./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0920a.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_0920a.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 68aa61f206da468fa7dcfce700dfa7d384c1ee8e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0920a.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 68aa61f206da468fa7dcfce700dfa7d384c1ee8e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:06:30,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:30,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:30,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:30,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:30,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:30,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:30,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:30,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:30,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:30,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:30,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:30,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:30,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:30,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:30,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:30,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:30,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:30,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:30,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:30,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:30,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:30,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:30,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:30,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:30,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:30,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:30,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:30,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:30,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:30,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:30,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:30,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:30,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:30,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:30,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:30,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:30,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:30,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:30,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:30,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:30,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:30,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:30,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:30,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:30,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:30,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:30,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:30,954 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:30,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:30,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:30,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:30,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:30,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:30,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:30,960 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:30,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:30,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:30,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:30,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:30,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:30,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:30,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:30,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:30,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:30,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:30,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:30,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:30,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:30,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:30,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:30,968 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 -> 68aa61f206da468fa7dcfce700dfa7d384c1ee8e [2019-11-24 21:06:31,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:31,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:31,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:31,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:31,508 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:31,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c [2019-11-24 21:06:31,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63cdbaf4f/cb1ca0a0c16f43be9ee76053a15aeb40/FLAG4d7c62e29 [2019-11-24 21:06:32,701 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:32,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c [2019-11-24 21:06:32,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63cdbaf4f/cb1ca0a0c16f43be9ee76053a15aeb40/FLAG4d7c62e29 [2019-11-24 21:06:32,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63cdbaf4f/cb1ca0a0c16f43be9ee76053a15aeb40 [2019-11-24 21:06:32,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:32,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:32,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:32,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:32,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:32,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:32" (1/1) ... [2019-11-24 21:06:32,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:32, skipping insertion in model container [2019-11-24 21:06:32,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:32" (1/1) ... [2019-11-24 21:06:33,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:33,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:33,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:33,590 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:33,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:33,871 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:33,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33 WrapperNode [2019-11-24 21:06:33,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:33,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:33,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:33,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:33,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:33,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:33,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:33,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:33,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:33,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:33,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:33,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:34,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:34,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:34,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:34,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:34,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:33" (1/1) ... [2019-11-24 21:06:34,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:34,075 INFO L168 Benchmark]: Toolchain (without parser) took 1103.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.8 MB in the end (delta: -19.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:34,077 INFO L168 Benchmark]: CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:34,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 910.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:34,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.78 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 21:06:34,084 INFO L168 Benchmark]: Boogie Preprocessor took 89.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 979.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:34,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 910.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.78 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 89.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 979.8 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 0.1.24-32f2683 [2019-11-24 21:06:38,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:38,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:38,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:38,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:38,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:38,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:38,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:38,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:38,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:38,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:38,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:38,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:38,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:38,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:38,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:38,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:38,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:38,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:38,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:38,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:38,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:38,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:38,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:38,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:38,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:38,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:38,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:38,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:38,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:38,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:38,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:38,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:38,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:38,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:38,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:38,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:38,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:38,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:38,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:38,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:38,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:38,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:38,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:38,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:38,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:38,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:38,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:38,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:38,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:38,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:38,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:38,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:38,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:38,249 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:38,249 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:38,250 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:38,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:38,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:38,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:38,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:38,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:38,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:38,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:38,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:38,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:38,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:38,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:38,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:38,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:38,260 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:38,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:38,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:38,264 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 -> 68aa61f206da468fa7dcfce700dfa7d384c1ee8e [2019-11-24 21:06:38,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:38,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:38,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:38,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:38,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:38,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0920a.c [2019-11-24 21:06:39,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50d20fbd/319eb54518fd40eaabda620145d11d97/FLAG31445b256 [2019-11-24 21:06:40,102 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:40,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0920a.c [2019-11-24 21:06:40,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50d20fbd/319eb54518fd40eaabda620145d11d97/FLAG31445b256 [2019-11-24 21:06:40,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e50d20fbd/319eb54518fd40eaabda620145d11d97 [2019-11-24 21:06:40,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:40,183 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:40,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:40,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:40,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:40,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc750d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40, skipping insertion in model container [2019-11-24 21:06:40,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:40,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:40,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:40,964 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:41,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:41,217 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:41,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41 WrapperNode [2019-11-24 21:06:41,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:41,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:41,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:41,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:41,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:41,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:41,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:41,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:41,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:41" (1/1) ... [2019-11-24 21:06:41,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:41,498 INFO L168 Benchmark]: Toolchain (without parser) took 1312.91 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 979.9 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:41,499 INFO L168 Benchmark]: CDTParser took 2.42 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 21:06:41,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1032.61 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 985.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:41,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.35 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:41,503 INFO L168 Benchmark]: Boogie Preprocessor took 126.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:41,521 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 1032.61 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 985.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.35 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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...