./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4067ad1b598c9ecb9f285b79932b541dc69ac510 ..................................................................................................................................................................................................................................................................................................................................... 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_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4067ad1b598c9ecb9f285b79932b541dc69ac510 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:29:57,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:29:57,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:29:57,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:29:57,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:29:57,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:29:57,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:29:57,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:29:57,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:29:57,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:29:57,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:29:57,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:29:57,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:29:57,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:29:57,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:29:57,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:29:57,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:29:57,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:29:57,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:29:57,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:29:57,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:29:57,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:29:57,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:29:57,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:29:57,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:29:57,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:29:57,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:29:57,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:29:57,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:29:57,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:29:57,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:29:57,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:29:57,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:29:57,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:29:57,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:29:57,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:29:57,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:29:57,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:29:57,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:29:57,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:29:57,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:29:57,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:29:57,497 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:29:57,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:29:57,498 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:29:57,498 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:29:57,498 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:29:57,498 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:29:57,499 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:29:57,499 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:29:57,499 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:29:57,499 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:29:57,500 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:29:57,500 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:29:57,500 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:29:57,500 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:29:57,501 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:29:57,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:29:57,502 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:29:57,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:29:57,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:29:57,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:29:57,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:29:57,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:29:57,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:29:57,503 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:29:57,504 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:29:57,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:29:57,504 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:29:57,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:29:57,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:29:57,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:29:57,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:57,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:29:57,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:29:57,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:29:57,506 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:29:57,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:29:57,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:29:57,506 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:29:57,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:29:57,507 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_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4067ad1b598c9ecb9f285b79932b541dc69ac510 [2021-10-11 02:29:57,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:29:57,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:29:57,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:29:57,823 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:29:57,824 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:29:57,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2021-10-11 02:29:57,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/28412cc2d/9fb27d0200e34c729e0b16eff8ca2888/FLAGe916d2b3c [2021-10-11 02:29:58,350 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:29:58,351 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2021-10-11 02:29:58,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/28412cc2d/9fb27d0200e34c729e0b16eff8ca2888/FLAGe916d2b3c [2021-10-11 02:29:58,887 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/28412cc2d/9fb27d0200e34c729e0b16eff8ca2888 [2021-10-11 02:29:58,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:29:58,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:29:58,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:58,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:29:58,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:29:58,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:58" (1/1) ... [2021-10-11 02:29:58,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553dc57a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:58, skipping insertion in model container [2021-10-11 02:29:58,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:29:58" (1/1) ... [2021-10-11 02:29:58,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:29:58,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:29:59,192 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c[5219,5232] [2021-10-11 02:29:59,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:59,216 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:29:59,275 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c[5219,5232] [2021-10-11 02:29:59,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:29:59,300 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:29:59,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59 WrapperNode [2021-10-11 02:29:59,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:29:59,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:59,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:29:59,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:29:59,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:29:59,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:29:59,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:29:59,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:29:59,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... [2021-10-11 02:29:59,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:29:59,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:29:59,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:29:59,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:29:59,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-11 02:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 02:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-11 02:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:29:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 02:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-11 02:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:30:00,682 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:00,683 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-11 02:30:00,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:00 BoogieIcfgContainer [2021-10-11 02:30:00,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:00,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:00,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:00,692 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:00,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:29:58" (1/3) ... [2021-10-11 02:30:00,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772de7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:00, skipping insertion in model container [2021-10-11 02:30:00,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:29:59" (2/3) ... [2021-10-11 02:30:00,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772de7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:00, skipping insertion in model container [2021-10-11 02:30:00,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:00" (3/3) ... [2021-10-11 02:30:00,699 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680a.c [2021-10-11 02:30:00,713 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:00,718 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:30:00,729 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:30:00,768 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:00,768 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:00,768 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:00,768 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:00,768 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:00,768 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:00,769 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:00,769 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states. [2021-10-11 02:30:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-11 02:30:00,793 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:00,794 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:00,796 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:00,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:00,802 INFO L82 PathProgramCache]: Analyzing trace with hash -548670750, now seen corresponding path program 1 times [2021-10-11 02:30:00,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:30:00,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451269334] [2021-10-11 02:30:00,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:30:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:00,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451269334] [2021-10-11 02:30:00,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:00,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:00,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569204830] [2021-10-11 02:30:01,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:01,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:30:01,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:01,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:01,016 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 2 states. [2021-10-11 02:30:01,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:01,043 INFO L93 Difference]: Finished difference Result 151 states and 259 transitions. [2021-10-11 02:30:01,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:01,045 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2021-10-11 02:30:01,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:01,055 INFO L225 Difference]: With dead ends: 151 [2021-10-11 02:30:01,056 INFO L226 Difference]: Without dead ends: 74 [2021-10-11 02:30:01,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:01,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-10-11 02:30:01,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-10-11 02:30:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2021-10-11 02:30:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 103 transitions. [2021-10-11 02:30:01,100 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 103 transitions. Word has length 9 [2021-10-11 02:30:01,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:01,100 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 103 transitions. [2021-10-11 02:30:01,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2021-10-11 02:30:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-11 02:30:01,101 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:01,101 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:01,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 02:30:01,102 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:01,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:01,103 INFO L82 PathProgramCache]: Analyzing trace with hash 820888459, now seen corresponding path program 1 times [2021-10-11 02:30:01,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:30:01,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9718717] [2021-10-11 02:30:01,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:30:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:30:01,170 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:30:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:30:01,217 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:30:01,245 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-11 02:30:01,246 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:30:01,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 02:30:01,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:30:01 BoogieIcfgContainer [2021-10-11 02:30:01,283 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:30:01,283 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:30:01,283 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:30:01,284 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:30:01,284 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:00" (3/4) ... [2021-10-11 02:30:01,287 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 02:30:01,288 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:30:01,290 INFO L168 Benchmark]: Toolchain (without parser) took 2397.58 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 71.5 MB in the beginning and 100.0 MB in the end (delta: -28.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,291 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 109.1 MB. Free memory is still 88.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:01,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.82 ms. Allocated memory is still 109.1 MB. Free memory was 71.3 MB in the beginning and 80.3 MB in the end (delta: -9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.93 ms. Allocated memory is still 109.1 MB. Free memory was 80.3 MB in the beginning and 77.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,293 INFO L168 Benchmark]: Boogie Preprocessor took 55.70 ms. Allocated memory is still 109.1 MB. Free memory was 77.1 MB in the beginning and 74.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,294 INFO L168 Benchmark]: RCFGBuilder took 1243.74 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 74.0 MB in the beginning and 132.4 MB in the end (delta: -58.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,294 INFO L168 Benchmark]: TraceAbstraction took 594.42 ms. Allocated memory is still 161.5 MB. Free memory was 131.4 MB in the beginning and 101.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:30:01,295 INFO L168 Benchmark]: Witness Printer took 4.39 ms. Allocated memory is still 161.5 MB. Free memory was 101.0 MB in the beginning and 100.0 MB in the end (delta: 999.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:30:01,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 109.1 MB. Free memory is still 88.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.82 ms. Allocated memory is still 109.1 MB. Free memory was 71.3 MB in the beginning and 80.3 MB in the end (delta: -9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.93 ms. Allocated memory is still 109.1 MB. Free memory was 80.3 MB in the beginning and 77.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.70 ms. Allocated memory is still 109.1 MB. Free memory was 77.1 MB in the beginning and 74.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1243.74 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 74.0 MB in the beginning and 132.4 MB in the end (delta: -58.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 594.42 ms. Allocated memory is still 161.5 MB. Free memory was 131.4 MB in the beginning and 101.0 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 4.39 ms. Allocated memory is still 161.5 MB. Free memory was 101.0 MB in the beginning and 100.0 MB in the end (delta: 999.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 228]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 44, overapproximation of bitwiseAnd at line 135, overapproximation of someUnaryFLOAToperation at line 222, overapproximation of someBinaryArithmeticFLOAToperation at line 137. Possible FailurePath: [L29-L34] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L36-L41] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L43-L47] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L49-L51] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L117-L118] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L222] float x = -0.0f; [L223] float y = 0.0f; [L121] float z; [L122] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L125] ieee_float_shape_type gf_u; [L126] gf_u.value = (x) [L127] EXPR gf_u.word [L127] (hx) = gf_u.word [L129] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L131] ieee_float_shape_type gf_u; [L132] gf_u.value = (y) [L133] EXPR gf_u.word [L133] (hy) = gf_u.word [L135] iy = hy & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L136] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L137] return x + y; VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != pi VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L228] reach_error() VAL [aT_atan={7:0}, atanhi_atan={6:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 105 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=76occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:30:03,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:30:03,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:30:03,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:30:03,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:30:03,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:30:03,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:30:03,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:30:03,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:30:03,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:30:03,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:30:03,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:30:03,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:30:03,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:30:03,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:30:03,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:30:03,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:30:03,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:30:03,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:30:03,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:30:03,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:30:03,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:30:03,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:30:04,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:30:04,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:30:04,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:30:04,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:30:04,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:30:04,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:30:04,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:30:04,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:30:04,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:30:04,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:30:04,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:30:04,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:30:04,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:30:04,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:30:04,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:30:04,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:30:04,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:30:04,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:30:04,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:30:04,071 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:30:04,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:30:04,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:30:04,073 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:30:04,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:30:04,074 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:30:04,074 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:30:04,074 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:30:04,074 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:30:04,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:30:04,077 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:30:04,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:30:04,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:30:04,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:30:04,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:30:04,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:30:04,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:30:04,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:30:04,079 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:30:04,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:30:04,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:30:04,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:30:04,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:30:04,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:30:04,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:30:04,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:30:04,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:04,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:30:04,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:30:04,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:30:04,081 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:30:04,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:30:04,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:30:04,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:30:04,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:30:04,082 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_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4067ad1b598c9ecb9f285b79932b541dc69ac510 [2021-10-11 02:30:04,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:30:04,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:30:04,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:30:04,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:30:04,518 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:30:04,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2021-10-11 02:30:04,584 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/bdd25539e/b60c74e835a84a258cdcae244be6d6f5/FLAG3179b543f [2021-10-11 02:30:05,096 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:30:05,096 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2021-10-11 02:30:05,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/bdd25539e/b60c74e835a84a258cdcae244be6d6f5/FLAG3179b543f [2021-10-11 02:30:05,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/data/bdd25539e/b60c74e835a84a258cdcae244be6d6f5 [2021-10-11 02:30:05,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:30:05,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:30:05,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:05,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:30:05,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:30:05,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@358bbd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05, skipping insertion in model container [2021-10-11 02:30:05,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:30:05,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:30:05,750 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c[5219,5232] [2021-10-11 02:30:05,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:05,803 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:30:05,852 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c[5219,5232] [2021-10-11 02:30:05,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:30:05,876 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:30:05,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05 WrapperNode [2021-10-11 02:30:05,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:30:05,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:05,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:30:05,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:30:05,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:30:05,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:30:05,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:30:05,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:30:05,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:05,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:06,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:06,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:06,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... [2021-10-11 02:30:06,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:30:06,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:30:06,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:30:06,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:30:06,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:30:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-11 02:30:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:30:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:30:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-11 02:30:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 02:30:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:30:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:30:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-11 02:30:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 02:30:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:30:39,268 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:30:39,269 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-11 02:30:39,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:39 BoogieIcfgContainer [2021-10-11 02:30:39,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:30:39,272 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:30:39,273 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:30:39,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:30:39,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:30:05" (1/3) ... [2021-10-11 02:30:39,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219c1839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:39, skipping insertion in model container [2021-10-11 02:30:39,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:30:05" (2/3) ... [2021-10-11 02:30:39,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219c1839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:30:39, skipping insertion in model container [2021-10-11 02:30:39,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:39" (3/3) ... [2021-10-11 02:30:39,279 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680a.c [2021-10-11 02:30:39,290 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:30:39,293 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:30:39,304 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 02:30:39,330 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:30:39,331 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:30:39,331 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:30:39,331 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:30:39,331 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:30:39,331 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:30:39,332 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:30:39,332 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:30:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2021-10-11 02:30:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-11 02:30:39,353 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:39,353 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:39,354 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:39,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:39,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2021-10-11 02:30:39,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:39,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587670711] [2021-10-11 02:30:39,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:40,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:30:40,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:40,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:40,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587670711] [2021-10-11 02:30:40,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:40,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:30:40,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112815776] [2021-10-11 02:30:40,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:30:40,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:40,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:30:40,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:40,587 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2021-10-11 02:30:40,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:40,616 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2021-10-11 02:30:40,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:30:40,618 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2021-10-11 02:30:40,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:40,629 INFO L225 Difference]: With dead ends: 216 [2021-10-11 02:30:40,629 INFO L226 Difference]: Without dead ends: 106 [2021-10-11 02:30:40,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:30:40,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2021-10-11 02:30:40,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-10-11 02:30:40,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-10-11 02:30:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2021-10-11 02:30:40,673 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2021-10-11 02:30:40,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:40,674 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2021-10-11 02:30:40,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:30:40,674 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2021-10-11 02:30:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-11 02:30:40,675 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:40,675 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:40,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:30:40,899 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:40,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:40,900 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2021-10-11 02:30:40,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:40,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691499092] [2021-10-11 02:30:40,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:41,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-11 02:30:41,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:42,078 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-11 02:30:42,080 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:30:42,160 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:42,164 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:42,164 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:33 [2021-10-11 02:30:42,418 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-10-11 02:30:42,421 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:42,469 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:42,472 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:42,472 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:25 [2021-10-11 02:30:42,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:42,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:42,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1691499092] [2021-10-11 02:30:42,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:42,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 02:30:42,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133476082] [2021-10-11 02:30:42,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 02:30:42,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:42,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 02:30:42,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:42,831 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand 7 states. [2021-10-11 02:30:53,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:53,255 INFO L93 Difference]: Finished difference Result 113 states and 162 transitions. [2021-10-11 02:30:53,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:30:53,264 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 12 [2021-10-11 02:30:53,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:53,265 INFO L225 Difference]: With dead ends: 113 [2021-10-11 02:30:53,265 INFO L226 Difference]: Without dead ends: 48 [2021-10-11 02:30:53,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:30:53,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-10-11 02:30:53,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-10-11 02:30:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2021-10-11 02:30:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions. [2021-10-11 02:30:53,287 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 63 transitions. Word has length 12 [2021-10-11 02:30:53,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:53,287 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 63 transitions. [2021-10-11 02:30:53,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 02:30:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2021-10-11 02:30:53,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:30:53,289 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:53,289 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:53,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:30:53,494 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:53,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:53,495 INFO L82 PathProgramCache]: Analyzing trace with hash 851663127, now seen corresponding path program 1 times [2021-10-11 02:30:53,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:53,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1102157711] [2021-10-11 02:30:53,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:54,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-11 02:30:54,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:54,603 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:30:54,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:54,714 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:54,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1102157711] [2021-10-11 02:30:54,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:54,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 02:30:54,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040643489] [2021-10-11 02:30:54,715 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:30:54,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:54,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:30:54,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:30:54,717 INFO L87 Difference]: Start difference. First operand 48 states and 63 transitions. Second operand 6 states. [2021-10-11 02:30:55,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:55,416 INFO L93 Difference]: Finished difference Result 60 states and 77 transitions. [2021-10-11 02:30:55,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:30:55,417 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2021-10-11 02:30:55,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:55,417 INFO L225 Difference]: With dead ends: 60 [2021-10-11 02:30:55,418 INFO L226 Difference]: Without dead ends: 24 [2021-10-11 02:30:55,418 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:30:55,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-11 02:30:55,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-11 02:30:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-10-11 02:30:55,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2021-10-11 02:30:55,422 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 17 [2021-10-11 02:30:55,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:55,422 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2021-10-11 02:30:55,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:30:55,422 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-10-11 02:30:55,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:30:55,423 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:55,423 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:55,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:30:55,624 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:55,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:55,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1894733472, now seen corresponding path program 1 times [2021-10-11 02:30:55,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:55,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814973207] [2021-10-11 02:30:55,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:56,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:30:56,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:57,039 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-10-11 02:30:57,239 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-10-11 02:30:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:30:57,245 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:30:57,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1814973207] [2021-10-11 02:30:57,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:30:57,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:30:57,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288889960] [2021-10-11 02:30:57,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:30:57,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:30:57,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:30:57,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:30:57,247 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 5 states. [2021-10-11 02:30:57,767 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2021-10-11 02:30:58,299 WARN L197 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2021-10-11 02:30:58,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:30:58,560 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2021-10-11 02:30:58,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:30:58,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2021-10-11 02:30:58,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:30:58,561 INFO L225 Difference]: With dead ends: 28 [2021-10-11 02:30:58,561 INFO L226 Difference]: Without dead ends: 24 [2021-10-11 02:30:58,562 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:30:58,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-11 02:30:58,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-11 02:30:58,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-10-11 02:30:58,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2021-10-11 02:30:58,566 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 18 [2021-10-11 02:30:58,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:30:58,566 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2021-10-11 02:30:58,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:30:58,566 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2021-10-11 02:30:58,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:30:58,567 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:30:58,567 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:30:58,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:30:58,768 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:30:58,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:30:58,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1386426768, now seen corresponding path program 1 times [2021-10-11 02:30:58,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:30:58,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1933886945] [2021-10-11 02:30:58,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:30:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:30:59,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-11 02:30:59,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:30:59,927 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-11 02:30:59,928 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:30:59,996 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:30:59,999 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 02:30:59,999 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:32, output treesize:33 [2021-10-11 02:31:00,136 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2021-10-11 02:31:00,137 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-11 02:31:00,177 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 02:31:00,178 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-11 02:31:00,178 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:20 [2021-10-11 02:31:00,388 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:31:00,405 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-10-11 02:31:00,422 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-10-11 02:31:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:31:00,547 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:31:00,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1933886945] [2021-10-11 02:31:00,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:31:00,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 02:31:00,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12671567] [2021-10-11 02:31:00,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 02:31:00,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:31:00,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 02:31:00,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:31:00,549 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 7 states. [2021-10-11 02:31:01,389 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-10-11 02:31:01,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:31:01,390 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2021-10-11 02:31:01,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:31:01,390 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2021-10-11 02:31:01,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:31:01,391 INFO L225 Difference]: With dead ends: 24 [2021-10-11 02:31:01,391 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:31:01,391 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:31:01,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:31:01,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:31:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:31:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:31:01,392 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-10-11 02:31:01,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:31:01,392 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:31:01,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 02:31:01,393 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:31:01,393 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:31:01,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:31:01,595 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:31:01,794 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2021-10-11 02:31:02,202 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2021-10-11 02:31:02,646 WARN L197 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 02:31:02,692 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2021-10-11 02:31:02,692 INFO L262 CegarLoopResult]: For program point L184-2(line 184) no Hoare annotation was computed. [2021-10-11 02:31:02,693 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:31:02,693 INFO L262 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2021-10-11 02:31:02,693 INFO L258 CegarLoopResult]: At program point L120(lines 120 215) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (exists ((v_arrayElimCell_1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_arrayElimCell_1) ULTIMATE.start___ieee754_atan2f_~ix~2) (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) (fp.neg (_ +zero 8 24))))))) [2021-10-11 02:31:02,693 INFO L262 CegarLoopResult]: For program point L21(lines 21 25) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-1(lines 14 27) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-4(lines 14 27) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-6(lines 21 25) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-7(lines 14 27) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L21-8(lines 21 25) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L170(lines 170 179) no Hoare annotation was computed. [2021-10-11 02:31:02,694 INFO L262 CegarLoopResult]: For program point L203-1(lines 196 208) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L203-2(lines 203 207) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L71(lines 71 96) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L71-2(lines 71 96) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L187(lines 187 192) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L88(lines 88 94) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L88-2(lines 71 96) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L88-3(lines 88 94) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L88-5(lines 71 96) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L138(lines 138 139) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L72(lines 72 75) no Hoare annotation was computed. [2021-10-11 02:31:02,695 INFO L262 CegarLoopResult]: For program point L72-2(lines 72 75) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L72-3(lines 72 75) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L72-5(lines 72 75) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L73(lines 73 74) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L73-1(lines 73 74) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L189(lines 189 192) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L189-2(lines 187 192) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2021-10-11 02:31:02,696 INFO L258 CegarLoopResult]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2021-10-11 02:31:02,696 INFO L262 CegarLoopResult]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L57-5(lines 57 61) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L258 CegarLoopResult]: At program point L57-6(lines 57 61) the Hoare annotation is: false [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L57-7(lines 57 61) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L157(lines 157 181) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L157-1(lines 120 215) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2021-10-11 02:31:02,697 INFO L258 CegarLoopResult]: At program point L124-2(lines 124 128) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0))) ~pi~0) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0)) [2021-10-11 02:31:02,697 INFO L262 CegarLoopResult]: For program point L124-3(lines 124 128) no Hoare annotation was computed. [2021-10-11 02:31:02,698 INFO L262 CegarLoopResult]: For program point L158(lines 158 180) no Hoare annotation was computed. [2021-10-11 02:31:02,698 INFO L258 CegarLoopResult]: At program point L26(lines 14 27) the Hoare annotation is: false [2021-10-11 02:31:02,698 INFO L258 CegarLoopResult]: At program point L26-1(lines 14 27) the Hoare annotation is: false [2021-10-11 02:31:02,698 INFO L258 CegarLoopResult]: At program point L26-2(lines 14 27) the Hoare annotation is: false [2021-10-11 02:31:02,702 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2021-10-11 02:31:02,702 INFO L262 CegarLoopResult]: For program point L142(lines 142 152) no Hoare annotation was computed. [2021-10-11 02:31:02,702 INFO L262 CegarLoopResult]: For program point L109(lines 109 114) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point L142-2(lines 120 215) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point L109-1(lines 109 114) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point L159(lines 159 168) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point L143(lines 143 151) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point L193(lines 193 214) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2021-10-11 02:31:02,703 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:31:02,704 INFO L262 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2021-10-11 02:31:02,704 INFO L262 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2021-10-11 02:31:02,705 INFO L262 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2021-10-11 02:31:02,706 INFO L262 CegarLoopResult]: For program point L144-2(line 144) no Hoare annotation was computed. [2021-10-11 02:31:02,706 INFO L262 CegarLoopResult]: For program point L227(lines 227 230) no Hoare annotation was computed. [2021-10-11 02:31:02,706 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-11 02:31:02,706 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2021-10-11 02:31:02,706 INFO L262 CegarLoopResult]: For program point L79(lines 79 95) no Hoare annotation was computed. [2021-10-11 02:31:02,706 INFO L262 CegarLoopResult]: For program point L79-1(lines 79 95) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L63(lines 63 70) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L63-1(lines 63 70) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-11 02:31:02,707 INFO L262 CegarLoopResult]: For program point L80(lines 80 86) no Hoare annotation was computed. [2021-10-11 02:31:02,708 INFO L262 CegarLoopResult]: For program point L113-2(line 113) no Hoare annotation was computed. [2021-10-11 02:31:02,708 INFO L258 CegarLoopResult]: At program point L113-3(lines 53 115) the Hoare annotation is: false [2021-10-11 02:31:02,708 INFO L262 CegarLoopResult]: For program point L80-3(lines 80 86) no Hoare annotation was computed. [2021-10-11 02:31:02,708 INFO L262 CegarLoopResult]: For program point L113-4(line 113) no Hoare annotation was computed. [2021-10-11 02:31:02,711 INFO L262 CegarLoopResult]: For program point L113-6(line 113) no Hoare annotation was computed. [2021-10-11 02:31:02,711 INFO L258 CegarLoopResult]: At program point L113-7(lines 53 115) the Hoare annotation is: false [2021-10-11 02:31:02,711 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2021-10-11 02:31:02,711 INFO L262 CegarLoopResult]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2021-10-11 02:31:02,712 INFO L258 CegarLoopResult]: At program point L130-2(lines 130 134) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5|) (_ bv0 32)))) (and (= (bvand (_ bv2147483647 32) .cse0) ULTIMATE.start___ieee754_atan2f_~ix~2) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0))) ~pi~0) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (exists ((|v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24))) (= .cse1 ULTIMATE.start___ieee754_atan2f_~hx~1))))) [2021-10-11 02:31:02,712 INFO L262 CegarLoopResult]: For program point L64(lines 64 65) no Hoare annotation was computed. [2021-10-11 02:31:02,712 INFO L262 CegarLoopResult]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2021-10-11 02:31:02,712 INFO L262 CegarLoopResult]: For program point L64-1(lines 64 65) no Hoare annotation was computed. [2021-10-11 02:31:02,712 INFO L262 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-11 02:31:02,712 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-11 02:31:02,712 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:31:02,713 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2021-10-11 02:31:02,713 INFO L262 CegarLoopResult]: For program point L16-1(lines 16 20) no Hoare annotation was computed. [2021-10-11 02:31:02,713 INFO L258 CegarLoopResult]: At program point L16-2(lines 16 20) the Hoare annotation is: false [2021-10-11 02:31:02,713 INFO L262 CegarLoopResult]: For program point L16-5(lines 16 20) no Hoare annotation was computed. [2021-10-11 02:31:02,713 INFO L258 CegarLoopResult]: At program point L16-6(lines 16 20) the Hoare annotation is: false [2021-10-11 02:31:02,714 INFO L262 CegarLoopResult]: For program point L16-9(lines 16 20) no Hoare annotation was computed. [2021-10-11 02:31:02,714 INFO L258 CegarLoopResult]: At program point L16-10(lines 16 20) the Hoare annotation is: false [2021-10-11 02:31:02,714 INFO L262 CegarLoopResult]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2021-10-11 02:31:02,714 INFO L258 CegarLoopResult]: At program point L198-2(lines 198 202) the Hoare annotation is: false [2021-10-11 02:31:02,714 INFO L262 CegarLoopResult]: For program point L66(lines 66 69) no Hoare annotation was computed. [2021-10-11 02:31:02,714 INFO L262 CegarLoopResult]: For program point L66-1(lines 66 69) no Hoare annotation was computed. [2021-10-11 02:31:02,714 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-11 02:31:02,715 INFO L265 CegarLoopResult]: At program point L232(lines 217 233) the Hoare annotation is: true [2021-10-11 02:31:02,715 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2021-10-11 02:31:02,728 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,735 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,740 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,741 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,742 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,742 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,743 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,744 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,745 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,746 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,746 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,756 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,757 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,757 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,758 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,759 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,759 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,760 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,760 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,760 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,761 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,761 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,761 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,769 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,769 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,769 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,770 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,771 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,771 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,771 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,775 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,775 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,776 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,776 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,777 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:31:02 BoogieIcfgContainer [2021-10-11 02:31:02,780 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:31:02,781 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:31:02,781 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:31:02,781 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:31:02,782 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:30:39" (3/4) ... [2021-10-11 02:31:02,785 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:31:02,811 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-10-11 02:31:02,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-11 02:31:02,826 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:02,827 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:31:02,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32][22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32] == hx) [2021-10-11 02:31:02,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~fp.add~FLOAT(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && (\exists v_arrayElimCell_1 : bv32 :: ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix && ~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) [2021-10-11 02:31:02,910 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb006c4-99ac-4dc5-9abf-156ed088a8d3/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:31:02,910 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:31:02,911 INFO L168 Benchmark]: Toolchain (without parser) took 57462.58 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 41.8 MB in the beginning and 62.5 MB in the end (delta: -20.7 MB). Peak memory consumption was 44.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,911 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 62.9 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:02,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.06 ms. Allocated memory is still 62.9 MB. Free memory was 41.6 MB in the beginning and 40.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.40 ms. Allocated memory is still 62.9 MB. Free memory was 40.3 MB in the beginning and 37.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,913 INFO L168 Benchmark]: Boogie Preprocessor took 74.81 ms. Allocated memory is still 62.9 MB. Free memory was 37.0 MB in the beginning and 33.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,913 INFO L168 Benchmark]: RCFGBuilder took 33234.09 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 33.6 MB in the beginning and 63.7 MB in the end (delta: -30.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,914 INFO L168 Benchmark]: TraceAbstraction took 23507.99 ms. Allocated memory is still 90.2 MB. Free memory was 63.2 MB in the beginning and 28.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,914 INFO L168 Benchmark]: Witness Printer took 129.34 ms. Allocated memory is still 90.2 MB. Free memory was 28.1 MB in the beginning and 62.5 MB in the end (delta: -34.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:02,916 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 62.9 MB. Free memory is still 43.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 427.06 ms. Allocated memory is still 62.9 MB. Free memory was 41.6 MB in the beginning and 40.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.40 ms. Allocated memory is still 62.9 MB. Free memory was 40.3 MB in the beginning and 37.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.81 ms. Allocated memory is still 62.9 MB. Free memory was 37.0 MB in the beginning and 33.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 33234.09 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 33.6 MB in the beginning and 63.7 MB in the end (delta: -30.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23507.99 ms. Allocated memory is still 90.2 MB. Free memory was 63.2 MB in the beginning and 28.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. * Witness Printer took 129.34 ms. Allocated memory is still 90.2 MB. Free memory was 28.1 MB in the beginning and 62.5 MB in the end (delta: -34.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation 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_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - 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_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] - 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_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 228]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant [2021-10-11 02:31:02,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant [2021-10-11 02:31:02,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,930 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,931 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,932 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5,QUANTIFIED] [2021-10-11 02:31:02,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] [2021-10-11 02:31:02,934 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7,QUANTIFIED] Derived loop invariant: ((((((\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5 : bv32 :: ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32]) == ix && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_5][0bv32][22:0])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7 : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32][31:31], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32][30:23], unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32][22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2f_~#gf_u~2.base_7][0bv32] == hx) - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant [2021-10-11 02:31:02,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,937 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,937 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,939 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,940 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,940 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2021-10-11 02:31:02,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,941 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2021-10-11 02:31:02,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-10-11 02:31:02,942 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] [2021-10-11 02:31:02,943 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_1,QUANTIFIED] Derived loop invariant: (((((((((~fp.add~FLOAT(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE()) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && (\exists v_arrayElimCell_1 : bv32 :: ~bvand32(2147483647bv32, v_arrayElimCell_1) == ix && ~fp~LONGDOUBLE(v_arrayElimCell_1[31:31], v_arrayElimCell_1[30:23], v_arrayElimCell_1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 252 SDtfs, 251 SDslu, 160 SDs, 0 SdLazy, 120 SolverSat, 15 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 238 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 41 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 71 ConstructedInterpolants, 14 QuantifiedInterpolants, 15013 SizeOfPredicates, 33 NumberOfNonLiveVariables, 569 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...