took 278.47 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 97.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:50,568 INFO L168 Benchmark]: Symbolic Interpretation took 88.55 ms. Allocated memory is still 140.5 MB. Free memory was 97.2 MB in the beginning and 93.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:50,574 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 140.5 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.58 ms. Allocated memory is still 140.5 MB. Free memory was 107.6 MB in the beginning and 105.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 278.47 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 97.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 88.55 ms. Allocated memory is still 140.5 MB. Free memory was 97.2 MB in the beginning and 93.4 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...