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-b8c145f [2019-08-05 12:07:39,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:07:39,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:07:39,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:07:39,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:07:39,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:07:39,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:07:39,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:07:39,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:07:39,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:07:39,701 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:07:39,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:07:39,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:07:39,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:07:39,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:07:39,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:07:39,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:07:39,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:07:39,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:07:39,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:07:39,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:07:39,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:07:39,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:07:39,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:07:39,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:07:39,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:07:39,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:07:39,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:07:39,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:07:39,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:07:39,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:07:39,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:07:39,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:07:39,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:07:39,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:07:39,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:07:39,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:07:39,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:07:39,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:07:39,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:07:39,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:07:39,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:07:39,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:07:39,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:07:39,810 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:07:39,811 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:07:39,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/FloatingPoint/regression/bpl/SyntaxSupportFloatingPoint02-Operator.bpl [2019-08-05 12:07:39,812 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/FloatingPoint/regression/bpl/SyntaxSupportFloatingPoint02-Operator.bpl' [2019-08-05 12:07:39,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:07:39,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:07:39,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:07:39,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:07:39,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:07:39,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (1/1) ... [2019-08-05 12:07:39,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:07:39,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:07:39,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:07:39,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:07:39,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:07:39" (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 12:07:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 12:07:39,965 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 12:07:40,153 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:07:40,153 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:07:40,154 INFO L202 PluginConnector]: Adding new model SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:40 BoogieIcfgContainer [2019-08-05 12:07:40,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:07:40,155 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:07:40,155 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:07:40,155 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:07:40,157 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "SyntaxSupportFloatingPoint02-Operator.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:07:40" (1/1) ... [2019-08-05 12:07:40,168 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:07:40,171 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:07:40,177 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-05 12:07:40,185 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:07:40,187 INFO L184 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-05 12:07:40,242 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:07:40,243 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:07:40,245 INFO L178 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= proc_y proc_x) (not (fp.eq proc_x proc_y))) [2019-08-05 12:07:40,252 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:07:40,254 INFO L168 Benchmark]: Toolchain (without parser) took 406.88 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 93.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:40,256 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:07:40,257 INFO L168 Benchmark]: Boogie Preprocessor took 44.17 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:40,258 INFO L168 Benchmark]: RCFGBuilder took 262.91 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 97.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:40,260 INFO L168 Benchmark]: Symbolic Interpretation took 96.92 ms. Allocated memory is still 139.5 MB. Free memory was 97.6 MB in the beginning and 93.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:07:40,264 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 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.17 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.91 ms. Allocated memory is still 139.5 MB. Free memory was 105.7 MB in the beginning and 97.6 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 96.92 ms. Allocated memory is still 139.5 MB. Free memory was 97.6 MB in the beginning and 93.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...