./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1051.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_1051.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 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1051.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 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:42,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:42,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:42,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:42,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:42,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:42,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:42,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:42,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:42,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:42,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:42,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:42,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:42,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:42,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:42,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:42,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:42,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:42,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:42,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:42,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:42,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:42,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:42,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:42,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:42,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:42,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:42,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:42,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:42,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:42,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:42,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:42,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:42,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:42,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:42,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:42,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:42,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:42,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:42,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:42,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:42,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:42,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:42,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:42,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:42,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:42,763 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:42,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:42,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:42,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:42,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:42,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:42,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:42,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:42,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:42,769 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:42,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:42,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:42,771 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:42,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:42,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:42,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:42,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:42,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:42,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:42,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:42,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:42,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:42,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:42,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:42,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:42,781 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 -> 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 [2019-11-24 21:06:43,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:43,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:43,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:43,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:43,428 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:43,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-24 21:06:43,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4390de52/37ac0c7489fe477da563d2f7e8d84691/FLAGb01983abf [2019-11-24 21:06:44,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:44,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-24 21:06:44,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4390de52/37ac0c7489fe477da563d2f7e8d84691/FLAGb01983abf [2019-11-24 21:06:44,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4390de52/37ac0c7489fe477da563d2f7e8d84691 [2019-11-24 21:06:44,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:44,762 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:44,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:44,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:44,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:44,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:44" (1/1) ... [2019-11-24 21:06:44,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:44, skipping insertion in model container [2019-11-24 21:06:44,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:44" (1/1) ... [2019-11-24 21:06:44,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:44,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:45,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:45,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:45,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:45,637 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:45,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45 WrapperNode [2019-11-24 21:06:45,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:45,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:45,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:45,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:45,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:45,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:45,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:45,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:45,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:45,821 INFO L168 Benchmark]: Toolchain (without parser) took 1051.25 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:45,828 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 21:06:45,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.73 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:45,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.12 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:45,844 INFO L168 Benchmark]: Boogie Preprocessor took 73.99 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:45,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 873.73 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.12 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.99 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:49,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:49,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:49,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:49,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:49,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:49,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:49,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:49,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:49,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:49,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:50,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:50,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:50,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:50,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:50,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:50,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:50,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:50,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:50,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:50,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:50,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:50,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:50,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:50,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:50,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:50,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:50,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:50,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:50,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:50,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:50,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:50,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:50,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:50,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:50,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:50,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:50,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:50,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:50,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:50,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:50,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:50,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:50,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:50,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:50,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:50,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:50,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:50,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:50,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:50,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:50,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:50,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:50,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:50,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:50,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:50,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:50,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:50,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:50,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:50,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:50,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:50,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:50,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:50,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:50,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:50,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:50,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:50,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:50,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:50,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:50,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:50,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:50,186 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 -> 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 [2019-11-24 21:06:50,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:50,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:50,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:50,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:50,781 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:50,782 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-24 21:06:50,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70fb0647e/62984b0bce83492c82964aae05ebd6e2/FLAG6db46e4cd [2019-11-24 21:06:52,026 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:52,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-24 21:06:52,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70fb0647e/62984b0bce83492c82964aae05ebd6e2/FLAG6db46e4cd [2019-11-24 21:06:52,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70fb0647e/62984b0bce83492c82964aae05ebd6e2 [2019-11-24 21:06:52,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:52,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:52,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:52,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:52,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:52,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52, skipping insertion in model container [2019-11-24 21:06:52,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:52,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:52,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:52,730 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:52,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:52,966 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:52,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52 WrapperNode [2019-11-24 21:06:52,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:52,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:52,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:52,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:52,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:53,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:53,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:53,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:53,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:53,187 INFO L168 Benchmark]: Toolchain (without parser) took 1079.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,191 INFO L168 Benchmark]: CDTParser took 2.35 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. [2019-11-24 21:06:53,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 859.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:53,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.48 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,197 INFO L168 Benchmark]: Boogie Preprocessor took 96.94 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 859.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.48 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.94 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...