./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0330b.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/float_req_bl_0330b.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 c41bbc4d682866299440fe8a59b1f1a5c36ed23c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0330b.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 c41bbc4d682866299440fe8a59b1f1a5c36ed23c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:59:57,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:57,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:57,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:57,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:57,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:57,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:57,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:57,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:57,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:57,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:57,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:57,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:57,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:57,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:57,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:57,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:57,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:57,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:57,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:57,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:57,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:57,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:57,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:57,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:57,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:57,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:57,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:57,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:57,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:57,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:57,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:57,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:57,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:57,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:57,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:57,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:57,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:57,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:57,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:57,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:57,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:57,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:57,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:57,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:57,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:57,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:57,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:57,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:57,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:57,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:57,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:57,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:57,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:57,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:57,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:57,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:57,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:57,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:57,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:57,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:57,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:57,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:57,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:57,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:57,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:57,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:57,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:57,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:57,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:57,677 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 -> c41bbc4d682866299440fe8a59b1f1a5c36ed23c [2019-11-26 16:59:58,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:58,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:58,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:58,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:58,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:58,280 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-26 16:59:58,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ae752ab/83102baf8c1f4473a33188f19e4caed1/FLAG47a76fbcb [2019-11-26 16:59:59,712 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:59,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-26 16:59:59,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ae752ab/83102baf8c1f4473a33188f19e4caed1/FLAG47a76fbcb [2019-11-26 17:00:00,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ae752ab/83102baf8c1f4473a33188f19e4caed1 [2019-11-26 17:00:00,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:00,273 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:00,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:00,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:00,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:00,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115479b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:00, skipping insertion in model container [2019-11-26 17:00:00,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:00" (1/1) ... [2019-11-26 17:00:00,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:00,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:01,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:01,511 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:01,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:01,952 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:01,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01 WrapperNode [2019-11-26 17:00:01,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:01,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:01,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:01,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:01,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:02,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:02,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:02,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:02,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:01" (1/1) ... [2019-11-26 17:00:02,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:02,706 INFO L168 Benchmark]: Toolchain (without parser) took 2425.55 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 951.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:02,707 INFO L168 Benchmark]: CDTParser took 2.91 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 17:00:02,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1675.41 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:02,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.57 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:02,718 INFO L168 Benchmark]: Boogie Preprocessor took 406.22 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 951.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:02,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 1675.41 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.57 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 406.22 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 951.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 17:00:06,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:06,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:06,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:06,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:06,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:06,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:06,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:06,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:06,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:06,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:06,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:06,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:06,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:06,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:06,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:06,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:06,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:06,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:06,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:06,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:06,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:06,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:06,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:06,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:06,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:06,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:06,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:06,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:06,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:06,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:06,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:06,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:06,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:06,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:06,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:06,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:06,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:06,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:06,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:06,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:06,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:06,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:06,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:06,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:06,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:06,865 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:06,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:06,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:06,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:06,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:06,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:06,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:06,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:06,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:06,872 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:06,872 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:06,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:06,874 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:06,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:06,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:06,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:06,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:06,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:06,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:06,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:06,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:06,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:06,880 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:06,881 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:06,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:06,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:06,885 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 -> c41bbc4d682866299440fe8a59b1f1a5c36ed23c [2019-11-26 17:00:07,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:07,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:07,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:07,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:07,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:07,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-26 17:00:07,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cf3a04d6/74a1dfa599c14cb3b90a212fbe6bd2a2/FLAG38e7b5ed1 [2019-11-26 17:00:08,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:08,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2019-11-26 17:00:08,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cf3a04d6/74a1dfa599c14cb3b90a212fbe6bd2a2/FLAG38e7b5ed1 [2019-11-26 17:00:08,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cf3a04d6/74a1dfa599c14cb3b90a212fbe6bd2a2 [2019-11-26 17:00:08,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:08,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:08,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:08,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:08,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:08,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:08, skipping insertion in model container [2019-11-26 17:00:08,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:08" (1/1) ... [2019-11-26 17:00:08,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:09,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:10,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:10,232 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:10,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:10,735 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:10,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10 WrapperNode [2019-11-26 17:00:10,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:10,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:10,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:10,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:10,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:10,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:11,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:11,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:11,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:11,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10" (1/1) ... [2019-11-26 17:00:11,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:11,454 INFO L168 Benchmark]: Toolchain (without parser) took 2607.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.3 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:11,455 INFO L168 Benchmark]: CDTParser took 2.82 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. [2019-11-26 17:00:11,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1879.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.3 MB in the end (delta: -840.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:11,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 390.92 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:11,467 INFO L168 Benchmark]: Boogie Preprocessor took 317.51 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:11,478 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 1879.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.3 MB in the end (delta: -840.6 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 390.92 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 956.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 317.51 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 945.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...