./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG --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 fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 ..................................................................................................................................................................................................................................................................................................................... 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG --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 fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:27:52,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:27:52,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:27:52,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:27:52,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:27:52,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:27:52,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:27:52,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:27:52,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:27:52,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:27:52,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:27:52,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:27:52,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:27:52,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:27:52,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:27:52,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:27:52,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:27:52,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:27:52,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:27:52,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:27:52,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:27:52,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:27:52,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:27:52,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:27:52,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:27:52,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:27:52,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:27:52,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:27:52,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:27:52,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:27:52,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:27:52,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:27:52,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:27:52,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:27:52,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:27:52,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:27:52,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:27:52,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:27:52,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:27:52,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:27:52,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:27:52,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:27:52,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:27:52,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:27:52,366 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:27:52,367 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:27:52,367 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:27:52,367 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:27:52,368 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:27:52,368 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:27:52,368 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:27:52,368 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:27:52,369 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:27:52,369 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:27:52,369 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:27:52,369 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:27:52,370 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:27:52,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:27:52,371 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:27:52,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:27:52,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:27:52,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:27:52,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:27:52,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:27:52,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:27:52,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:27:52,373 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:27:52,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:27:52,373 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:27:52,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:27:52,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:27:52,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:27:52,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:27:52,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:27:52,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:27:52,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:27:52,375 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:27:52,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:27:52,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:27:52,376 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:27:52,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:27:52,376 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 [2021-10-29 05:27:52,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:27:52,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:27:52,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:27:52,728 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:27:52,728 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:27:52,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2021-10-29 05:27:52,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/08d9fb964/f1605df57abe46768662043fe9c20cf9/FLAG455198665 [2021-10-29 05:27:53,363 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:27:53,364 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2021-10-29 05:27:53,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/08d9fb964/f1605df57abe46768662043fe9c20cf9/FLAG455198665 [2021-10-29 05:27:53,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/08d9fb964/f1605df57abe46768662043fe9c20cf9 [2021-10-29 05:27:53,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:27:53,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:27:53,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:27:53,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:27:53,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:27:53,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:27:53" (1/1) ... [2021-10-29 05:27:53,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697a8d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:53, skipping insertion in model container [2021-10-29 05:27:53,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:27:53" (1/1) ... [2021-10-29 05:27:53,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:27:53,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:27:53,959 WARN L228 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2021-10-29 05:27:53,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:27:53,969 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:27:53,999 WARN L228 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2021-10-29 05:27:53,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:27:54,013 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:27:54,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54 WrapperNode [2021-10-29 05:27:54,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:27:54,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:27:54,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:27:54,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:27:54,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:27:54,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:27:54,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:27:54,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:27:54,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:27:54,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:27:54,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:27:54,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:27:54,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (1/1) ... [2021-10-29 05:27:54,099 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:27:54,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:27:54,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:27:54,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:27:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 05:27:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:27:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-29 05:27:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 05:27:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-29 05:27:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:27:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:27:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 05:27:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:27:54,606 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:27:54,607 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-29 05:27:54,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:27:54 BoogieIcfgContainer [2021-10-29 05:27:54,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:27:54,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:27:54,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:27:54,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:27:54,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:27:53" (1/3) ... [2021-10-29 05:27:54,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2621df20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:27:54, skipping insertion in model container [2021-10-29 05:27:54,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:54" (2/3) ... [2021-10-29 05:27:54,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2621df20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:27:54, skipping insertion in model container [2021-10-29 05:27:54,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:27:54" (3/3) ... [2021-10-29 05:27:54,620 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032d.c [2021-10-29 05:27:54,625 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:27:54,625 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 05:27:54,701 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:27:54,711 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:27:54,711 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 05:27:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:27:54,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 05:27:54,745 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:27:54,745 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:27:54,746 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:27:54,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:27:54,755 INFO L85 PathProgramCache]: Analyzing trace with hash 623690291, now seen corresponding path program 1 times [2021-10-29 05:27:54,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:27:54,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099605509] [2021-10-29 05:27:54,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:27:54,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:27:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:27:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:27:54,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:27:54,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099605509] [2021-10-29 05:27:54,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099605509] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:27:54,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:27:54,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 05:27:54,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072205967] [2021-10-29 05:27:54,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:27:54,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:27:55,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:27:55,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:27:55,017 INFO L87 Difference]: Start difference. First operand has 21 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:27:55,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:27:55,037 INFO L93 Difference]: Finished difference Result 41 states and 63 transitions. [2021-10-29 05:27:55,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:27:55,040 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-29 05:27:55,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:27:55,049 INFO L225 Difference]: With dead ends: 41 [2021-10-29 05:27:55,050 INFO L226 Difference]: Without dead ends: 19 [2021-10-29 05:27:55,053 INFO L786 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 [2021-10-29 05:27:55,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-10-29 05:27:55,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-10-29 05:27:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:27:55,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2021-10-29 05:27:55,092 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 10 [2021-10-29 05:27:55,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:27:55,093 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-10-29 05:27:55,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:27:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2021-10-29 05:27:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 05:27:55,094 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:27:55,094 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:27:55,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 05:27:55,095 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:27:55,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:27:55,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1378702658, now seen corresponding path program 1 times [2021-10-29 05:27:55,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:27:55,099 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263520515] [2021-10-29 05:27:55,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:27:55,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:27:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:27:55,209 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 05:27:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:27:55,316 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-29 05:27:55,317 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-29 05:27:55,318 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:27:55,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 05:27:55,325 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-29 05:27:55,328 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:27:55,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:27:55 BoogieIcfgContainer [2021-10-29 05:27:55,374 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:27:55,375 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:27:55,376 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:27:55,376 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:27:55,376 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:27:54" (3/4) ... [2021-10-29 05:27:55,380 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 05:27:55,380 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:27:55,383 INFO L168 Benchmark]: Toolchain (without parser) took 1655.01 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 71.1 MB in the beginning and 121.6 MB in the end (delta: -50.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:27:55,384 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory is still 87.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:27:55,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.94 ms. Allocated memory is still 111.1 MB. Free memory was 70.9 MB in the beginning and 84.9 MB in the end (delta: -14.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:27:55,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.20 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 83.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:27:55,393 INFO L168 Benchmark]: Boogie Preprocessor took 32.23 ms. Allocated memory is still 111.1 MB. Free memory was 83.2 MB in the beginning and 81.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:27:55,395 INFO L168 Benchmark]: RCFGBuilder took 519.40 ms. Allocated memory is still 111.1 MB. Free memory was 81.5 MB in the beginning and 65.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:27:55,395 INFO L168 Benchmark]: TraceAbstraction took 763.26 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 64.7 MB in the beginning and 122.6 MB in the end (delta: -57.9 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:27:55,396 INFO L168 Benchmark]: Witness Printer took 5.08 ms. Allocated memory is still 148.9 MB. Free memory was 122.6 MB in the beginning and 121.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:27:55,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 111.1 MB. Free memory is still 87.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 285.94 ms. Allocated memory is still 111.1 MB. Free memory was 70.9 MB in the beginning and 84.9 MB in the end (delta: -14.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.20 ms. Allocated memory is still 111.1 MB. Free memory was 84.9 MB in the beginning and 83.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.23 ms. Allocated memory is still 111.1 MB. Free memory was 83.2 MB in the beginning and 81.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 519.40 ms. Allocated memory is still 111.1 MB. Free memory was 81.5 MB in the beginning and 65.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 763.26 ms. Allocated memory was 111.1 MB in the beginning and 148.9 MB in the end (delta: 37.7 MB). Free memory was 64.7 MB in the beginning and 122.6 MB in the end (delta: -57.9 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.08 ms. Allocated memory is still 148.9 MB. Free memory was 122.6 MB in the beginning and 121.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 93]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 75, overapproximation of someBinaryArithmeticDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 74. Possible FailurePath: [L88] double x = -1.0 / 0.0; [L17] __int32_t msw, exponent_less_1023; [L18] __uint32_t lsw; [L20] ieee_double_shape_type ew_u; [L21] ew_u.value = (x) [L22] EXPR ew_u.parts.msw [L22] (msw) = ew_u.parts.msw [L23] EXPR ew_u.parts.lsw [L23] (lsw) = ew_u.parts.lsw [L25] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L26] COND FALSE !(exponent_less_1023 < 20) [L40] COND TRUE exponent_less_1023 > 51 [L41] COND FALSE !(exponent_less_1023 == 1024) [L44] return x; [L89] double res = round_double(x); [L67] __int32_t hx, lx; [L69] ieee_double_shape_type ew_u; [L70] ew_u.value = (x) [L71] EXPR ew_u.parts.msw [L71] (hx) = ew_u.parts.msw [L72] EXPR ew_u.parts.lsw [L72] (lx) = ew_u.parts.lsw [L74] hx &= 0x7fffffff [L75] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L76] hx = 0x7ff00000 - hx [L77] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L92] COND TRUE !isinf_double(res) [L93] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 25 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=21occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 [2021-10-29 05:27:55,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:27:57,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:27:57,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:27:57,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:27:57,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:27:57,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:27:57,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:27:57,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:27:57,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:27:58,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:27:58,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:27:58,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:27:58,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:27:58,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:27:58,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:27:58,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:27:58,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:27:58,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:27:58,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:27:58,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:27:58,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:27:58,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:27:58,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:27:58,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:27:58,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:27:58,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:27:58,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:27:58,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:27:58,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:27:58,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:27:58,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:27:58,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:27:58,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:27:58,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:27:58,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:27:58,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:27:58,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:27:58,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:27:58,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:27:58,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:27:58,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:27:58,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:27:58,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:27:58,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:27:58,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:27:58,103 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:27:58,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:27:58,103 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:27:58,103 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:27:58,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:27:58,104 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:27:58,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:27:58,106 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:27:58,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:27:58,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:27:58,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:27:58,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:27:58,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:27:58,107 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:27:58,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:27:58,108 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:27:58,108 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:27:58,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:27:58,108 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:27:58,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:27:58,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:27:58,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:27:58,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:27:58,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:27:58,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:27:58,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:27:58,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:27:58,110 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:27:58,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:27:58,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:27:58,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:27:58,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:27:58,112 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe21f92d149d9e0056822eb7bda6d756c9c1bed4285c287108aa0b8294aaabc8 [2021-10-29 05:27:58,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:27:58,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:27:58,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:27:58,546 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:27:58,546 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:27:58,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2021-10-29 05:27:58,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/e42396882/e62abd1096784dfca612e7b38149203e/FLAG463148b7f [2021-10-29 05:27:59,244 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:27:59,244 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c [2021-10-29 05:27:59,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/e42396882/e62abd1096784dfca612e7b38149203e/FLAG463148b7f [2021-10-29 05:27:59,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/data/e42396882/e62abd1096784dfca612e7b38149203e [2021-10-29 05:27:59,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:27:59,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:27:59,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:27:59,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:27:59,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:27:59,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f05f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59, skipping insertion in model container [2021-10-29 05:27:59,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:27:59,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:27:59,794 WARN L228 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2021-10-29 05:27:59,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:27:59,810 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:27:59,841 WARN L228 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_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/sv-benchmarks/c/float-newlib/double_req_bl_1032d.c[2356,2369] [2021-10-29 05:27:59,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:27:59,860 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:27:59,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59 WrapperNode [2021-10-29 05:27:59,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:27:59,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:27:59,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:27:59,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:27:59,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:27:59,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:27:59,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:27:59,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:27:59,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:27:59,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:27:59,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:27:59,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:27:59,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (1/1) ... [2021-10-29 05:27:59,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:27:59,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:27:59,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:27:59,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:28:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-29 05:28:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-29 05:28:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:28:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:28:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 05:28:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:28:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:28:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 05:28:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:28:00,547 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:28:00,547 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-29 05:28:00,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:28:00 BoogieIcfgContainer [2021-10-29 05:28:00,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:28:00,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:28:00,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:28:00,553 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:28:00,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:27:59" (1/3) ... [2021-10-29 05:28:00,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b1a9ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:28:00, skipping insertion in model container [2021-10-29 05:28:00,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:27:59" (2/3) ... [2021-10-29 05:28:00,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b1a9ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:28:00, skipping insertion in model container [2021-10-29 05:28:00,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:28:00" (3/3) ... [2021-10-29 05:28:00,557 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032d.c [2021-10-29 05:28:00,562 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:28:00,562 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 05:28:00,611 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:28:00,618 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:28:00,619 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 05:28:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 27 states have (on average 1.5925925925925926) internal successors, (43), 28 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 05:28:00,643 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:00,644 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:00,645 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:00,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:00,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1058195810, now seen corresponding path program 1 times [2021-10-29 05:28:00,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:00,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [536184377] [2021-10-29 05:28:00,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:00,671 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:00,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:00,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:00,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:28:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:00,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:28:00,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:00,905 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:00,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:00,976 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:00,976 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [536184377] [2021-10-29 05:28:00,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [536184377] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:00,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:00,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:28:00,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293810335] [2021-10-29 05:28:00,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:28:00,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:00,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:28:00,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:28:01,000 INFO L87 Difference]: Start difference. First operand has 29 states, 27 states have (on average 1.5925925925925926) internal successors, (43), 28 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:01,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:01,016 INFO L93 Difference]: Finished difference Result 56 states and 84 transitions. [2021-10-29 05:28:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:28:01,017 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-29 05:28:01,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:01,026 INFO L225 Difference]: With dead ends: 56 [2021-10-29 05:28:01,027 INFO L226 Difference]: Without dead ends: 26 [2021-10-29 05:28:01,029 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:28:01,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-10-29 05:28:01,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-10-29 05:28:01,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.32) internal successors, (33), 25 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:01,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2021-10-29 05:28:01,061 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 33 transitions. Word has length 13 [2021-10-29 05:28:01,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:01,062 INFO L470 AbstractCegarLoop]: Abstraction has 26 states and 33 transitions. [2021-10-29 05:28:01,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2021-10-29 05:28:01,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 05:28:01,063 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:01,063 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:01,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:01,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:01,276 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:01,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:01,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1055488069, now seen corresponding path program 1 times [2021-10-29 05:28:01,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:01,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1413123805] [2021-10-29 05:28:01,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:01,279 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:01,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:01,293 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:01,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:28:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:01,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:28:01,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:01,875 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:02,125 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:02,125 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1413123805] [2021-10-29 05:28:02,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1413123805] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:02,126 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:02,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:28:02,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787369033] [2021-10-29 05:28:02,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:28:02,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:02,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:28:02,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:28:02,131 INFO L87 Difference]: Start difference. First operand 26 states and 33 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:02,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:02,409 INFO L93 Difference]: Finished difference Result 34 states and 40 transitions. [2021-10-29 05:28:02,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:28:02,411 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-29 05:28:02,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:02,412 INFO L225 Difference]: With dead ends: 34 [2021-10-29 05:28:02,412 INFO L226 Difference]: Without dead ends: 16 [2021-10-29 05:28:02,413 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:28:02,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-10-29 05:28:02,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-10-29 05:28:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.0) internal successors, (15), 15 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2021-10-29 05:28:02,418 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2021-10-29 05:28:02,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:02,418 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2021-10-29 05:28:02,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2021-10-29 05:28:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 05:28:02,419 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:28:02,419 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:28:02,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:02,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:02,620 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:28:02,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:28:02,621 INFO L85 PathProgramCache]: Analyzing trace with hash 709099857, now seen corresponding path program 1 times [2021-10-29 05:28:02,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:28:02,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1567493765] [2021-10-29 05:28:02,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:28:02,622 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:28:02,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:28:02,630 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:28:02,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:28:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:28:02,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 05:28:02,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:28:03,034 INFO L388 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 44 treesize of output 42 [2021-10-29 05:28:03,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:03,354 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:28:03,507 INFO L388 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 97 treesize of output 89 [2021-10-29 05:28:07,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:28:07,248 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:28:07,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1567493765] [2021-10-29 05:28:07,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1567493765] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:28:07,249 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:28:07,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2021-10-29 05:28:07,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405565200] [2021-10-29 05:28:07,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-29 05:28:07,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:28:07,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-29 05:28:07,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-10-29 05:28:07,251 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:08,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:28:08,129 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2021-10-29 05:28:08,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:28:08,129 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-29 05:28:08,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:28:08,130 INFO L225 Difference]: With dead ends: 16 [2021-10-29 05:28:08,130 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:28:08,131 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=93, Invalid=287, Unknown=0, NotChecked=0, Total=380 [2021-10-29 05:28:08,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:28:08,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:28:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:08,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:28:08,132 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2021-10-29 05:28:08,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:28:08,132 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:28:08,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:28:08,132 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:28:08,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:28:08,135 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:28:08,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:28:08,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:28:08,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:28:08,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:08,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:08,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:08,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:08,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:28:08,879 INFO L857 garLoopResultBuilder]: For program point L68-3(lines 68 73) no Hoare annotation was computed. [2021-10-29 05:28:08,879 INFO L860 garLoopResultBuilder]: At program point L97(lines 80 98) the Hoare annotation is: true [2021-10-29 05:28:08,879 INFO L857 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-10-29 05:28:08,879 INFO L857 garLoopResultBuilder]: For program point L27(lines 27 39) no Hoare annotation was computed. [2021-10-29 05:28:08,880 INFO L857 garLoopResultBuilder]: For program point L56(lines 56 61) no Hoare annotation was computed. [2021-10-29 05:28:08,880 INFO L857 garLoopResultBuilder]: For program point L56-1(lines 16 63) no Hoare annotation was computed. [2021-10-29 05:28:08,880 INFO L857 garLoopResultBuilder]: For program point L56-2(lines 56 61) no Hoare annotation was computed. [2021-10-29 05:28:08,880 INFO L857 garLoopResultBuilder]: For program point L19-1(lines 19 24) no Hoare annotation was computed. [2021-10-29 05:28:08,880 INFO L853 garLoopResultBuilder]: At program point L19-2(lines 19 24) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_round_double_~x) (= currentRoundingMode roundNearestTiesToEven)) [2021-10-29 05:28:08,880 INFO L857 garLoopResultBuilder]: For program point L19-3(lines 19 24) no Hoare annotation was computed. [2021-10-29 05:28:08,881 INFO L857 garLoopResultBuilder]: For program point L48(lines 48 49) no Hoare annotation was computed. [2021-10-29 05:28:08,881 INFO L853 garLoopResultBuilder]: At program point L77(lines 66 78) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse4 .cse4)))) (and (= |ULTIMATE.start_round_double_#res| .cse0) (exists ((|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= |ULTIMATE.start_isinf_double_#res| (bvadd (bvneg (bvlshr (let ((.cse1 (bvadd (bvneg (bvor (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|)) (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_6|))) (bvor .cse2 (bvneg .cse2))) (_ bv31 32)))) (_ bv2146435072 32)))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))) (_ bv1 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (let ((.cse3 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse3 .cse3))))) (= .cse0 ULTIMATE.start_isinf_double_~x) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_round_double_~x) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start_round_double_~msw~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvadd (_ bv1023 32) ULTIMATE.start_round_double_~exponent_less_1023~0) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (_ bv20 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (= currentRoundingMode roundNearestTiesToEven))) [2021-10-29 05:28:08,881 INFO L857 garLoopResultBuilder]: For program point L40(lines 40 55) no Hoare annotation was computed. [2021-10-29 05:28:08,881 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:28:08,881 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:28:08,881 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:28:08,882 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 93) no Hoare annotation was computed. [2021-10-29 05:28:08,882 INFO L857 garLoopResultBuilder]: For program point L41(lines 41 44) no Hoare annotation was computed. [2021-10-29 05:28:08,882 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:28:08,882 INFO L853 garLoopResultBuilder]: At program point L62(lines 16 63) the Hoare annotation is: (and (= |ULTIMATE.start_round_double_#res| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse0 .cse0))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_round_double_~x) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start_round_double_~msw~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvadd (_ bv1023 32) ULTIMATE.start_round_double_~exponent_less_1023~0) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (_ bv20 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (= currentRoundingMode roundNearestTiesToEven)) [2021-10-29 05:28:08,882 INFO L857 garLoopResultBuilder]: For program point L29(lines 29 30) no Hoare annotation was computed. [2021-10-29 05:28:08,882 INFO L857 garLoopResultBuilder]: For program point L29-2(lines 29 30) no Hoare annotation was computed. [2021-10-29 05:28:08,882 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 35) no Hoare annotation was computed. [2021-10-29 05:28:08,883 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 95) no Hoare annotation was computed. [2021-10-29 05:28:08,883 INFO L857 garLoopResultBuilder]: For program point L26(lines 26 55) no Hoare annotation was computed. [2021-10-29 05:28:08,883 INFO L857 garLoopResultBuilder]: For program point L51(lines 51 52) no Hoare annotation was computed. [2021-10-29 05:28:08,883 INFO L857 garLoopResultBuilder]: For program point L51-2(lines 51 52) no Hoare annotation was computed. [2021-10-29 05:28:08,883 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 68 73) no Hoare annotation was computed. [2021-10-29 05:28:08,883 INFO L853 garLoopResultBuilder]: At program point L68-2(lines 68 73) the Hoare annotation is: (let ((.cse0 (let ((.cse1 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.add roundNearestTiesToEven .cse1 .cse1)))) (and (= |ULTIMATE.start_round_double_#res| .cse0) (= .cse0 ULTIMATE.start_isinf_double_~x) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) ULTIMATE.start_round_double_~x) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start_round_double_~msw~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvadd (_ bv1023 32) ULTIMATE.start_round_double_~exponent_less_1023~0) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (_ bv20 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (= currentRoundingMode roundNearestTiesToEven))) [2021-10-29 05:28:08,887 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-10-29 05:28:08,889 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:28:08,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,908 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,911 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,911 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,911 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,911 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,912 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,912 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,916 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,916 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,917 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,921 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,921 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,921 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,922 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,927 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,932 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,933 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,933 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,933 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,933 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,934 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,935 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,935 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,935 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,935 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,936 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,936 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,938 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,939 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,939 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,939 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,939 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,939 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,940 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,940 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,940 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,942 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,949 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,950 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,951 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,951 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,953 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,954 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,954 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,955 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,955 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,955 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,955 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,955 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,957 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,958 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,958 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,959 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,959 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,960 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,962 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,962 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,962 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,964 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,964 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,965 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,982 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,984 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,984 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,985 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,985 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,985 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,985 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,986 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,987 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,988 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:08,988 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,988 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,988 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,988 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,989 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,989 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,989 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,989 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,990 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,990 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:08,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:08,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:08,999 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:28:09 BoogieIcfgContainer [2021-10-29 05:28:09,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:28:09,003 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:28:09,003 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:28:09,003 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:28:09,003 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:28:00" (3/4) ... [2021-10-29 05:28:09,008 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:28:09,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-29 05:28:09,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-29 05:28:09,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:28:09,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:28:09,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: msw == v_skolemized_q#valueAsBitvector_5[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvadd64(1023bv32, exponent_less_1023) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_q#valueAsBitvector_5[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-10-29 05:28:09,060 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: msw == v_skolemized_q#valueAsBitvector_5[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvadd64(1023bv32, exponent_less_1023) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_q#valueAsBitvector_5[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-10-29 05:28:09,060 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_6 : bv64 :: \result == ~bvadd64(~bvneg32(~bvlshr32(~bvor32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_6[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_6[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_6[31:0])), 31bv32))), 2146435072bv32), ~bvneg32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_6[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_6[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_6[31:0])), 31bv32))), 2146435072bv32))), 31bv32)), 1bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_6[63:63], v_skolemized_q#valueAsBitvector_6[62:52], v_skolemized_q#valueAsBitvector_6[51:0]) == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())))) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: msw == v_skolemized_q#valueAsBitvector_5[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvadd64(1023bv32, exponent_less_1023) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_q#valueAsBitvector_5[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-10-29 05:28:09,095 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:28:09,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:28:09,096 INFO L168 Benchmark]: Toolchain (without parser) took 9503.09 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 51.3 MB in the beginning and 62.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:09,097 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 69.2 MB. Free memory is still 51.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:28:09,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.84 ms. Allocated memory is still 69.2 MB. Free memory was 51.2 MB in the beginning and 39.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:09,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.49 ms. Allocated memory is still 69.2 MB. Free memory was 39.8 MB in the beginning and 38.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:09,098 INFO L168 Benchmark]: Boogie Preprocessor took 32.79 ms. Allocated memory is still 69.2 MB. Free memory was 38.1 MB in the beginning and 36.4 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:28:09,099 INFO L168 Benchmark]: RCFGBuilder took 612.56 ms. Allocated memory is still 69.2 MB. Free memory was 36.4 MB in the beginning and 41.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:09,099 INFO L168 Benchmark]: TraceAbstraction took 8451.14 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 41.5 MB in the beginning and 66.4 MB in the end (delta: -25.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:09,099 INFO L168 Benchmark]: Witness Printer took 92.37 ms. Allocated memory is still 88.1 MB. Free memory was 66.4 MB in the beginning and 62.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:28:09,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 69.2 MB. Free memory is still 51.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 266.84 ms. Allocated memory is still 69.2 MB. Free memory was 51.2 MB in the beginning and 39.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.49 ms. Allocated memory is still 69.2 MB. Free memory was 39.8 MB in the beginning and 38.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 32.79 ms. Allocated memory is still 69.2 MB. Free memory was 38.1 MB in the beginning and 36.4 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 612.56 ms. Allocated memory is still 69.2 MB. Free memory was 36.4 MB in the beginning and 41.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8451.14 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 41.5 MB in the beginning and 66.4 MB in the end (delta: -25.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Witness Printer took 92.37 ms. Allocated memory is still 88.1 MB. Free memory was 66.4 MB in the beginning and 62.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 93]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 52 SDtfs, 54 SDslu, 56 SDs, 0 SdLazy, 59 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=0, InterpolantAutomatonStates: 16, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 354 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 40 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 80 ConstructedInterpolants, 17 QuantifiedInterpolants, 1022 SizeOfPredicates, 21 NumberOfNonLiveVariables, 160 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant [2021-10-29 05:28:09,131 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,132 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 16]: Loop Invariant [2021-10-29 05:28:09,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,133 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,134 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,135 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,135 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,135 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,135 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,135 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,136 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,136 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,136 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,137 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,138 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,139 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,139 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,139 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,139 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,139 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,139 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,140 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((\result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: msw == v_skolemized_q#valueAsBitvector_5[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvadd64(1023bv32, exponent_less_1023) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_q#valueAsBitvector_5[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant [2021-10-29 05:28:09,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,142 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,143 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,143 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,143 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,143 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,143 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,144 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,144 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,144 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,145 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,146 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,147 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,148 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,148 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,148 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,148 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,149 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,149 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,149 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,149 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,149 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,150 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,150 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,152 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((\result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: msw == v_skolemized_q#valueAsBitvector_5[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvadd64(1023bv32, exponent_less_1023) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_q#valueAsBitvector_5[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 66]: Loop Invariant [2021-10-29 05:28:09,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,153 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,154 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,155 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,158 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,158 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,159 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,160 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,160 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,160 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,160 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,162 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,164 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,164 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,165 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,165 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,165 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,166 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,166 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,166 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,166 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,167 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,167 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,167 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_6,QUANTIFIED] [2021-10-29 05:28:09,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,167 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,168 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,169 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-29 05:28:09,169 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,169 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,169 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,170 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,171 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_5,QUANTIFIED] [2021-10-29 05:28:09,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-29 05:28:09,172 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((\result == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_6 : bv64 :: \result == ~bvadd64(~bvneg32(~bvlshr32(~bvor32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_6[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_6[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_6[31:0])), 31bv32))), 2146435072bv32), ~bvneg32(~bvadd64(~bvneg32(~bvor32(~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_6[63:32]), ~bvlshr32(~bvor32(v_skolemized_q#valueAsBitvector_6[31:0], ~bvneg32(v_skolemized_q#valueAsBitvector_6[31:0])), 31bv32))), 2146435072bv32))), 31bv32)), 1bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_6[63:63], v_skolemized_q#valueAsBitvector_6[62:52], v_skolemized_q#valueAsBitvector_6[51:0]) == ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())))) && ~fp.add~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) == x) && ~fp.div~DOUBLE(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) == x) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: msw == v_skolemized_q#valueAsBitvector_5[63:32] && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && (\exists v_skolemized_q#valueAsBitvector_5 : bv64, currentRoundingMode : FloatRoundingMode :: ~bvadd64(1023bv32, exponent_less_1023) == ~bvashr32(~bvand32(2146435072bv32, v_skolemized_q#valueAsBitvector_5[63:32]), 20bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_5[63:63], v_skolemized_q#valueAsBitvector_5[62:52], v_skolemized_q#valueAsBitvector_5[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [2021-10-29 05:28:09,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235b80f4-b5d2-43ae-9c7b-7a02c5c5fe3a/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...