./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_0686b.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 727dcc3da973b508bbef33774c3444dfdf11456b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0686b.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 727dcc3da973b508bbef33774c3444dfdf11456b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:29,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:29,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:29,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:29,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:29,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:29,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:29,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:29,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:29,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:29,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:29,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:29,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:29,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:29,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:29,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:29,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:29,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:29,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:29,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:29,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:29,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:29,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:29,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:29,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:29,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:29,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:29,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:29,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:29,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:29,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:29,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:29,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:29,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:29,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:29,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:29,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:29,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:29,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:29,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:29,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:29,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:29,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:29,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:29,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:29,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:29,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:29,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:29,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:29,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:29,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:29,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:29,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:29,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:29,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:29,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:29,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:29,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:29,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:29,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:29,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:29,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:29,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:29,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:29,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:29,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:29,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:29,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:29,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:29,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:29,517 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 -> 727dcc3da973b508bbef33774c3444dfdf11456b [2019-11-25 22:52:29,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:29,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:29,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:29,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:29,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:29,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-25 22:52:30,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a36d5dd/2b43936aec0e45619f67d4b0b2f09e24/FLAGc0db8ef86 [2019-11-25 22:52:30,855 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:30,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-25 22:52:30,868 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a36d5dd/2b43936aec0e45619f67d4b0b2f09e24/FLAGc0db8ef86 [2019-11-25 22:52:31,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a36d5dd/2b43936aec0e45619f67d4b0b2f09e24 [2019-11-25 22:52:31,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:31,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:31,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:31,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:31,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:31,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:31,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31, skipping insertion in model container [2019-11-25 22:52:31,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:31,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:31,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:31,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:31,712 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:31,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:31,846 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:31,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31 WrapperNode [2019-11-25 22:52:31,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:31,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:31,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:31,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:31,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:31,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:31,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:31,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:31,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:31,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:31,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:31,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:32,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:32,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:32,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:32,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:32,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:31" (1/1) ... [2019-11-25 22:52:32,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:32,095 INFO L168 Benchmark]: Toolchain (without parser) took 949.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 974.3 MB in the end (delta: -8.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:32,108 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:32,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:32,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.35 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. [2019-11-25 22:52:32,114 INFO L168 Benchmark]: Boogie Preprocessor took 112.87 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:32,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 701.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.35 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 112.87 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 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 0.1.24-65d6cd2 [2019-11-25 22:52:34,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:34,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:34,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:34,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:34,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:34,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:34,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:34,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:34,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:34,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:34,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:34,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:34,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:34,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:34,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:34,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:34,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:34,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:34,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:34,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:34,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:34,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:34,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:34,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:34,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:34,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:34,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:34,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:34,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:34,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:34,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:34,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:34,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:34,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:34,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:34,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:34,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:34,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:34,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:34,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:34,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:35,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:35,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:35,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:35,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:35,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:35,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:35,023 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:35,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:35,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:35,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:35,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:35,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:35,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:35,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:35,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:35,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:35,026 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:35,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:35,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:35,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:35,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:35,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:35,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:35,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:35,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:35,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:35,031 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:35,031 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:35,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:35,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:35,032 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 -> 727dcc3da973b508bbef33774c3444dfdf11456b [2019-11-25 22:52:35,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:35,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:35,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:35,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:35,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:35,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-25 22:52:35,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9510ba698/b63b346cfb9342c9b829537dcdbf11e9/FLAGf84c7634f [2019-11-25 22:52:36,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:36,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-25 22:52:36,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9510ba698/b63b346cfb9342c9b829537dcdbf11e9/FLAGf84c7634f [2019-11-25 22:52:36,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9510ba698/b63b346cfb9342c9b829537dcdbf11e9 [2019-11-25 22:52:36,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:36,664 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:36,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:36,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:36,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:36,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:36" (1/1) ... [2019-11-25 22:52:36,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55849944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:36, skipping insertion in model container [2019-11-25 22:52:36,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:36" (1/1) ... [2019-11-25 22:52:36,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:36,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:37,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:37,303 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:37,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:37,514 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:37,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37 WrapperNode [2019-11-25 22:52:37,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:37,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:37,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:37,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:37,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:37,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:37,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:37,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:37,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:37" (1/1) ... [2019-11-25 22:52:37,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:37,780 INFO L168 Benchmark]: Toolchain (without parser) took 1116.24 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 978.5 MB in the end (delta: -19.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:37,786 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-25 22:52:37,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.92 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 984.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:37,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.71 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:37,791 INFO L168 Benchmark]: Boogie Preprocessor took 140.42 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:37,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 844.92 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 984.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.71 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 140.42 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...