./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0661b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/double_req_bl_0661b.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 f7b03c010cc5bb74fc451f0f165676fac13dd665 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/double_req_bl_0661b.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 f7b03c010cc5bb74fc451f0f165676fac13dd665 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:01,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:01,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:02,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:02,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:02,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:02,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:02,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:02,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:02,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:02,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:02,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:02,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:02,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:02,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:02,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:02,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:02,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:02,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:02,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:02,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:02,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:02,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:02,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:02,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:02,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:02,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:02,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:02,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:02,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:02,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:02,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:02,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:02,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:02,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:02,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:02,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:02,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:02,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:02,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:02,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:02,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:02,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:02,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:02,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:02,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:02,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:02,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:02,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:02,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:02,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:02,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:02,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:02,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:02,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:02,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:02,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:02,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:02,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:02,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:02,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:02,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:02,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:02,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:02,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:02,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:02,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:02,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:02,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:02,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:02,214 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 -> f7b03c010cc5bb74fc451f0f165676fac13dd665 [2019-11-26 16:59:02,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:02,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:02,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:02,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:02,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:02,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-26 16:59:02,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20db3c82c/c4dcd65bf63346acb6f1df5f6a7df2b4/FLAG5b48b4261 [2019-11-26 16:59:04,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:04,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-26 16:59:04,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20db3c82c/c4dcd65bf63346acb6f1df5f6a7df2b4/FLAG5b48b4261 [2019-11-26 16:59:04,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20db3c82c/c4dcd65bf63346acb6f1df5f6a7df2b4 [2019-11-26 16:59:04,105 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:04,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:04,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:04,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:04,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:04,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04, skipping insertion in model container [2019-11-26 16:59:04,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:04,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:04,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:04,959 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:05,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:05,166 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:05,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05 WrapperNode [2019-11-26 16:59:05,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:05,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:05,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:05,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:05,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:05,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:05,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:05,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:05,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:05,565 INFO L168 Benchmark]: Toolchain (without parser) took 1451.58 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:05,568 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-26 16:59:05,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1052.49 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:05,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.79 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:05,575 INFO L168 Benchmark]: Boogie Preprocessor took 201.75 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:05,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1052.49 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.79 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.75 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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 0.1.24-025d5a2 [2019-11-26 16:59:09,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:09,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:09,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:09,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:09,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:09,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:09,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:09,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:09,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:09,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:09,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:09,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:09,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:09,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:09,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:09,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:09,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:09,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:09,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:09,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:09,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:09,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:09,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:09,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:09,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:09,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:09,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:09,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:09,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:09,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:09,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:09,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:09,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:09,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:09,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:09,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:09,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:09,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:09,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:09,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:09,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:09,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:09,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:09,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:09,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:09,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:09,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:09,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:09,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:09,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:09,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:09,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:09,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:09,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:09,549 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:09,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:09,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:09,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:09,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:09,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:09,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:09,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:09,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:09,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:09,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:09,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:09,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:09,557 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:09,560 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:09,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:09,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:09,562 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 -> f7b03c010cc5bb74fc451f0f165676fac13dd665 [2019-11-26 16:59:10,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:10,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:10,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:10,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:10,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:10,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-26 16:59:10,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b1ad472/415fc29a54a9462c978de0b44ea25251/FLAG9168fe43d [2019-11-26 16:59:11,351 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:11,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661b.c [2019-11-26 16:59:11,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b1ad472/415fc29a54a9462c978de0b44ea25251/FLAG9168fe43d [2019-11-26 16:59:11,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41b1ad472/415fc29a54a9462c978de0b44ea25251 [2019-11-26 16:59:11,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:11,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:11,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:11,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:11,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:11,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:11, skipping insertion in model container [2019-11-26 16:59:11,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:11" (1/1) ... [2019-11-26 16:59:11,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:11,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:12,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:12,349 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:12,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:12,665 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:12,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12 WrapperNode [2019-11-26 16:59:12,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:12,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:12,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:12,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:12,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:12,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:12,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:12,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:12,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:12,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:12,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:12,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:12,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:12,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:12,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:13,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:13,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:12" (1/1) ... [2019-11-26 16:59:13,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:13,078 INFO L168 Benchmark]: Toolchain (without parser) took 1647.08 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:13,081 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:59:13,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1236.64 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:13,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.46 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:13,092 INFO L168 Benchmark]: Boogie Preprocessor took 216.03 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:13,104 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1236.64 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.46 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.03 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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...