./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1131b.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_1131b.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1131b.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:06:52,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:52,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:52,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:52,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:52,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:52,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:52,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:52,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:52,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:52,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:52,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:52,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:52,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:53,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:53,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:53,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:53,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:53,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:53,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:53,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:53,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:53,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:53,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:53,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:53,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:53,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:53,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:53,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:53,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:53,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:53,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:53,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:53,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:53,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:53,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:53,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:53,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:53,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:53,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:53,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:53,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:53,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:53,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:53,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:53,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:53,138 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:53,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:53,141 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:53,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:53,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:53,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:53,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:53,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:53,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:53,146 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:53,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:53,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:53,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:53,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:53,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:53,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:53,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:53,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:53,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:53,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:53,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:53,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:53,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:53,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:53,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:53,157 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2019-11-24 21:06:53,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:53,742 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:53,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:53,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:53,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:53,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-24 21:06:53,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0335a59c1/12f6ddede9aa412da885b013be10bad5/FLAGba9faaea1 [2019-11-24 21:06:55,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:55,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-24 21:06:55,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0335a59c1/12f6ddede9aa412da885b013be10bad5/FLAGba9faaea1 [2019-11-24 21:06:55,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0335a59c1/12f6ddede9aa412da885b013be10bad5 [2019-11-24 21:06:55,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:55,077 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:55,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:55,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:55,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:55,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:55" (1/1) ... [2019-11-24 21:06:55,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289a4085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:55, skipping insertion in model container [2019-11-24 21:06:55,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:55" (1/1) ... [2019-11-24 21:06:55,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:55,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:55,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:55,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:55,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:56,043 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:56,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56 WrapperNode [2019-11-24 21:06:56,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:56,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:56,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:56,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:56,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:56,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:56,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:56,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:56,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:56,302 INFO L168 Benchmark]: Toolchain (without parser) took 1223.10 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 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:56,304 INFO L168 Benchmark]: CDTParser took 2.94 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 21:06:56,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 959.65 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:56,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.79 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 984.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:56,314 INFO L168 Benchmark]: Boogie Preprocessor took 121.59 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:56,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.94 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 959.65 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.79 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 984.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 121.59 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 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 21:07:00,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:00,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:00,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:00,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:00,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:00,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:00,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:00,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:00,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:00,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:00,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:00,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:00,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:00,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:00,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:00,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:00,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:00,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:00,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:00,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:00,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:00,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:00,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:00,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:00,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:00,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:00,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:00,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:00,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:00,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:00,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:00,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:00,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:00,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:00,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:00,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:00,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:00,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:00,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:00,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:00,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:00,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:00,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:00,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:00,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:00,404 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:00,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:00,405 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:00,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:00,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:00,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:00,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:00,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:00,411 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:00,412 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:00,412 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:00,413 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:00,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:00,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:00,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:00,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:00,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:00,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:00,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:00,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:00,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:00,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:00,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:00,420 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:00,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:00,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:00,424 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:00,424 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2019-11-24 21:07:01,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:01,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:01,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:01,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:01,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:01,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-24 21:07:01,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12dc50dd/178c283457714cd1bb70b82a184f1502/FLAG67c5e6cf8 [2019-11-24 21:07:02,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:02,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1131b.c [2019-11-24 21:07:02,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12dc50dd/178c283457714cd1bb70b82a184f1502/FLAG67c5e6cf8 [2019-11-24 21:07:02,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12dc50dd/178c283457714cd1bb70b82a184f1502 [2019-11-24 21:07:02,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:02,417 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:02,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:02,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:02,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:02,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:02" (1/1) ... [2019-11-24 21:07:02,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bd52e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:02, skipping insertion in model container [2019-11-24 21:07:02,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:02" (1/1) ... [2019-11-24 21:07:02,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:02,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:03,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:03,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:03,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:03,367 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:03,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03 WrapperNode [2019-11-24 21:07:03,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:03,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:03,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:03,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:03,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:03,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:03,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:03,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:03,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:03" (1/1) ... [2019-11-24 21:07:03,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:03,658 INFO L168 Benchmark]: Toolchain (without parser) took 1251.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.0 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:03,660 INFO L168 Benchmark]: CDTParser took 0.41 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 21:07:03,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 949.02 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:03,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:03,670 INFO L168 Benchmark]: Boogie Preprocessor took 147.14 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:03,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 949.02 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.80 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.14 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...