./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cff56ef2177d4a827b720aa6155a34e4f93cd99b .................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cff56ef2177d4a827b720aa6155a34e4f93cd99b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:29:47,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:47,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:47,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:47,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:47,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:47,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:47,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:47,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:47,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:47,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:47,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:47,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:47,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:47,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:47,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:47,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:47,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:47,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:47,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:47,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:47,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:47,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:47,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:47,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:47,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:47,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:47,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:47,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:47,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:47,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:47,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:47,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:47,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:47,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:47,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:47,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:47,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:47,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:47,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:47,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:47,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:47,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:47,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:47,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:47,864 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:47,865 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:47,865 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:47,865 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:47,865 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:47,866 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:47,866 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:47,867 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:47,867 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:47,868 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:47,868 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:47,868 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:47,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:47,869 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:47,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:47,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:47,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:47,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:47,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:47,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:47,871 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:47,871 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:47,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:47,871 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:47,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:47,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:47,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:47,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:47,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:47,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:47,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:47,874 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:47,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:47,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:47,874 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:47,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:47,875 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cff56ef2177d4a827b720aa6155a34e4f93cd99b [2021-10-11 02:29:48,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:48,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:48,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:48,167 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:48,168 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:48,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2021-10-11 02:29:48,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/edbc16326/cadecdb7133b406d8afcac27c0abd940/FLAG4ea15509a [2021-10-11 02:29:48,792 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:48,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2021-10-11 02:29:48,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/edbc16326/cadecdb7133b406d8afcac27c0abd940/FLAG4ea15509a [2021-10-11 02:29:49,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/edbc16326/cadecdb7133b406d8afcac27c0abd940 [2021-10-11 02:29:49,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:49,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:49,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:49,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:49,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:49,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70677954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49, skipping insertion in model container [2021-10-11 02:29:49,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:49,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:49,397 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2021-10-11 02:29:49,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:49,417 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:49,449 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2021-10-11 02:29:49,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:49,468 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:49,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49 WrapperNode [2021-10-11 02:29:49,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:49,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:49,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:49,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:49,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:49,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:49,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:49,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:49,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... [2021-10-11 02:29:49,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:49,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:49,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:49,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:49,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:29:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-11 02:29:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 02:29:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-11 02:29:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 02:29:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:29:49,971 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:49,971 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-11 02:29:49,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:49 BoogieIcfgContainer [2021-10-11 02:29:49,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:49,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:49,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:49,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:49,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:49" (1/3) ... [2021-10-11 02:29:49,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6307da0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:49, skipping insertion in model container [2021-10-11 02:29:49,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:49" (2/3) ... [2021-10-11 02:29:49,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6307da0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:49, skipping insertion in model container [2021-10-11 02:29:49,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:49" (3/3) ... [2021-10-11 02:29:49,982 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1032a.c [2021-10-11 02:29:49,996 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:49,999 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:29:50,010 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:29:50,033 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:50,033 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:50,033 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:50,034 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:50,034 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:50,034 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:50,034 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:50,034 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2021-10-11 02:29:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-11 02:29:50,053 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:50,054 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:50,054 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:50,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:50,061 INFO L82 PathProgramCache]: Analyzing trace with hash -2146411944, now seen corresponding path program 1 times [2021-10-11 02:29:50,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:29:50,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085160838] [2021-10-11 02:29:50,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:29:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:50,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:50,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085160838] [2021-10-11 02:29:50,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:50,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:50,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214675976] [2021-10-11 02:29:50,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:50,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:29:50,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:50,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:50,264 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 2 states. [2021-10-11 02:29:50,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:50,280 INFO L93 Difference]: Finished difference Result 39 states and 59 transitions. [2021-10-11 02:29:50,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:50,282 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2021-10-11 02:29:50,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:50,290 INFO L225 Difference]: With dead ends: 39 [2021-10-11 02:29:50,290 INFO L226 Difference]: Without dead ends: 18 [2021-10-11 02:29:50,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:50,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-10-11 02:29:50,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-11 02:29:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-11 02:29:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2021-10-11 02:29:50,324 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 21 transitions. Word has length 8 [2021-10-11 02:29:50,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:50,324 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-10-11 02:29:50,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-10-11 02:29:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-11 02:29:50,326 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:50,326 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:50,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 02:29:50,326 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:50,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:50,328 INFO L82 PathProgramCache]: Analyzing trace with hash 522958271, now seen corresponding path program 1 times [2021-10-11 02:29:50,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:29:50,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748660312] [2021-10-11 02:29:50,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:29:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:29:50,402 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:29:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:29:50,473 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:29:50,506 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-11 02:29:50,506 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:29:50,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 02:29:50,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:29:50 BoogieIcfgContainer [2021-10-11 02:29:50,534 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:29:50,535 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:29:50,535 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:29:50,535 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:29:50,536 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:49" (3/4) ... [2021-10-11 02:29:50,539 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 02:29:50,539 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:29:50,545 INFO L168 Benchmark]: Toolchain (without parser) took 1393.53 ms. Allocated memory was 111.1 MB in the beginning and 155.2 MB in the end (delta: 44.0 MB). Free memory was 78.0 MB in the beginning and 119.3 MB in the end (delta: -41.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:50,546 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 81.8 MB. Free memory is still 36.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:50,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.70 ms. Allocated memory is still 111.1 MB. Free memory was 78.0 MB in the beginning and 84.6 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:50,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.27 ms. Allocated memory is still 111.1 MB. Free memory was 84.5 MB in the beginning and 82.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:50,550 INFO L168 Benchmark]: Boogie Preprocessor took 29.42 ms. Allocated memory is still 111.1 MB. Free memory was 82.6 MB in the beginning and 81.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:50,551 INFO L168 Benchmark]: RCFGBuilder took 436.49 ms. Allocated memory is still 111.1 MB. Free memory was 81.2 MB in the beginning and 61.0 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:50,552 INFO L168 Benchmark]: TraceAbstraction took 559.11 ms. Allocated memory was 111.1 MB in the beginning and 155.2 MB in the end (delta: 44.0 MB). Free memory was 60.6 MB in the beginning and 119.8 MB in the end (delta: -59.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:50,553 INFO L168 Benchmark]: Witness Printer took 4.74 ms. Allocated memory is still 155.2 MB. Free memory was 119.8 MB in the beginning and 119.3 MB in the end (delta: 478.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:50,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 81.8 MB. Free memory is still 36.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 317.70 ms. Allocated memory is still 111.1 MB. Free memory was 78.0 MB in the beginning and 84.6 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.27 ms. Allocated memory is still 111.1 MB. Free memory was 84.5 MB in the beginning and 82.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.42 ms. Allocated memory is still 111.1 MB. Free memory was 82.6 MB in the beginning and 81.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 436.49 ms. Allocated memory is still 111.1 MB. Free memory was 81.2 MB in the beginning and 61.0 MB in the end (delta: 20.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 559.11 ms. Allocated memory was 111.1 MB in the beginning and 155.2 MB in the end (delta: 44.0 MB). Free memory was 60.6 MB in the beginning and 119.8 MB in the end (delta: -59.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.74 ms. Allocated memory is still 155.2 MB. Free memory was 119.8 MB in the beginning and 119.3 MB in the end (delta: 478.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 82]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of bitwiseAnd at line 25, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L77] float x = 0.0f; [L15] __uint32_t w; [L17] int exponent_less_127; [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (w) = gf_u.word [L25] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L27] COND FALSE !(exponent_less_127 < 23) [L43] COND TRUE exponent_less_127 == 128 [L45] return x + x; [L78] float res = round_float(x); [L81] EXPR res == 0.0f && __signbit_float(res) == 0 [L81] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L82] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 23 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:29:53,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:53,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:53,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:53,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:53,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:53,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:53,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:53,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:53,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:53,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:53,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:53,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:53,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:53,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:53,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:53,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:53,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:53,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:53,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:53,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:53,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:53,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:53,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:53,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:53,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:53,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:53,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:53,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:53,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:53,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:53,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:53,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:53,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:53,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:53,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:53,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:53,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:53,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:53,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:53,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:53,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:29:53,151 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:53,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:53,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:53,153 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:53,153 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:53,154 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:53,154 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:53,154 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:53,155 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:53,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:53,156 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:53,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:53,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:53,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:53,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:53,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:53,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:53,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:29:53,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:29:53,158 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:53,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:53,159 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:53,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:53,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:53,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:29:53,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:53,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:53,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:53,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:53,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:53,163 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:29:53,163 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:29:53,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:53,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:53,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:53,164 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cff56ef2177d4a827b720aa6155a34e4f93cd99b [2021-10-11 02:29:53,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:53,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:53,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:53,560 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:53,561 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:53,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2021-10-11 02:29:53,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/6079c0d84/cbb5eef65aff43f1a9ea0d0620582540/FLAGf75aef6b8 [2021-10-11 02:29:54,117 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:54,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c [2021-10-11 02:29:54,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/6079c0d84/cbb5eef65aff43f1a9ea0d0620582540/FLAGf75aef6b8 [2021-10-11 02:29:54,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/data/6079c0d84/cbb5eef65aff43f1a9ea0d0620582540 [2021-10-11 02:29:54,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:54,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:54,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:54,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:54,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:54,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16539dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54, skipping insertion in model container [2021-10-11 02:29:54,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:54,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:54,715 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2021-10-11 02:29:54,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:54,731 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:54,779 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/sv-benchmarks/c/float-newlib/float_req_bl_1032a.c[1751,1764] [2021-10-11 02:29:54,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:54,817 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:54,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54 WrapperNode [2021-10-11 02:29:54,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:54,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:54,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:54,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:54,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:54,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:54,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:54,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:54,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... [2021-10-11 02:29:54,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:54,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:54,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:54,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:54,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:55,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:29:55,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:55,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-11 02:29:55,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 02:29:55,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:55,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-11 02:29:55,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 02:29:55,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:29:55,492 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:29:55,493 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-11 02:29:55,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:55 BoogieIcfgContainer [2021-10-11 02:29:55,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:29:55,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:29:55,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:29:55,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:29:55,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:54" (1/3) ... [2021-10-11 02:29:55,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2812bbd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:55, skipping insertion in model container [2021-10-11 02:29:55,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:54" (2/3) ... [2021-10-11 02:29:55,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2812bbd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:29:55, skipping insertion in model container [2021-10-11 02:29:55,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:55" (3/3) ... [2021-10-11 02:29:55,503 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1032a.c [2021-10-11 02:29:55,516 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:29:55,520 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:29:55,531 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:29:55,553 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:29:55,554 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:29:55,554 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:29:55,554 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:29:55,554 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:29:55,554 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:29:55,555 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:29:55,555 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:29:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states. [2021-10-11 02:29:55,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-11 02:29:55,572 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:55,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:55,573 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:55,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:55,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1590452317, now seen corresponding path program 1 times [2021-10-11 02:29:55,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:55,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1903651420] [2021-10-11 02:29:55,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:55,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:29:55,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:55,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:55,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1903651420] [2021-10-11 02:29:55,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:55,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:29:55,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17759019] [2021-10-11 02:29:55,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:29:55,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:55,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:29:55,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:55,796 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 2 states. [2021-10-11 02:29:55,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:55,831 INFO L93 Difference]: Finished difference Result 48 states and 72 transitions. [2021-10-11 02:29:55,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:29:55,832 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2021-10-11 02:29:55,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:55,841 INFO L225 Difference]: With dead ends: 48 [2021-10-11 02:29:55,841 INFO L226 Difference]: Without dead ends: 22 [2021-10-11 02:29:55,844 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:29:55,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-10-11 02:29:55,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-10-11 02:29:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-10-11 02:29:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-10-11 02:29:55,876 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 10 [2021-10-11 02:29:55,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:55,876 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-10-11 02:29:55,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:29:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-10-11 02:29:55,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 02:29:55,877 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:55,878 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:56,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:29:56,094 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:56,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:56,095 INFO L82 PathProgramCache]: Analyzing trace with hash -744854880, now seen corresponding path program 1 times [2021-10-11 02:29:56,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:56,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [241020712] [2021-10-11 02:29:56,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:56,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 02:29:56,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:56,362 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:56,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [241020712] [2021-10-11 02:29:56,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:56,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:29:56,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801120883] [2021-10-11 02:29:56,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:29:56,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:56,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:29:56,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:29:56,371 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. Second operand 5 states. [2021-10-11 02:29:56,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:56,461 INFO L93 Difference]: Finished difference Result 34 states and 39 transitions. [2021-10-11 02:29:56,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:29:56,462 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2021-10-11 02:29:56,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:56,463 INFO L225 Difference]: With dead ends: 34 [2021-10-11 02:29:56,463 INFO L226 Difference]: Without dead ends: 20 [2021-10-11 02:29:56,464 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:29:56,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-10-11 02:29:56,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-10-11 02:29:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-11 02:29:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2021-10-11 02:29:56,469 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 20 transitions. Word has length 11 [2021-10-11 02:29:56,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:56,470 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 20 transitions. [2021-10-11 02:29:56,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:29:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2021-10-11 02:29:56,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-11 02:29:56,471 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:56,471 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:56,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:29:56,691 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:56,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:56,692 INFO L82 PathProgramCache]: Analyzing trace with hash 3095257, now seen corresponding path program 1 times [2021-10-11 02:29:56,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:56,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1506935390] [2021-10-11 02:29:56,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:56,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-11 02:29:56,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:56,825 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-11 02:29:56,826 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:29:56,837 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:29:56,840 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:56,840 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:28, output treesize:29 [2021-10-11 02:29:56,970 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-10-11 02:29:56,972 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:56,979 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:29:56,981 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:56,981 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:19 [2021-10-11 02:29:57,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:57,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:57,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1506935390] [2021-10-11 02:29:57,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:57,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:29:57,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802926791] [2021-10-11 02:29:57,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:29:57,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:57,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:29:57,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:29:57,033 INFO L87 Difference]: Start difference. First operand 20 states and 20 transitions. Second operand 6 states. [2021-10-11 02:29:57,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:57,193 INFO L93 Difference]: Finished difference Result 23 states and 22 transitions. [2021-10-11 02:29:57,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:29:57,194 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2021-10-11 02:29:57,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:57,195 INFO L225 Difference]: With dead ends: 23 [2021-10-11 02:29:57,195 INFO L226 Difference]: Without dead ends: 20 [2021-10-11 02:29:57,196 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:29:57,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-10-11 02:29:57,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-10-11 02:29:57,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-11 02:29:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 19 transitions. [2021-10-11 02:29:57,200 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 19 transitions. Word has length 15 [2021-10-11 02:29:57,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:57,201 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 19 transitions. [2021-10-11 02:29:57,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:29:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 19 transitions. [2021-10-11 02:29:57,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:29:57,202 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:29:57,202 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:29:57,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:29:57,403 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:29:57,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:29:57,403 INFO L82 PathProgramCache]: Analyzing trace with hash -318448082, now seen corresponding path program 1 times [2021-10-11 02:29:57,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:29:57,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1060510859] [2021-10-11 02:29:57,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:29:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:29:57,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-11 02:29:57,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:29:57,543 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-11 02:29:57,544 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:29:57,555 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:29:57,559 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:57,559 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:28, output treesize:29 [2021-10-11 02:29:57,660 INFO L348 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-11 02:29:57,661 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 24 [2021-10-11 02:29:57,663 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:29:57,675 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:29:57,678 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:57,678 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:58, output treesize:54 [2021-10-11 02:29:57,842 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:29:57,843 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 36 [2021-10-11 02:29:57,846 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:57,854 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:29:57,855 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:29:57,855 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:60, output treesize:25 [2021-10-11 02:29:57,903 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:29:57,906 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 02:29:57,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:29:57,981 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:29:57,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1060510859] [2021-10-11 02:29:57,982 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:29:57,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-11 02:29:57,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323028066] [2021-10-11 02:29:57,982 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-10-11 02:29:57,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:29:57,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-11 02:29:57,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:29:57,984 INFO L87 Difference]: Start difference. First operand 20 states and 19 transitions. Second operand 11 states. [2021-10-11 02:29:58,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:29:58,605 INFO L93 Difference]: Finished difference Result 20 states and 19 transitions. [2021-10-11 02:29:58,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:29:58,607 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 19 [2021-10-11 02:29:58,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:29:58,608 INFO L225 Difference]: With dead ends: 20 [2021-10-11 02:29:58,608 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:29:58,609 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2021-10-11 02:29:58,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:29:58,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:29:58,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:29:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:29:58,609 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-10-11 02:29:58,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:29:58,610 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:29:58,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-10-11 02:29:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:29:58,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:29:58,810 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:29:58,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:29:59,056 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2021-10-11 02:29:59,292 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2021-10-11 02:29:59,296 INFO L262 CegarLoopResult]: For program point L27(lines 27 48) no Hoare annotation was computed. [2021-10-11 02:29:59,296 INFO L262 CegarLoopResult]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2021-10-11 02:29:59,296 INFO L258 CegarLoopResult]: At program point L60-2(lines 60 64) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0.base_7| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#sf_u~0.base_6| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0.base_7|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0.base_6|) (_ bv0 32)))) (and (= .cse0 .cse1) (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ULTIMATE.start___signbit_float_~x)))) (= ULTIMATE.start_round_float_~x (_ +zero 8 24)) (exists ((ULTIMATE.start_round_float_~w~0 (_ BitVec 32))) (and (= (bvadd ULTIMATE.start_round_float_~exponent_less_127~0 (_ bv127 32)) (bvlshr (bvand (_ bv2139095040 32) ULTIMATE.start_round_float_~w~0) (_ bv23 32))) (= (fp ((_ extract 31 31) ULTIMATE.start_round_float_~w~0) ((_ extract 30 23) ULTIMATE.start_round_float_~w~0) ((_ extract 22 0) ULTIMATE.start_round_float_~w~0)) (_ +zero 8 24)))) (= (fp ((_ extract 31 31) ULTIMATE.start_round_float_~w~0) ((_ extract 30 23) ULTIMATE.start_round_float_~w~0) ((_ extract 22 0) ULTIMATE.start_round_float_~w~0)) (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0.base_7| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#sf_u~0.base_6| (_ BitVec 32))) (let ((.cse3 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0.base_7|) (_ bv0 32))) (.cse2 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0.base_6|) (_ bv0 32)))) (and (= .cse2 .cse3) (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) (= (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) ULTIMATE.start_main_~res~0)))) |ULTIMATE.start_main_#t~short12| (= (_ +zero 8 24) |ULTIMATE.start_round_float_#res|)) [2021-10-11 02:29:59,296 INFO L262 CegarLoopResult]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2021-10-11 02:29:59,296 INFO L262 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L258 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: (= ULTIMATE.start_round_float_~x (_ +zero 8 24)) [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point L81-2(lines 81 84) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point L28(lines 28 41) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2021-10-11 02:29:59,297 INFO L265 CegarLoopResult]: At program point L86(lines 69 87) the Hoare annotation is: true [2021-10-11 02:29:59,297 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2021-10-11 02:29:59,298 INFO L262 CegarLoopResult]: For program point L49(lines 49 53) no Hoare annotation was computed. [2021-10-11 02:29:59,298 INFO L262 CegarLoopResult]: For program point L49-1(lines 14 55) no Hoare annotation was computed. [2021-10-11 02:29:59,298 INFO L262 CegarLoopResult]: For program point L49-2(lines 49 53) no Hoare annotation was computed. [2021-10-11 02:29:59,298 INFO L258 CegarLoopResult]: At program point L66(lines 57 67) the Hoare annotation is: (and (exists ((v_arrayElimCell_3 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)))) (and (= .cse0 (fp ((_ extract 31 31) ULTIMATE.start___signbit_float_~w~1) ((_ extract 30 23) ULTIMATE.start___signbit_float_~w~1) ((_ extract 22 0) ULTIMATE.start___signbit_float_~w~1))) (= .cse0 (_ +zero 8 24))))) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0.base_7| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#sf_u~0.base_6| (_ BitVec 32))) (let ((.cse2 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0.base_7|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0.base_6|) (_ bv0 32)))) (and (= .cse1 .cse2) (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) ULTIMATE.start___signbit_float_~x)))) (= ULTIMATE.start_round_float_~x (_ +zero 8 24)) (exists ((ULTIMATE.start_round_float_~w~0 (_ BitVec 32))) (and (= (bvadd ULTIMATE.start_round_float_~exponent_less_127~0 (_ bv127 32)) (bvlshr (bvand (_ bv2139095040 32) ULTIMATE.start_round_float_~w~0) (_ bv23 32))) (= (fp ((_ extract 31 31) ULTIMATE.start_round_float_~w~0) ((_ extract 30 23) ULTIMATE.start_round_float_~w~0) ((_ extract 22 0) ULTIMATE.start_round_float_~w~0)) (_ +zero 8 24)))) (= (fp ((_ extract 31 31) ULTIMATE.start_round_float_~w~0) ((_ extract 30 23) ULTIMATE.start_round_float_~w~0) ((_ extract 22 0) ULTIMATE.start_round_float_~w~0)) (_ +zero 8 24)) (= |ULTIMATE.start___signbit_float_#res| (_ bv0 32)) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0.base_7| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#sf_u~0.base_6| (_ BitVec 32))) (let ((.cse4 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0.base_7|) (_ bv0 32))) (.cse3 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0.base_6|) (_ bv0 32)))) (and (= .cse3 .cse4) (= (_ +zero 8 24) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) (= (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)) ULTIMATE.start_main_~res~0)))) |ULTIMATE.start_main_#t~short12| (= (_ +zero 8 24) |ULTIMATE.start_round_float_#res|)) [2021-10-11 02:29:59,298 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:29:59,298 INFO L258 CegarLoopResult]: At program point L54(lines 14 55) the Hoare annotation is: (and (= ULTIMATE.start_round_float_~x (_ +zero 8 24)) (exists ((ULTIMATE.start_round_float_~w~0 (_ BitVec 32))) (and (= (bvadd ULTIMATE.start_round_float_~exponent_less_127~0 (_ bv127 32)) (bvlshr (bvand (_ bv2139095040 32) ULTIMATE.start_round_float_~w~0) (_ bv23 32))) (= (fp ((_ extract 31 31) ULTIMATE.start_round_float_~w~0) ((_ extract 30 23) ULTIMATE.start_round_float_~w~0) ((_ extract 22 0) ULTIMATE.start_round_float_~w~0)) (_ +zero 8 24)))) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0.base_6| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0.base_6|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24)) (= .cse0 ULTIMATE.start_round_float_~w~0)))) (= (_ +zero 8 24) |ULTIMATE.start_round_float_#res|)) [2021-10-11 02:29:59,299 INFO L262 CegarLoopResult]: For program point L30(lines 30 32) no Hoare annotation was computed. [2021-10-11 02:29:59,299 INFO L262 CegarLoopResult]: For program point L43(lines 43 47) no Hoare annotation was computed. [2021-10-11 02:29:59,299 INFO L262 CegarLoopResult]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-10-11 02:29:59,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,319 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,320 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,330 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,331 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,332 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,333 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,342 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,346 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:29:59 BoogieIcfgContainer [2021-10-11 02:29:59,363 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:29:59,364 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:29:59,364 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:29:59,364 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:29:59,365 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:29:55" (3/4) ... [2021-10-11 02:29:59,368 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:29:59,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-11 02:29:59,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-11 02:29:59,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:29:59,383 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:29:59,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == ~Pluszero~LONGDOUBLE() && (\exists ULTIMATE.start_round_float_~w~0 : bv32 :: ~bvadd64(exponent_less_127, 127bv32) == ~bvlshr32(~bvand32(2139095040bv32, ULTIMATE.start_round_float_~w~0), 23bv32) && ~fp~LONGDOUBLE(ULTIMATE.start_round_float_~w~0[31:31], ULTIMATE.start_round_float_~w~0[30:23], ULTIMATE.start_round_float_~w~0[22:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_6 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32][22:0]) == ~Pluszero~LONGDOUBLE() && unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32] == w)) && ~Pluszero~LONGDOUBLE() == \result [2021-10-11 02:29:59,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == x) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start_round_float_~w~0 : bv32 :: ~bvadd64(exponent_less_127, 127bv32) == ~bvlshr32(~bvand32(2139095040bv32, ULTIMATE.start_round_float_~w~0), 23bv32) && ~fp~LONGDOUBLE(ULTIMATE.start_round_float_~w~0[31:31], ULTIMATE.start_round_float_~w~0[30:23], ULTIMATE.start_round_float_~w~0[22:0]) == ~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == res)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && ~Pluszero~LONGDOUBLE() == \result [2021-10-11 02:29:59,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\exists v_arrayElimCell_3 : bv32 :: ~fp~LONGDOUBLE(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) && ~fp~LONGDOUBLE(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == x)) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start_round_float_~w~0 : bv32 :: ~bvadd64(exponent_less_127, 127bv32) == ~bvlshr32(~bvand32(2139095040bv32, ULTIMATE.start_round_float_~w~0), 23bv32) && ~fp~LONGDOUBLE(ULTIMATE.start_round_float_~w~0[31:31], ULTIMATE.start_round_float_~w~0[30:23], ULTIMATE.start_round_float_~w~0[22:0]) == ~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == res)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && ~Pluszero~LONGDOUBLE() == \result [2021-10-11 02:29:59,453 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a791fa8-0069-42a4-9205-5dcb1bd0eadb/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:29:59,453 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:29:59,454 INFO L168 Benchmark]: Toolchain (without parser) took 4954.48 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 55.3 MB in the beginning and 49.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:59,460 INFO L168 Benchmark]: CDTParser took 3.04 ms. Allocated memory is still 90.2 MB. Free memory was 72.0 MB in the beginning and 71.9 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:59,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.07 ms. Allocated memory is still 90.2 MB. Free memory was 55.1 MB in the beginning and 73.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:59,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.38 ms. Allocated memory is still 90.2 MB. Free memory was 73.1 MB in the beginning and 71.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:29:59,463 INFO L168 Benchmark]: Boogie Preprocessor took 66.02 ms. Allocated memory is still 90.2 MB. Free memory was 71.5 MB in the beginning and 69.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:59,467 INFO L168 Benchmark]: RCFGBuilder took 531.09 ms. Allocated memory is still 90.2 MB. Free memory was 69.8 MB in the beginning and 52.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:59,467 INFO L168 Benchmark]: TraceAbstraction took 3866.82 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 51.8 MB in the beginning and 52.6 MB in the end (delta: -845.6 kB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:59,468 INFO L168 Benchmark]: Witness Printer took 89.25 ms. Allocated memory is still 113.2 MB. Free memory was 51.7 MB in the beginning and 49.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:29:59,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 ms. Allocated memory is still 90.2 MB. Free memory was 72.0 MB in the beginning and 71.9 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 317.07 ms. Allocated memory is still 90.2 MB. Free memory was 55.1 MB in the beginning and 73.1 MB in the end (delta: -18.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.38 ms. Allocated memory is still 90.2 MB. Free memory was 73.1 MB in the beginning and 71.5 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.02 ms. Allocated memory is still 90.2 MB. Free memory was 71.5 MB in the beginning and 69.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 531.09 ms. Allocated memory is still 90.2 MB. Free memory was 69.8 MB in the beginning and 52.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3866.82 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 51.8 MB in the beginning and 52.6 MB in the end (delta: -845.6 kB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. * Witness Printer took 89.25 ms. Allocated memory is still 113.2 MB. Free memory was 51.7 MB in the beginning and 49.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant [2021-10-11 02:29:59,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] Derived loop invariant: ((((((\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == x) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start_round_float_~w~0 : bv32 :: ~bvadd64(exponent_less_127, 127bv32) == ~bvlshr32(~bvand32(2139095040bv32, ULTIMATE.start_round_float_~w~0), 23bv32) && ~fp~LONGDOUBLE(ULTIMATE.start_round_float_~w~0[31:31], ULTIMATE.start_round_float_~w~0[30:23], ULTIMATE.start_round_float_~w~0[22:0]) == ~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == res)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 14]: Loop Invariant [2021-10-11 02:29:59,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_6,QUANTIFIED] Derived loop invariant: ((x == ~Pluszero~LONGDOUBLE() && (\exists ULTIMATE.start_round_float_~w~0 : bv32 :: ~bvadd64(exponent_less_127, 127bv32) == ~bvlshr32(~bvand32(2139095040bv32, ULTIMATE.start_round_float_~w~0), 23bv32) && ~fp~LONGDOUBLE(ULTIMATE.start_round_float_~w~0[31:31], ULTIMATE.start_round_float_~w~0[30:23], ULTIMATE.start_round_float_~w~0[22:0]) == ~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_6 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32][22:0]) == ~Pluszero~LONGDOUBLE() && unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_6][0bv32] == w)) && ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 57]: Loop Invariant [2021-10-11 02:29:59,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,522 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,523 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,525 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,525 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,525 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,526 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_3,QUANTIFIED] [2021-10-11 02:29:59,527 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,528 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,529 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_round_float_~w~0,QUANTIFIED] [2021-10-11 02:29:59,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,530 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#gf_u~0.base_7,QUANTIFIED] [2021-10-11 02:29:59,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] [2021-10-11 02:29:59,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_round_float_~#sf_u~0.base_6,QUANTIFIED] Derived loop invariant: ((((((((\exists v_arrayElimCell_3 : bv32 :: ~fp~LONGDOUBLE(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) && ~fp~LONGDOUBLE(v_arrayElimCell_3[31:31], v_arrayElimCell_3[30:23], v_arrayElimCell_3[22:0]) == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == x)) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start_round_float_~w~0 : bv32 :: ~bvadd64(exponent_less_127, 127bv32) == ~bvlshr32(~bvand32(2139095040bv32, ULTIMATE.start_round_float_~w~0), 23bv32) && ~fp~LONGDOUBLE(ULTIMATE.start_round_float_~w~0[31:31], ULTIMATE.start_round_float_~w~0[30:23], ULTIMATE.start_round_float_~w~0[22:0]) == ~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && (\exists v_ULTIMATE.start_round_float_~#gf_u~0.base_7 : bv32, v_ULTIMATE.start_round_float_~#sf_u~0.base_6 : bv32 :: (unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32] == unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#gf_u~0.base_7][0bv32][22:0])) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start_round_float_~#sf_u~0.base_6][0bv32][22:0]) == res)) && aux-res == 0.0f && __signbit_float(res) == 0-aux) && ~Pluszero~LONGDOUBLE() == \result - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 61 SDtfs, 99 SDslu, 53 SDs, 0 SdLazy, 89 SolverSat, 31 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 32 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 384 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 459 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 51 ConstructedInterpolants, 20 QuantifiedInterpolants, 12583 SizeOfPredicates, 27 NumberOfNonLiveVariables, 198 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...