./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/bitvector/soft_float_4-2a.c.cil.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 94419cb5ed7b14b2ed497048686126b88cc40ca2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/bitvector/soft_float_4-2a.c.cil.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 94419cb5ed7b14b2ed497048686126b88cc40ca2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:41:12,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:13,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:13,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:13,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:13,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:13,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:13,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:13,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:13,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:13,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:13,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:13,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:13,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:13,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:13,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:13,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:13,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:13,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:13,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:13,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:13,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:13,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:13,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:13,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:13,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:13,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:13,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:13,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:13,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:13,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:13,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:13,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:13,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:13,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:13,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:13,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:13,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:13,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:13,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:13,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:13,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:13,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:13,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:13,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:13,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:13,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:13,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:13,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:13,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:13,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:13,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:13,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:13,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:13,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:13,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:13,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:13,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:13,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:13,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:13,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:13,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:13,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:13,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:13,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:13,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:13,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:13,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:13,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:13,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:13,179 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 -> 94419cb5ed7b14b2ed497048686126b88cc40ca2 [2019-11-27 15:41:13,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:13,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:13,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:13,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:13,676 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:13,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/soft_float_4-2a.c.cil.c [2019-11-27 15:41:13,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3ef73b3c/a15d0de2832a47428d0d64b9d41e4c28/FLAG1d08b69e3 [2019-11-27 15:41:14,570 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:14,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/soft_float_4-2a.c.cil.c [2019-11-27 15:41:14,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3ef73b3c/a15d0de2832a47428d0d64b9d41e4c28/FLAG1d08b69e3 [2019-11-27 15:41:14,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3ef73b3c/a15d0de2832a47428d0d64b9d41e4c28 [2019-11-27 15:41:14,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:14,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:14,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:14,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:14,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:14,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:14" (1/1) ... [2019-11-27 15:41:14,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22739378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:14, skipping insertion in model container [2019-11-27 15:41:14,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:14" (1/1) ... [2019-11-27 15:41:14,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:14,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:15,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:15,410 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:15,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:15,517 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:15,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15 WrapperNode [2019-11-27 15:41:15,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:15,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:15,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:15,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:15,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:15,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:15,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:15,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:15,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:15" (1/1) ... [2019-11-27 15:41:15,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:15,674 INFO L168 Benchmark]: Toolchain (without parser) took 830.82 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 984.4 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:15,675 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-27 15:41:15,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.52 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 990.1 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:15,695 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.29 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:15,697 INFO L168 Benchmark]: Boogie Preprocessor took 70.15 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. [2019-11-27 15:41:15,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 662.52 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 990.1 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 80.29 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.15 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 0.1.24-509859d [2019-11-27 15:41:18,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:18,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:18,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:18,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:18,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:18,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:18,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:18,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:18,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:18,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:18,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:18,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:18,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:18,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:18,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:18,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:18,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:18,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:18,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:18,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:18,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:18,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:18,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:18,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:18,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:18,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:18,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:18,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:18,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:18,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:18,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:18,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:18,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:18,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:18,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:18,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:18,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:18,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:18,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:18,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:18,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:18,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:18,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:18,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:18,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:18,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:18,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:18,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:18,659 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:18,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:18,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:18,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:18,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:18,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:18,663 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:18,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:18,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:18,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:18,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:18,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:18,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:18,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:18,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:18,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:18,668 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:18,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:18,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:18,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:18,672 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 -> 94419cb5ed7b14b2ed497048686126b88cc40ca2 [2019-11-27 15:41:19,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:19,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:19,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:19,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:19,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:19,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/soft_float_4-2a.c.cil.c [2019-11-27 15:41:19,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cde1ae16/86d2a09b38f64ebdb56bd94d1aec0f38/FLAGcbfea35c4 [2019-11-27 15:41:20,072 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:20,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/soft_float_4-2a.c.cil.c [2019-11-27 15:41:20,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cde1ae16/86d2a09b38f64ebdb56bd94d1aec0f38/FLAGcbfea35c4 [2019-11-27 15:41:20,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cde1ae16/86d2a09b38f64ebdb56bd94d1aec0f38 [2019-11-27 15:41:20,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:20,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:20,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:20,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:20,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:20,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f36619a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:20, skipping insertion in model container [2019-11-27 15:41:20,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:20" (1/1) ... [2019-11-27 15:41:20,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:20,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:20,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:20,917 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:20,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:21,014 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:21,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21 WrapperNode [2019-11-27 15:41:21,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:21,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:21,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:21,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:21,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:21,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:21,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:21,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:21,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:21" (1/1) ... [2019-11-27 15:41:21,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:21,196 INFO L168 Benchmark]: Toolchain (without parser) took 848.08 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 984.5 MB in the end (delta: -18.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:21,200 INFO L168 Benchmark]: CDTParser took 1.46 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. [2019-11-27 15:41:21,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 990.2 MB in the end (delta: -24.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:21,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.26 ms. Allocated memory is still 1.0 GB. Free memory was 990.2 MB in the beginning and 984.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:21,211 INFO L168 Benchmark]: Boogie Preprocessor took 74.28 ms. Allocated memory is still 1.0 GB. Free memory is still 984.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:41:21,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 660.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 990.2 MB in the end (delta: -24.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.26 ms. Allocated memory is still 1.0 GB. Free memory was 990.2 MB in the beginning and 984.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.28 ms. Allocated memory is still 1.0 GB. Free memory is still 984.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...