./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1230.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1230.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31da98a788dd1938c78053bade42bc512d4e8954 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1230.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31da98a788dd1938c78053bade42bc512d4e8954 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:10,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:10,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:10,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:10,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:10,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:10,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:10,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:10,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:10,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:10,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:10,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:10,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:10,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:10,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:10,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:10,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:10,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:10,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:10,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:10,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:10,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:10,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:10,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:10,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:10,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:10,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:10,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:10,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:10,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:10,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:10,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:10,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:10,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:10,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:10,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:10,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:10,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:10,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:10,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:10,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:10,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:10,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:10,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:10,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:10,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:10,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:10,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:10,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:10,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:10,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:10,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:10,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:10,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:10,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:10,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:10,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:10,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:10,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:10,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:10,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:10,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:10,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:10,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:10,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:10,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:10,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:10,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:10,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:10,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:10,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31da98a788dd1938c78053bade42bc512d4e8954 [2019-11-27 09:48:10,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:10,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:10,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:10,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:10,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:10,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1230.c [2019-11-27 09:48:10,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4301248d/3f7132c4044844238ee00e2dd74b8420/FLAG609ae37f8 [2019-11-27 09:48:11,477 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:11,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1230.c [2019-11-27 09:48:11,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4301248d/3f7132c4044844238ee00e2dd74b8420/FLAG609ae37f8 [2019-11-27 09:48:11,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4301248d/3f7132c4044844238ee00e2dd74b8420 [2019-11-27 09:48:11,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:11,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:11,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:11,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:11,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:11,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11, skipping insertion in model container [2019-11-27 09:48:11,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:11,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:12,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:12,272 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:12,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:12,444 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:12,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12 WrapperNode [2019-11-27 09:48:12,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:12,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:12,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:12,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:12,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:12,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:12,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:12,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:12,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,579 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:12" (1/1) ... [2019-11-27 09:48:12,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:12,595 INFO L168 Benchmark]: Toolchain (without parser) took 743.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:12,610 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:12,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:12,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:12,615 INFO L168 Benchmark]: Boogie Preprocessor took 63.48 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:12,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 592.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 78.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.48 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:15,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:15,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:15,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:15,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:15,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:15,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:15,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:15,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:15,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:15,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:15,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:15,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:15,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:15,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:15,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:15,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:15,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:15,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:15,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:15,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:15,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:15,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:15,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:15,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:15,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:15,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:15,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:15,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:15,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:15,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:15,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:15,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:15,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:15,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:15,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:15,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:15,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:15,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:15,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:15,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:15,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:15,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:15,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:15,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:15,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:15,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:15,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:15,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:15,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:15,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:15,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:15,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:15,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:15,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:15,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:15,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:15,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:15,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:15,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:15,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:15,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:15,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:15,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:15,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:15,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:15,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:15,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:15,517 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:15,517 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:15,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:15,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:15,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31da98a788dd1938c78053bade42bc512d4e8954 [2019-11-27 09:48:15,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:15,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:15,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:15,983 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:15,985 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:15,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1230.c [2019-11-27 09:48:16,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39085ec5/46b9e4835aa04182aa0ccb2f044481d9/FLAG31eb6e1aa [2019-11-27 09:48:16,812 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:16,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1230.c [2019-11-27 09:48:16,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39085ec5/46b9e4835aa04182aa0ccb2f044481d9/FLAG31eb6e1aa [2019-11-27 09:48:17,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39085ec5/46b9e4835aa04182aa0ccb2f044481d9 [2019-11-27 09:48:17,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:17,147 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:17,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:17,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:17,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:17,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17, skipping insertion in model container [2019-11-27 09:48:17,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:17,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:17,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:17,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:17,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:17,672 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:17,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17 WrapperNode [2019-11-27 09:48:17,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:17,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:17,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:17,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:17,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:17,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:17,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:17,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:17,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:17" (1/1) ... [2019-11-27 09:48:17,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:17,822 INFO L168 Benchmark]: Toolchain (without parser) took 671.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.7 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:17,822 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:17,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:17,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.21 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:17,826 INFO L168 Benchmark]: Boogie Preprocessor took 64.21 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:17,831 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 523.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.7 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.21 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.21 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...