./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0680b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0680b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH --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 f89b3bbad42595f1a07c6d5289633d238961847556efb64250e94df2ad8dde4b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:22:59,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:22:59,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:22:59,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:22:59,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:22:59,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:22:59,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:22:59,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:22:59,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:22:59,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:22:59,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:22:59,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:22:59,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:22:59,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:22:59,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:22:59,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:22:59,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:22:59,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:22:59,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:22:59,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:22:59,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:22:59,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:22:59,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:22:59,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:22:59,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:22:59,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:22:59,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:22:59,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:22:59,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:22:59,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:22:59,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:22:59,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:22:59,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:22:59,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:22:59,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:22:59,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:22:59,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:22:59,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:22:59,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:22:59,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:22:59,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:22:59,471 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:22:59,517 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:22:59,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:22:59,519 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:22:59,520 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:22:59,520 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:22:59,520 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:22:59,520 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:22:59,528 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:22:59,528 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:22:59,528 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:22:59,529 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:22:59,530 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:22:59,530 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:22:59,530 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:22:59,530 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:22:59,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:22:59,532 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:22:59,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:22:59,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:22:59,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:22:59,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:22:59,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:22:59,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:22:59,534 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:22:59,534 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:22:59,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:22:59,534 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:22:59,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:22:59,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:22:59,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:22:59,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:22:59,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:22:59,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:22:59,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:22:59,538 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:22:59,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:22:59,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:22:59,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:22:59,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:22:59,539 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_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f89b3bbad42595f1a07c6d5289633d238961847556efb64250e94df2ad8dde4b [2021-11-03 04:22:59,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:22:59,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:22:59,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:22:59,857 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:22:59,858 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:22:59,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/float-newlib/double_req_bl_0680b.c [2021-11-03 04:22:59,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/23afcec1c/a248bdc83b154ce7b1c9ff79df2af908/FLAG7acdb3171 [2021-11-03 04:23:00,471 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:23:00,471 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/sv-benchmarks/c/float-newlib/double_req_bl_0680b.c [2021-11-03 04:23:00,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/23afcec1c/a248bdc83b154ce7b1c9ff79df2af908/FLAG7acdb3171 [2021-11-03 04:23:00,825 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/23afcec1c/a248bdc83b154ce7b1c9ff79df2af908 [2021-11-03 04:23:00,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:23:00,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:23:00,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:23:00,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:23:00,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:23:00,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:23:00" (1/1) ... [2021-11-03 04:23:00,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ec868a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:00, skipping insertion in model container [2021-11-03 04:23:00,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:23:00" (1/1) ... [2021-11-03 04:23:00,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:23:00,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:23:01,119 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/sv-benchmarks/c/float-newlib/double_req_bl_0680b.c[6162,6175] [2021-11-03 04:23:01,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:23:01,132 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:23:01,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/sv-benchmarks/c/float-newlib/double_req_bl_0680b.c[6162,6175] [2021-11-03 04:23:01,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:23:01,217 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:23:01,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01 WrapperNode [2021-11-03 04:23:01,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:23:01,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:23:01,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:23:01,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:23:01,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:23:01,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:23:01,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:23:01,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:23:01,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:23:01,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:23:01,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:23:01,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:23:01,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (1/1) ... [2021-11-03 04:23:01,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:23:01,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:23:01,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:23:01,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:23:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:23:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:23:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-03 04:23:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:23:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-11-03 04:23:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:23:01,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:23:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:23:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-03 04:23:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:23:02,453 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:23:02,453 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-11-03 04:23:02,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:23:02 BoogieIcfgContainer [2021-11-03 04:23:02,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:23:02,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:23:02,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:23:02,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:23:02,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:23:00" (1/3) ... [2021-11-03 04:23:02,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9623c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:23:02, skipping insertion in model container [2021-11-03 04:23:02,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:01" (2/3) ... [2021-11-03 04:23:02,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b9623c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:23:02, skipping insertion in model container [2021-11-03 04:23:02,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:23:02" (3/3) ... [2021-11-03 04:23:02,465 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680b.c [2021-11-03 04:23:02,471 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:23:02,472 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:23:02,526 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:23:02,533 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:23:02,534 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:23:02,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 80 states have (on average 1.75) internal successors, (140), 81 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:23:02,558 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:23:02,559 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:23:02,559 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:23:02,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:23:02,566 INFO L85 PathProgramCache]: Analyzing trace with hash 382235670, now seen corresponding path program 1 times [2021-11-03 04:23:02,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:23:02,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687205771] [2021-11-03 04:23:02,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:23:02,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:23:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:23:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:23:02,745 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:23:02,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687205771] [2021-11-03 04:23:02,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687205771] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:23:02,746 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:23:02,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:23:02,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793050473] [2021-11-03 04:23:02,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 04:23:02,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:23:02,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 04:23:02,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:23:02,771 INFO L87 Difference]: Start difference. First operand has 82 states, 80 states have (on average 1.75) internal successors, (140), 81 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:02,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:23:02,798 INFO L93 Difference]: Finished difference Result 163 states and 279 transitions. [2021-11-03 04:23:02,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 04:23:02,800 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-03 04:23:02,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:23:02,810 INFO L225 Difference]: With dead ends: 163 [2021-11-03 04:23:02,811 INFO L226 Difference]: Without dead ends: 80 [2021-11-03 04:23:02,814 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:23:02,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-11-03 04:23:02,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-11-03 04:23:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.379746835443038) internal successors, (109), 79 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 109 transitions. [2021-11-03 04:23:02,855 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 109 transitions. Word has length 9 [2021-11-03 04:23:02,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:23:02,855 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 109 transitions. [2021-11-03 04:23:02,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-03 04:23:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:23:02,857 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:23:02,857 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:23:02,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:23:02,858 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:23:02,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:23:02,859 INFO L85 PathProgramCache]: Analyzing trace with hash 2045881791, now seen corresponding path program 1 times [2021-11-03 04:23:02,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:23:02,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368472900] [2021-11-03 04:23:02,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:23:02,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:23:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-03 04:23:02,949 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-03 04:23:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-03 04:23:03,030 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-03 04:23:03,031 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-03 04:23:03,032 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:23:03,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-03 04:23:03,037 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-03 04:23:03,040 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:23:03,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:23:03 BoogieIcfgContainer [2021-11-03 04:23:03,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:23:03,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:23:03,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:23:03,093 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:23:03,093 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:23:02" (3/4) ... [2021-11-03 04:23:03,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-03 04:23:03,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:23:03,101 INFO L168 Benchmark]: Toolchain (without parser) took 2270.61 ms. Allocated memory is still 132.1 MB. Free memory was 96.9 MB in the beginning and 65.1 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:23:03,101 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 83.9 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:23:03,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.66 ms. Allocated memory is still 132.1 MB. Free memory was 96.9 MB in the beginning and 101.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-03 04:23:03,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.57 ms. Allocated memory is still 132.1 MB. Free memory was 101.7 MB in the beginning and 98.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:23:03,110 INFO L168 Benchmark]: Boogie Preprocessor took 86.25 ms. Allocated memory is still 132.1 MB. Free memory was 98.3 MB in the beginning and 95.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:23:03,111 INFO L168 Benchmark]: RCFGBuilder took 1046.86 ms. Allocated memory is still 132.1 MB. Free memory was 95.1 MB in the beginning and 100.6 MB in the end (delta: -5.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2021-11-03 04:23:03,112 INFO L168 Benchmark]: TraceAbstraction took 633.20 ms. Allocated memory is still 132.1 MB. Free memory was 100.1 MB in the beginning and 65.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-11-03 04:23:03,112 INFO L168 Benchmark]: Witness Printer took 6.28 ms. Allocated memory is still 132.1 MB. Free memory is still 65.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:23:03,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 83.9 MB. Free memory is still 39.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 387.66 ms. Allocated memory is still 132.1 MB. Free memory was 96.9 MB in the beginning and 101.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.57 ms. Allocated memory is still 132.1 MB. Free memory was 101.7 MB in the beginning and 98.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.25 ms. Allocated memory is still 132.1 MB. Free memory was 98.3 MB in the beginning and 95.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1046.86 ms. Allocated memory is still 132.1 MB. Free memory was 95.1 MB in the beginning and 100.6 MB in the end (delta: -5.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 633.20 ms. Allocated memory is still 132.1 MB. Free memory was 100.1 MB in the beginning and 65.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Witness Printer took 6.28 ms. Allocated memory is still 132.1 MB. Free memory is still 65.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 258]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 164, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of bitwiseAnd at line 162, overapproximation of someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 257. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L253] double x = -0.0; [L254] double y = 0.0; [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={5:0}, atanhi_atan={10:0}, atanlo_atan={11:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={10:0}, atanlo_atan={11:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff VAL [aT_atan={5:0}, atanhi_atan={10:0}, atanlo_atan={11:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={5:0}, atanhi_atan={10:0}, atanlo_atan={11:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L255] double res = __ieee754_atan2(y, x); [L257] COND TRUE res != pi VAL [aT_atan={5:0}, atanhi_atan={10:0}, atanlo_atan={11:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L258] reach_error() VAL [aT_atan={5:0}, atanhi_atan={10:0}, atanlo_atan={11:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 111 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=82occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-03 04:23:03,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0680b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH --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 f89b3bbad42595f1a07c6d5289633d238961847556efb64250e94df2ad8dde4b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:23:05,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:23:05,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:23:05,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:23:05,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:23:05,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:23:05,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:23:05,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:23:05,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:23:05,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:23:05,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:23:05,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:23:05,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:23:05,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:23:05,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:23:05,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:23:05,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:23:05,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:23:05,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:23:05,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:23:05,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:23:05,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:23:05,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:23:05,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:23:05,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:23:05,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:23:05,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:23:05,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:23:05,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:23:05,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:23:05,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:23:05,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:23:05,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:23:05,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:23:05,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:23:05,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:23:05,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:23:05,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:23:05,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:23:05,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:23:05,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:23:05,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 04:23:05,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:23:05,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:23:05,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:23:05,961 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:23:05,961 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:23:05,961 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:23:05,962 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:23:05,962 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:23:05,962 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:23:05,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:23:05,965 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:23:05,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:23:05,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:23:05,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:23:05,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:23:05,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:23:05,966 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:23:05,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:23:05,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:23:05,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:23:05,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:23:05,967 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:23:05,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:23:05,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:23:05,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:23:05,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:23:05,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:23:05,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:23:05,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:23:05,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:23:05,969 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:23:05,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:23:05,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:23:05,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:23:05,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:23:05,971 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_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f89b3bbad42595f1a07c6d5289633d238961847556efb64250e94df2ad8dde4b [2021-11-03 04:23:06,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:23:06,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:23:06,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:23:06,424 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:23:06,425 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:23:06,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/float-newlib/double_req_bl_0680b.c [2021-11-03 04:23:06,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/aac67bd4d/a1947e6f8b6247cdbe7b308c39df2bf4/FLAGb9b7b8ced [2021-11-03 04:23:06,991 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:23:06,991 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/sv-benchmarks/c/float-newlib/double_req_bl_0680b.c [2021-11-03 04:23:07,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/aac67bd4d/a1947e6f8b6247cdbe7b308c39df2bf4/FLAGb9b7b8ced [2021-11-03 04:23:07,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/data/aac67bd4d/a1947e6f8b6247cdbe7b308c39df2bf4 [2021-11-03 04:23:07,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:23:07,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:23:07,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:23:07,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:23:07,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:23:07,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9ec1e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07, skipping insertion in model container [2021-11-03 04:23:07,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:23:07,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:23:07,656 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/sv-benchmarks/c/float-newlib/double_req_bl_0680b.c[6162,6175] [2021-11-03 04:23:07,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:23:07,680 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:23:07,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/sv-benchmarks/c/float-newlib/double_req_bl_0680b.c[6162,6175] [2021-11-03 04:23:07,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:23:07,860 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:23:07,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07 WrapperNode [2021-11-03 04:23:07,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:23:07,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:23:07,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:23:07,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:23:07,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:23:07,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:23:07,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:23:07,960 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:23:07,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:07,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:08,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:08,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:08,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:08,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:23:08,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:23:08,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:23:08,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:23:08,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (1/1) ... [2021-11-03 04:23:08,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:23:08,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:23:08,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:23:08,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:23:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-03 04:23:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-03 04:23:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 04:23:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:23:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-03 04:23:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 04:23:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:23:08,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:23:08,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 04:23:08,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:23:48,550 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:23:48,551 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-11-03 04:23:48,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:23:48 BoogieIcfgContainer [2021-11-03 04:23:48,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:23:48,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:23:48,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:23:48,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:23:48,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:23:07" (1/3) ... [2021-11-03 04:23:48,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12dadae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:23:48, skipping insertion in model container [2021-11-03 04:23:48,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:23:07" (2/3) ... [2021-11-03 04:23:48,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12dadae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:23:48, skipping insertion in model container [2021-11-03 04:23:48,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:23:48" (3/3) ... [2021-11-03 04:23:48,564 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680b.c [2021-11-03 04:23:48,571 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:23:48,571 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:23:48,630 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:23:48,638 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:23:48,638 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:23:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-03 04:23:48,664 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:23:48,665 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:23:48,666 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:23:48,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:23:48,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1264059097, now seen corresponding path program 1 times [2021-11-03 04:23:48,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:23:48,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [311711694] [2021-11-03 04:23:48,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:23:48,688 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:23:48,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:23:48,692 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:23:48,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:23:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:23:49,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 04:23:49,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:23:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:23:49,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:23:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:23:49,594 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:23:49,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [311711694] [2021-11-03 04:23:49,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [311711694] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:23:49,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:23:49,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 04:23:49,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677100143] [2021-11-03 04:23:49,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 04:23:49,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:23:49,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 04:23:49,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:23:49,619 INFO L87 Difference]: Start difference. First operand has 113 states, 111 states have (on average 1.7117117117117118) internal successors, (190), 112 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:49,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:23:49,647 INFO L93 Difference]: Finished difference Result 224 states and 378 transitions. [2021-11-03 04:23:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 04:23:49,649 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-03 04:23:49,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:23:49,658 INFO L225 Difference]: With dead ends: 224 [2021-11-03 04:23:49,658 INFO L226 Difference]: Without dead ends: 110 [2021-11-03 04:23:49,661 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:23:49,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-11-03 04:23:49,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2021-11-03 04:23:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 109 states have (on average 1.4495412844036697) internal successors, (158), 109 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2021-11-03 04:23:49,703 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 10 [2021-11-03 04:23:49,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:23:49,703 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2021-11-03 04:23:49,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:23:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2021-11-03 04:23:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:23:49,705 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:23:49,705 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:23:49,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:23:49,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:23:49,924 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:23:49,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:23:49,926 INFO L85 PathProgramCache]: Analyzing trace with hash -925329470, now seen corresponding path program 1 times [2021-11-03 04:23:49,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:23:49,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1952164625] [2021-11-03 04:23:49,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:23:49,928 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:23:49,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:23:49,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:23:49,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:23:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:23:50,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-03 04:23:50,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:23:50,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2021-11-03 04:23:53,287 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:23:53,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2021-11-03 04:23:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:23:55,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:24:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:24:27,822 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:24:27,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1952164625] [2021-11-03 04:24:27,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1952164625] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:24:27,823 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:24:27,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-03 04:24:27,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628063404] [2021-11-03 04:24:27,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-03 04:24:27,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:24:27,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-03 04:24:27,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=93, Unknown=13, NotChecked=0, Total=132 [2021-11-03 04:24:27,828 INFO L87 Difference]: Start difference. First operand 110 states and 158 transitions. Second operand has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:24:46,358 WARN L207 SmtUtils]: Spent 8.58 s on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-11-03 04:24:55,391 WARN L207 SmtUtils]: Spent 8.79 s on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-11-03 04:25:23,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:23,195 INFO L93 Difference]: Finished difference Result 165 states and 229 transitions. [2021-11-03 04:25:23,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 04:25:23,277 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-03 04:25:23,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:23,279 INFO L225 Difference]: With dead ends: 165 [2021-11-03 04:25:23,279 INFO L226 Difference]: Without dead ends: 101 [2021-11-03 04:25:23,282 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 58.1s TimeCoverageRelationStatistics Valid=60, Invalid=163, Unknown=17, NotChecked=0, Total=240 [2021-11-03 04:25:23,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-11-03 04:25:23,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 97. [2021-11-03 04:25:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.3645833333333333) internal successors, (131), 96 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 131 transitions. [2021-11-03 04:25:23,297 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 131 transitions. Word has length 12 [2021-11-03 04:25:23,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:23,298 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 131 transitions. [2021-11-03 04:25:23,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 131 transitions. [2021-11-03 04:25:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-03 04:25:23,300 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:23,300 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:23,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:23,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:25:23,501 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:23,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:23,502 INFO L85 PathProgramCache]: Analyzing trace with hash 810615587, now seen corresponding path program 1 times [2021-11-03 04:25:23,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:25:23,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [642016233] [2021-11-03 04:25:23,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:23,503 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:25:23,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:25:23,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:25:23,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 04:25:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:24,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-03 04:25:24,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:24,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2021-11-03 04:25:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:25,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:26,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2021-11-03 04:25:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:27,791 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:25:27,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [642016233] [2021-11-03 04:25:27,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [642016233] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:25:27,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:25:27,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-03 04:25:27,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84530841] [2021-11-03 04:25:27,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-03 04:25:27,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:25:27,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-03 04:25:27,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-03 04:25:27,795 INFO L87 Difference]: Start difference. First operand 97 states and 131 transitions. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:30,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:30,237 INFO L93 Difference]: Finished difference Result 151 states and 202 transitions. [2021-11-03 04:25:30,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:25:30,430 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-03 04:25:30,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:30,431 INFO L225 Difference]: With dead ends: 151 [2021-11-03 04:25:30,432 INFO L226 Difference]: Without dead ends: 97 [2021-11-03 04:25:30,433 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-11-03 04:25:30,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-11-03 04:25:30,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2021-11-03 04:25:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 96 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 130 transitions. [2021-11-03 04:25:30,446 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 130 transitions. Word has length 17 [2021-11-03 04:25:30,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:30,447 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 130 transitions. [2021-11-03 04:25:30,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 130 transitions. [2021-11-03 04:25:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-03 04:25:30,448 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:30,449 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:30,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:30,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:25:30,670 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:30,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:30,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1532035359, now seen corresponding path program 1 times [2021-11-03 04:25:30,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:25:30,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770904462] [2021-11-03 04:25:30,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:30,672 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:25:30,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:25:30,674 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:25:30,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-03 04:25:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:31,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-03 04:25:31,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:34,336 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:38,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:38,043 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:25:38,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770904462] [2021-11-03 04:25:38,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770904462] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:25:38,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:25:38,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-11-03 04:25:38,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544833943] [2021-11-03 04:25:38,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-03 04:25:38,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:25:38,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-03 04:25:38,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-03 04:25:38,047 INFO L87 Difference]: Start difference. First operand 97 states and 130 transitions. Second operand has 11 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:42,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:42,913 INFO L93 Difference]: Finished difference Result 156 states and 209 transitions. [2021-11-03 04:25:42,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:25:42,915 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-03 04:25:42,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:42,916 INFO L225 Difference]: With dead ends: 156 [2021-11-03 04:25:42,916 INFO L226 Difference]: Without dead ends: 71 [2021-11-03 04:25:42,917 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-03 04:25:42,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-11-03 04:25:42,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-11-03 04:25:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 70 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2021-11-03 04:25:42,930 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 17 [2021-11-03 04:25:42,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:42,930 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2021-11-03 04:25:42,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2021-11-03 04:25:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 04:25:42,932 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:42,932 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:42,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:43,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:25:43,145 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:43,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:43,146 INFO L85 PathProgramCache]: Analyzing trace with hash -255340040, now seen corresponding path program 1 times [2021-11-03 04:25:43,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:25:43,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1904159686] [2021-11-03 04:25:43,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:43,147 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:25:43,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:25:43,150 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:25:43,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-03 04:25:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:43,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 04:25:43,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:48,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:48,451 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:26:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:26:00,627 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:26:00,627 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1904159686] [2021-11-03 04:26:00,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1904159686] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:26:00,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:26:00,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-11-03 04:26:00,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353702999] [2021-11-03 04:26:00,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-03 04:26:00,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:26:00,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-03 04:26:00,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-03 04:26:00,636 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:57,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:57,355 INFO L93 Difference]: Finished difference Result 90 states and 111 transitions. [2021-11-03 04:26:57,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:26:57,404 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-03 04:26:57,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:57,405 INFO L225 Difference]: With dead ends: 90 [2021-11-03 04:26:57,405 INFO L226 Difference]: Without dead ends: 86 [2021-11-03 04:26:57,406 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-03 04:26:57,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-11-03 04:26:57,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2021-11-03 04:26:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.2714285714285714) internal successors, (89), 70 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 89 transitions. [2021-11-03 04:26:57,418 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 89 transitions. Word has length 18 [2021-11-03 04:26:57,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:57,418 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 89 transitions. [2021-11-03 04:26:57,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 7 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-11-03 04:26:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-03 04:26:57,420 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:57,420 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:57,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-03 04:26:57,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:26:57,637 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:57,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:57,638 INFO L85 PathProgramCache]: Analyzing trace with hash 667658140, now seen corresponding path program 1 times [2021-11-03 04:26:57,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:26:57,638 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [947603313] [2021-11-03 04:26:57,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:57,639 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:26:57,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:26:57,640 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:26:57,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-03 04:26:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:58,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-03 04:26:58,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:58,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 34 [2021-11-03 04:27:00,291 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:00,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2021-11-03 04:27:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:27:03,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:27:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:27:07,623 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:27:07,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [947603313] [2021-11-03 04:27:07,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [947603313] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:27:07,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:27:07,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-11-03 04:27:07,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203801019] [2021-11-03 04:27:07,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-03 04:27:07,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:27:07,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-03 04:27:07,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-11-03 04:27:07,625 INFO L87 Difference]: Start difference. First operand 71 states and 89 transitions. Second operand has 11 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:27:11,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:27:11,087 INFO L93 Difference]: Finished difference Result 71 states and 89 transitions. [2021-11-03 04:27:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-03 04:27:11,087 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-03 04:27:11,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:27:11,088 INFO L225 Difference]: With dead ends: 71 [2021-11-03 04:27:11,088 INFO L226 Difference]: Without dead ends: 0 [2021-11-03 04:27:11,089 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:27:11,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-03 04:27:11,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-03 04:27:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:27:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-03 04:27:11,090 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-11-03 04:27:11,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:27:11,091 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-03 04:27:11,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.909090909090909) internal successors, (32), 11 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:27:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-03 04:27:11,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-03 04:27:11,094 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:27:11,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-03 04:27:11,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:27:11,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-03 04:27:11,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:11,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:13,909 INFO L857 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-11-03 04:27:13,910 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 70 74) no Hoare annotation was computed. [2021-11-03 04:27:13,910 INFO L853 garLoopResultBuilder]: At program point L70-2(lines 70 74) the Hoare annotation is: false [2021-11-03 04:27:13,910 INFO L857 garLoopResultBuilder]: For program point L70-3(lines 70 74) no Hoare annotation was computed. [2021-11-03 04:27:13,910 INFO L857 garLoopResultBuilder]: For program point L70-5(lines 70 74) no Hoare annotation was computed. [2021-11-03 04:27:13,910 INFO L853 garLoopResultBuilder]: At program point L70-6(lines 70 74) the Hoare annotation is: false [2021-11-03 04:27:13,911 INFO L857 garLoopResultBuilder]: For program point L70-7(lines 70 74) no Hoare annotation was computed. [2021-11-03 04:27:13,911 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-11-03 04:27:13,911 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 180) no Hoare annotation was computed. [2021-11-03 04:27:13,911 INFO L857 garLoopResultBuilder]: For program point L170-2(lines 144 244) no Hoare annotation was computed. [2021-11-03 04:27:13,912 INFO L857 garLoopResultBuilder]: For program point L171(lines 171 179) no Hoare annotation was computed. [2021-11-03 04:27:13,912 INFO L857 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2021-11-03 04:27:13,912 INFO L857 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2021-11-03 04:27:13,912 INFO L857 garLoopResultBuilder]: For program point L172-2(line 172) no Hoare annotation was computed. [2021-11-03 04:27:13,913 INFO L857 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2021-11-03 04:27:13,913 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-11-03 04:27:13,913 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 113) no Hoare annotation was computed. [2021-11-03 04:27:13,913 INFO L857 garLoopResultBuilder]: For program point L107-2(lines 90 115) no Hoare annotation was computed. [2021-11-03 04:27:13,913 INFO L857 garLoopResultBuilder]: For program point L107-3(lines 107 113) no Hoare annotation was computed. [2021-11-03 04:27:13,914 INFO L857 garLoopResultBuilder]: For program point L107-5(lines 90 115) no Hoare annotation was computed. [2021-11-03 04:27:13,914 INFO L857 garLoopResultBuilder]: For program point L241(line 241) no Hoare annotation was computed. [2021-11-03 04:27:13,914 INFO L857 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2021-11-03 04:27:13,914 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 89) no Hoare annotation was computed. [2021-11-03 04:27:13,915 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 76 89) no Hoare annotation was computed. [2021-11-03 04:27:13,915 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-11-03 04:27:13,915 INFO L853 garLoopResultBuilder]: At program point L144(lines 144 244) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (exists ((|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_atan2_~hy~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|))) (= ULTIMATE.start___ieee754_atan2_~ly~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|)))) (= ULTIMATE.start___ieee754_atan2_~y (_ +zero 11 53)) (= (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0))) |ULTIMATE.start___ieee754_atan2_#res|) (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) ULTIMATE.start___ieee754_atan2_~hx~1) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)) (fp.neg (_ +zero 11 53))))) (= ULTIMATE.start___ieee754_atan2_~x (fp.neg (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_33| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_33|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_33|))) (= ULTIMATE.start___ieee754_atan2_~iy~0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_33|))) (= ULTIMATE.start___ieee754_atan2_~ly~0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_33|)))) (= ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 250000000000000000.0)) ~pi~0) (exists ((|v_skolemized_q#valueAsBitvector_34| (_ BitVec 64)) (ULTIMATE.start___ieee754_atan2_~hy~0 (_ BitVec 32))) (and (= (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_34|) (_ bv30 32)))) ULTIMATE.start___ieee754_atan2_~m~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_34|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_34|)) (fp.neg (_ +zero 11 53))))) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-03 04:27:13,916 INFO L857 garLoopResultBuilder]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2021-11-03 04:27:13,916 INFO L853 garLoopResultBuilder]: At program point L78-2(lines 78 82) the Hoare annotation is: false [2021-11-03 04:27:13,916 INFO L857 garLoopResultBuilder]: For program point L78-3(lines 76 89) no Hoare annotation was computed. [2021-11-03 04:27:13,916 INFO L857 garLoopResultBuilder]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2021-11-03 04:27:13,917 INFO L853 garLoopResultBuilder]: At program point L78-6(lines 78 82) the Hoare annotation is: false [2021-11-03 04:27:13,917 INFO L857 garLoopResultBuilder]: For program point L78-7(lines 76 89) no Hoare annotation was computed. [2021-11-03 04:27:13,917 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-11-03 04:27:13,917 INFO L857 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2021-11-03 04:27:13,918 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 220) no Hoare annotation was computed. [2021-11-03 04:27:13,918 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 149 154) no Hoare annotation was computed. [2021-11-03 04:27:13,918 INFO L853 garLoopResultBuilder]: At program point L149-2(lines 149 154) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2_~y (_ +zero 11 53)) (= ULTIMATE.start___ieee754_atan2_~x (fp.neg (_ +zero 11 53))) (= ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 250000000000000000.0)) ~pi~0) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-03 04:27:13,918 INFO L857 garLoopResultBuilder]: For program point L149-3(lines 149 154) no Hoare annotation was computed. [2021-11-03 04:27:13,919 INFO L857 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-11-03 04:27:13,919 INFO L857 garLoopResultBuilder]: For program point L183-2(line 183) no Hoare annotation was computed. [2021-11-03 04:27:13,919 INFO L857 garLoopResultBuilder]: For program point L217(lines 217 220) no Hoare annotation was computed. [2021-11-03 04:27:13,919 INFO L857 garLoopResultBuilder]: For program point L217-2(lines 215 220) no Hoare annotation was computed. [2021-11-03 04:27:13,919 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 88) no Hoare annotation was computed. [2021-11-03 04:27:13,920 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 85 88) no Hoare annotation was computed. [2021-11-03 04:27:13,920 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-03 04:27:13,920 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 209) no Hoare annotation was computed. [2021-11-03 04:27:13,920 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 144 244) no Hoare annotation was computed. [2021-11-03 04:27:13,921 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 208) no Hoare annotation was computed. [2021-11-03 04:27:13,921 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-11-03 04:27:13,921 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-11-03 04:27:13,921 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-11-03 04:27:13,921 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-11-03 04:27:13,922 INFO L857 garLoopResultBuilder]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2021-11-03 04:27:13,922 INFO L853 garLoopResultBuilder]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2021-11-03 04:27:13,922 INFO L857 garLoopResultBuilder]: For program point L187(lines 187 196) no Hoare annotation was computed. [2021-11-03 04:27:13,922 INFO L857 garLoopResultBuilder]: For program point L221(lines 221 243) no Hoare annotation was computed. [2021-11-03 04:27:13,922 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-11-03 04:27:13,923 INFO L857 garLoopResultBuilder]: For program point L222(line 222) no Hoare annotation was computed. [2021-11-03 04:27:13,923 INFO L857 garLoopResultBuilder]: For program point L156-1(lines 156 161) no Hoare annotation was computed. [2021-11-03 04:27:13,923 INFO L853 garLoopResultBuilder]: At program point L156-2(lines 156 161) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2_~y (_ +zero 11 53)) (exists ((|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5|))) (let ((.cse0 (select .cse1 (_ bv4 32)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|) .cse0) (= (bvand (_ bv2147483647 32) .cse0) ULTIMATE.start___ieee754_atan2_~ix~1) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|)) (fp.neg (_ +zero 11 53))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_31|) (select .cse1 (_ bv0 32))))))) (= ULTIMATE.start___ieee754_atan2_~x (fp.neg (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_35| (_ BitVec 64)) (|v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15| (_ BitVec 32))) (let ((.cse3 (select |#memory_int| |v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15|))) (let ((.cse2 (select .cse3 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_35|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_35|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_35|)) (fp.neg (_ +zero 11 53))) (= .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_35|)) (= (select .cse3 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_35|)) (= ULTIMATE.start___ieee754_atan2_~hx~1 .cse2))))) (= ((_ to_fp 11 53) currentRoundingMode (/ 785398163397448279.0 250000000000000000.0)) ~pi~0) (= currentRoundingMode roundNearestTiesToEven)) [2021-11-03 04:27:13,924 INFO L857 garLoopResultBuilder]: For program point L90(lines 90 115) no Hoare annotation was computed. [2021-11-03 04:27:13,924 INFO L857 garLoopResultBuilder]: For program point L156-3(lines 156 161) no Hoare annotation was computed. [2021-11-03 04:27:13,924 INFO L857 garLoopResultBuilder]: For program point L90-2(lines 90 115) no Hoare annotation was computed. [2021-11-03 04:27:13,924 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-03 04:27:13,924 INFO L857 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2021-11-03 04:27:13,925 INFO L857 garLoopResultBuilder]: For program point L91(lines 91 94) no Hoare annotation was computed. [2021-11-03 04:27:13,925 INFO L857 garLoopResultBuilder]: For program point L91-2(lines 91 94) no Hoare annotation was computed. [2021-11-03 04:27:13,925 INFO L857 garLoopResultBuilder]: For program point L91-3(lines 91 94) no Hoare annotation was computed. [2021-11-03 04:27:13,925 INFO L857 garLoopResultBuilder]: For program point L91-5(lines 91 94) no Hoare annotation was computed. [2021-11-03 04:27:13,926 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 260) no Hoare annotation was computed. [2021-11-03 04:27:13,926 INFO L857 garLoopResultBuilder]: For program point L224(line 224) no Hoare annotation was computed. [2021-11-03 04:27:13,926 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 93) no Hoare annotation was computed. [2021-11-03 04:27:13,926 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 92 93) no Hoare annotation was computed. [2021-11-03 04:27:13,927 INFO L857 garLoopResultBuilder]: For program point L26(lines 26 31) no Hoare annotation was computed. [2021-11-03 04:27:13,927 INFO L857 garLoopResultBuilder]: For program point L26-1(lines 19 33) no Hoare annotation was computed. [2021-11-03 04:27:13,927 INFO L857 garLoopResultBuilder]: For program point L26-2(lines 26 31) no Hoare annotation was computed. [2021-11-03 04:27:13,929 INFO L857 garLoopResultBuilder]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2021-11-03 04:27:13,930 INFO L857 garLoopResultBuilder]: For program point L26-4(lines 19 33) no Hoare annotation was computed. [2021-11-03 04:27:13,930 INFO L857 garLoopResultBuilder]: For program point L26-5(lines 26 31) no Hoare annotation was computed. [2021-11-03 04:27:13,930 INFO L857 garLoopResultBuilder]: For program point L26-6(lines 26 31) no Hoare annotation was computed. [2021-11-03 04:27:13,930 INFO L857 garLoopResultBuilder]: For program point L26-7(lines 19 33) no Hoare annotation was computed. [2021-11-03 04:27:13,931 INFO L857 garLoopResultBuilder]: For program point L26-8(lines 26 31) no Hoare annotation was computed. [2021-11-03 04:27:13,931 INFO L857 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2021-11-03 04:27:13,931 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-11-03 04:27:13,931 INFO L857 garLoopResultBuilder]: For program point L226-1(lines 226 230) no Hoare annotation was computed. [2021-11-03 04:27:13,931 INFO L853 garLoopResultBuilder]: At program point L226-2(lines 226 230) the Hoare annotation is: false [2021-11-03 04:27:13,932 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-03 04:27:13,932 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-11-03 04:27:13,932 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 133) no Hoare annotation was computed. [2021-11-03 04:27:13,932 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 128 133) no Hoare annotation was computed. [2021-11-03 04:27:13,932 INFO L860 garLoopResultBuilder]: At program point L261(lines 246 262) the Hoare annotation is: true [2021-11-03 04:27:13,933 INFO L857 garLoopResultBuilder]: For program point L163(lines 163 165) no Hoare annotation was computed. [2021-11-03 04:27:13,933 INFO L857 garLoopResultBuilder]: For program point L98(lines 98 114) no Hoare annotation was computed. [2021-11-03 04:27:13,933 INFO L857 garLoopResultBuilder]: For program point L98-1(lines 98 114) no Hoare annotation was computed. [2021-11-03 04:27:13,933 INFO L853 garLoopResultBuilder]: At program point L32(lines 19 33) the Hoare annotation is: false [2021-11-03 04:27:13,934 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-03 04:27:13,934 INFO L853 garLoopResultBuilder]: At program point L32-1(lines 19 33) the Hoare annotation is: false [2021-11-03 04:27:13,934 INFO L853 garLoopResultBuilder]: At program point L32-2(lines 19 33) the Hoare annotation is: false [2021-11-03 04:27:13,935 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 258) no Hoare annotation was computed. [2021-11-03 04:27:13,935 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 236) no Hoare annotation was computed. [2021-11-03 04:27:13,935 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 207) no Hoare annotation was computed. [2021-11-03 04:27:13,935 INFO L857 garLoopResultBuilder]: For program point L231-1(lines 224 237) no Hoare annotation was computed. [2021-11-03 04:27:13,935 INFO L857 garLoopResultBuilder]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2021-11-03 04:27:13,936 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-11-03 04:27:13,936 INFO L857 garLoopResultBuilder]: For program point L99(lines 99 105) no Hoare annotation was computed. [2021-11-03 04:27:13,936 INFO L857 garLoopResultBuilder]: For program point L132-2(line 132) no Hoare annotation was computed. [2021-11-03 04:27:13,936 INFO L853 garLoopResultBuilder]: At program point L132-3(lines 66 134) the Hoare annotation is: false [2021-11-03 04:27:13,936 INFO L857 garLoopResultBuilder]: For program point L99-3(lines 99 105) no Hoare annotation was computed. [2021-11-03 04:27:13,937 INFO L857 garLoopResultBuilder]: For program point L132-4(line 132) no Hoare annotation was computed. [2021-11-03 04:27:13,938 INFO L857 garLoopResultBuilder]: For program point L132-6(line 132) no Hoare annotation was computed. [2021-11-03 04:27:13,938 INFO L853 garLoopResultBuilder]: At program point L132-7(lines 66 134) the Hoare annotation is: false [2021-11-03 04:27:13,938 INFO L857 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2021-11-03 04:27:13,938 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 167) no Hoare annotation was computed. [2021-11-03 04:27:13,942 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-03 04:27:13,946 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:27:13,953 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,958 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:13,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:13,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,962 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:13,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,963 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:13,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:13,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,964 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:13,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:13,966 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:13,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,967 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:13,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:13,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,968 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:13,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:13,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:13,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:13,970 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,972 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,973 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,973 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,974 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hy~0,QUANTIFIED] [2021-11-03 04:27:13,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,977 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,977 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,978 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,978 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,979 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,980 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,980 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,980 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,980 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,981 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:13,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hy~0,QUANTIFIED] [2021-11-03 04:27:13,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,982 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,983 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,983 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:13,983 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:13,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:27:13 BoogieIcfgContainer [2021-11-03 04:27:13,985 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:27:13,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:27:13,986 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:27:13,986 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:27:13,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:23:48" (3/4) ... [2021-11-03 04:27:13,990 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 04:27:14,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-03 04:27:14,010 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-03 04:27:14,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 04:27:14,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 04:27:14,036 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && y == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((v_skolemized_q#valueAsBitvector_31[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) == ix) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && v_skolemized_q#valueAsBitvector_31[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32])) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_35 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15 : bv32 :: ((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_35[63:63], v_skolemized_q#valueAsBitvector_35[62:52], v_skolemized_q#valueAsBitvector_35[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15][4bv32] == v_skolemized_q#valueAsBitvector_35[63:32]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15][0bv32] == v_skolemized_q#valueAsBitvector_35[31:0]) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15][4bv32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-11-03 04:27:14,037 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (hy == v_skolemized_q#valueAsBitvector_33[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0])) && ly == v_skolemized_q#valueAsBitvector_33[31:0])) && y == ~Pluszero~LONGDOUBLE()) && ~fp.add~DOUBLE(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)) == \result) && (\exists v_skolemized_q#valueAsBitvector_34 : bv64 :: v_skolemized_q#valueAsBitvector_34[63:32] == hx && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_34[63:63], v_skolemized_q#valueAsBitvector_34[62:52], v_skolemized_q#valueAsBitvector_34[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_33[63:32])) && ly == v_skolemized_q#valueAsBitvector_33[31:0])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && (\exists v_skolemized_q#valueAsBitvector_34 : bv64, ULTIMATE.start___ieee754_atan2_~hy~0 : bv32 :: ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_34[63:32], 30bv32))) == m && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_34[63:63], v_skolemized_q#valueAsBitvector_34[62:52], v_skolemized_q#valueAsBitvector_34[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-11-03 04:27:14,081 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 04:27:14,081 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:27:14,082 INFO L168 Benchmark]: Toolchain (without parser) took 246726.43 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 46.4 MB in the beginning and 46.4 MB in the end (delta: -11.7 kB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,083 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 63.1 MB in the beginning and 63.0 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:27:14,083 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.57 ms. Allocated memory is still 81.8 MB. Free memory was 46.2 MB in the beginning and 62.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,084 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.99 ms. Allocated memory is still 81.8 MB. Free memory was 62.1 MB in the beginning and 58.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,084 INFO L168 Benchmark]: Boogie Preprocessor took 83.47 ms. Allocated memory is still 81.8 MB. Free memory was 58.4 MB in the beginning and 54.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,084 INFO L168 Benchmark]: RCFGBuilder took 40510.74 ms. Allocated memory is still 81.8 MB. Free memory was 54.9 MB in the beginning and 45.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,085 INFO L168 Benchmark]: TraceAbstraction took 205429.26 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 45.3 MB in the beginning and 54.8 MB in the end (delta: -9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,085 INFO L168 Benchmark]: Witness Printer took 95.72 ms. Allocated memory is still 102.8 MB. Free memory was 54.8 MB in the beginning and 46.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:27:14,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 63.1 MB in the beginning and 63.0 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 504.57 ms. Allocated memory is still 81.8 MB. Free memory was 46.2 MB in the beginning and 62.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.99 ms. Allocated memory is still 81.8 MB. Free memory was 62.1 MB in the beginning and 58.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.47 ms. Allocated memory is still 81.8 MB. Free memory was 58.4 MB in the beginning and 54.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 40510.74 ms. Allocated memory is still 81.8 MB. Free memory was 54.9 MB in the beginning and 45.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 205429.26 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 45.3 MB in the beginning and 54.8 MB in the end (delta: -9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Witness Printer took 95.72 ms. Allocated memory is still 102.8 MB. Free memory was 54.8 MB in the beginning and 46.4 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 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_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,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_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,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_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,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_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 258]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 205.3s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 123.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 559 SDtfs, 1536 SDslu, 1108 SDs, 0 SdLazy, 267 SolverSat, 22 SolverUnsat, 24 SolverUnknown, 0 SolverNotchecked, 85.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 189 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 80.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 32, 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, 6 MinimizatonAttempts, 19 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 17 PreInvPairs, 21 NumberOfFragments, 239 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 51 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 75.4s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 174 ConstructedInterpolants, 55 QuantifiedInterpolants, 2024 SizeOfPredicates, 47 NumberOfNonLiveVariables, 811 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 149]: Loop Invariant [2021-11-03 04:27:14,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,104 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && y == ~Pluszero~LONGDOUBLE()) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant [2021-11-03 04:27:14,105 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,105 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:14,105 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:14,106 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:14,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,107 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:14,108 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,108 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:14,108 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,109 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,109 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:14,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:14,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_31,QUANTIFIED] [2021-11-03 04:27:14,110 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5,QUANTIFIED] [2021-11-03 04:27:14,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:14,111 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:14,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_35,QUANTIFIED] [2021-11-03 04:27:14,112 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15,QUANTIFIED] [2021-11-03 04:27:14,112 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && y == ~Pluszero~LONGDOUBLE()) && (\exists v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5 : bv32, v_skolemized_q#valueAsBitvector_31 : bv64 :: ((v_skolemized_q#valueAsBitvector_31[63:32] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32] && ~bvand32(2147483647bv32, unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][4bv32]) == ix) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_31[63:63], v_skolemized_q#valueAsBitvector_31[62:52], v_skolemized_q#valueAsBitvector_31[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && v_skolemized_q#valueAsBitvector_31[31:0] == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_5][0bv32])) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_35 : bv64, v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15 : bv32 :: ((~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_35[63:63], v_skolemized_q#valueAsBitvector_35[62:52], v_skolemized_q#valueAsBitvector_35[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15][4bv32] == v_skolemized_q#valueAsBitvector_35[63:32]) && unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15][0bv32] == v_skolemized_q#valueAsBitvector_35[31:0]) && hx == unknown-#memory_int-unknown[v_ULTIMATE.start___ieee754_atan2_~#ew_u~0.base_15][4bv32])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant [2021-11-03 04:27:14,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,114 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,115 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,115 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,116 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hy~0,QUANTIFIED] [2021-11-03 04:27:14,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,117 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,118 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,119 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,120 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,120 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-11-03 04:27:14,120 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,120 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,120 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,121 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_33,QUANTIFIED] [2021-11-03 04:27:14,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2_~hy~0,QUANTIFIED] [2021-11-03 04:27:14,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_34,QUANTIFIED] [2021-11-03 04:27:14,122 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000) == tiny_atan2 && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (hy == v_skolemized_q#valueAsBitvector_33[63:32] && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0])) && ly == v_skolemized_q#valueAsBitvector_33[31:0])) && y == ~Pluszero~LONGDOUBLE()) && ~fp.add~DOUBLE(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)) == \result) && (\exists v_skolemized_q#valueAsBitvector_34 : bv64 :: v_skolemized_q#valueAsBitvector_34[63:32] == hx && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_34[63:63], v_skolemized_q#valueAsBitvector_34[62:52], v_skolemized_q#valueAsBitvector_34[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_q#valueAsBitvector_33 : bv64 :: (~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_33[63:63], v_skolemized_q#valueAsBitvector_33[62:52], v_skolemized_q#valueAsBitvector_33[51:0]) && iy == ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_33[63:32])) && ly == v_skolemized_q#valueAsBitvector_33[31:0])) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 785398163397448279/250000000000000000) == pi) && (\exists v_skolemized_q#valueAsBitvector_34 : bv64, ULTIMATE.start___ieee754_atan2_~hy~0 : bv32 :: ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(v_skolemized_q#valueAsBitvector_34[63:32], 30bv32))) == m && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_34[63:63], v_skolemized_q#valueAsBitvector_34[62:52], v_skolemized_q#valueAsBitvector_34[51:0]) == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-03 04:27:14,353 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-03 04:27:14,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86cf59e5-c085-418d-b88e-a6a52ecd6d91/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE