./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --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 27cdb204cc37e8b1ae4c916f9eff82775b2980de5d97e2135b8c15849e257cda --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:54:36,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:54:36,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:54:36,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:54:36,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:54:36,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:54:36,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:54:36,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:54:36,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:54:36,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:54:36,719 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:54:36,720 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:54:36,720 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:54:36,721 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:54:36,722 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:54:36,722 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:54:36,723 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:54:36,724 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:54:36,724 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:54:36,725 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:54:36,725 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:54:36,729 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:54:36,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:54:36,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:54:36,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:54:36,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:54:36,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:54:36,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:54:36,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:54:36,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:54:36,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:54:36,737 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:54:36,737 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:54:36,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:54:36,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:54:36,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:54:36,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:54:36,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:54:36,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:54:36,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:54:36,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:54:36,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:54:36,742 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:54:36,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:54:36,743 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:54:36,743 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:54:36,744 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:54:36,744 INFO L153 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_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27cdb204cc37e8b1ae4c916f9eff82775b2980de5d97e2135b8c15849e257cda [2024-11-09 04:54:37,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:54:37,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:54:37,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:54:37,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:54:37,134 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:54:37,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c Unable to find full path for "g++" [2024-11-09 04:54:39,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:54:39,845 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:54:39,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2024-11-09 04:54:39,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data/4805c6936/bdbcd6277bb8443089963f2d09995e21/FLAG3451ac163 [2024-11-09 04:54:40,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data/4805c6936/bdbcd6277bb8443089963f2d09995e21 [2024-11-09 04:54:40,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:54:40,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:54:40,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:54:40,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:54:40,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:54:40,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:40,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0914e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40, skipping insertion in model container [2024-11-09 04:54:40,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:40,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:54:40,683 WARN L250 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_036e8d7d-d481-43b9-8659-55100f5a8765/sv-benchmarks/c/float-newlib/float_req_bl_0310.c[15490,15503] [2024-11-09 04:54:40,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:54:40,767 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:54:40,892 WARN L250 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_036e8d7d-d481-43b9-8659-55100f5a8765/sv-benchmarks/c/float-newlib/float_req_bl_0310.c[15490,15503] [2024-11-09 04:54:40,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:54:40,952 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:54:40,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40 WrapperNode [2024-11-09 04:54:40,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:54:40,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:54:40,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:54:40,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:54:40,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,121 INFO L138 Inliner]: procedures = 27, calls = 491, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1149 [2024-11-09 04:54:41,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:54:41,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:54:41,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:54:41,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:54:41,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,256 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:54:41,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:54:41,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:54:41,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:54:41,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (1/1) ... [2024-11-09 04:54:41,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:54:41,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:54:41,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:54:41,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:54:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2024-11-09 04:54:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2024-11-09 04:54:41,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:54:41,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 04:54:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-09 04:54:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:54:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 04:54:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:54:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 04:54:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2024-11-09 04:54:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2024-11-09 04:54:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2024-11-09 04:54:41,362 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2024-11-09 04:54:41,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:54:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-11-09 04:54:41,363 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-11-09 04:54:41,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:54:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:54:41,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:54:41,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:54:41,647 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:54:41,650 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:54:48,507 INFO L? ?]: Removed 266 outVars from TransFormulas that were not future-live. [2024-11-09 04:54:48,508 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:54:49,072 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:54:49,074 INFO L316 CfgBuilder]: Removed 41 assume(true) statements. [2024-11-09 04:54:49,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:54:49 BoogieIcfgContainer [2024-11-09 04:54:49,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:54:49,077 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:54:49,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:54:49,082 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:54:49,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:54:40" (1/3) ... [2024-11-09 04:54:49,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26345ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:54:49, skipping insertion in model container [2024-11-09 04:54:49,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:54:40" (2/3) ... [2024-11-09 04:54:49,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26345ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:54:49, skipping insertion in model container [2024-11-09 04:54:49,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:54:49" (3/3) ... [2024-11-09 04:54:49,087 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0310.c [2024-11-09 04:54:49,107 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:54:49,107 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:54:49,201 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:54:49,211 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@79610ea0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:54:49,211 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:54:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand has 203 states, 185 states have (on average 1.6486486486486487) internal successors, (305), 186 states have internal predecessors, (305), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 04:54:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 04:54:49,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:49,228 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:49,228 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:54:49,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:49,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1059655048, now seen corresponding path program 1 times [2024-11-09 04:54:49,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:49,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021171875] [2024-11-09 04:54:49,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:49,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:16,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:16,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021171875] [2024-11-09 04:55:16,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021171875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:16,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:16,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:55:16,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008437138] [2024-11-09 04:55:16,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:16,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:55:16,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:16,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:55:16,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:55:16,587 INFO L87 Difference]: Start difference. First operand has 203 states, 185 states have (on average 1.6486486486486487) internal successors, (305), 186 states have internal predecessors, (305), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2024-11-09 04:55:18,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:55:19,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:19,264 INFO L93 Difference]: Finished difference Result 405 states and 669 transitions. [2024-11-09 04:55:19,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:55:19,269 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2024-11-09 04:55:19,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:19,281 INFO L225 Difference]: With dead ends: 405 [2024-11-09 04:55:19,281 INFO L226 Difference]: Without dead ends: 201 [2024-11-09 04:55:19,287 INFO L431 NwaCegarLoop]: 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 [2024-11-09 04:55:19,292 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:19,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 259 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 04:55:19,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2024-11-09 04:55:19,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2024-11-09 04:55:19,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 184 states have (on average 1.4184782608695652) internal successors, (261), 184 states have internal predecessors, (261), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 04:55:19,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 285 transitions. [2024-11-09 04:55:19,360 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 285 transitions. Word has length 8 [2024-11-09 04:55:19,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:19,361 INFO L471 AbstractCegarLoop]: Abstraction has 201 states and 285 transitions. [2024-11-09 04:55:19,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2024-11-09 04:55:19,362 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 285 transitions. [2024-11-09 04:55:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 04:55:19,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:19,363 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:19,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:55:19,363 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:55:19,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:19,364 INFO L85 PathProgramCache]: Analyzing trace with hash -730245081, now seen corresponding path program 1 times [2024-11-09 04:55:19,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:19,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62008225] [2024-11-09 04:55:19,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:19,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:55:46,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 04:55:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 04:55:46,737 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 04:55:46,737 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 04:55:46,739 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:55:46,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:55:46,747 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 04:55:46,812 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:55:46,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:55:46 BoogieIcfgContainer [2024-11-09 04:55:46,818 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:55:46,819 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:55:46,819 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:55:46,819 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:55:46,820 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:54:49" (3/4) ... [2024-11-09 04:55:46,823 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 04:55:46,825 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:55:46,826 INFO L158 Benchmark]: Toolchain (without parser) took 66678.34ms. Allocated memory was 178.3MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 134.9MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 183.1MB. Max. memory is 16.1GB. [2024-11-09 04:55:46,827 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 140.5MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:55:46,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.53ms. Allocated memory is still 178.3MB. Free memory was 134.3MB in the beginning and 104.3MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 04:55:46,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.79ms. Allocated memory is still 178.3MB. Free memory was 104.3MB in the beginning and 96.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 04:55:46,829 INFO L158 Benchmark]: Boogie Preprocessor took 143.55ms. Allocated memory is still 178.3MB. Free memory was 96.5MB in the beginning and 89.1MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 04:55:46,830 INFO L158 Benchmark]: RCFGBuilder took 7808.40ms. Allocated memory was 178.3MB in the beginning and 243.3MB in the end (delta: 65.0MB). Free memory was 89.1MB in the beginning and 122.4MB in the end (delta: -33.3MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2024-11-09 04:55:46,830 INFO L158 Benchmark]: TraceAbstraction took 57740.83ms. Allocated memory was 243.3MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 121.3MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2024-11-09 04:55:46,831 INFO L158 Benchmark]: Witness Printer took 6.64ms. Allocated memory is still 1.8GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:55:46,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 140.5MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.53ms. Allocated memory is still 178.3MB. Free memory was 134.3MB in the beginning and 104.3MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.79ms. Allocated memory is still 178.3MB. Free memory was 104.3MB in the beginning and 96.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.55ms. Allocated memory is still 178.3MB. Free memory was 96.5MB in the beginning and 89.1MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7808.40ms. Allocated memory was 178.3MB in the beginning and 243.3MB in the end (delta: 65.0MB). Free memory was 89.1MB in the beginning and 122.4MB in the end (delta: -33.3MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * TraceAbstraction took 57740.83ms. Allocated memory was 243.3MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 121.3MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. * Witness Printer took 6.64ms. Allocated memory is still 1.8GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. * 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: 613]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someUnaryDOUBLEoperation at line 500, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L18] static const float huge_floor = 1.0e30; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L160-L164] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L343-L361] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L363-L369] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L567] static const float one_cos = 1.0; [L608] float x = 0.0f / 0.0f; [L609] CALL, EXPR cos_float(x) [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2147483647, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000097, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2147483647, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000097, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000097, z=0, zero_krempio=0, zero_rempio=0] [L609] RET, EXPR cos_float(x) [L609] float res = cos_float(x); [L612] CALL, EXPR isnan_float(res) [L64] return x != x; [L612] RET, EXPR isnan_float(res) [L612] COND TRUE !isnan_float(res) [L613] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 57.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 259 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 259 mSDtfsCounter, 27 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, 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=203occurred 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: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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 [2024-11-09 04:55:46,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --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 27cdb204cc37e8b1ae4c916f9eff82775b2980de5d97e2135b8c15849e257cda --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:55:49,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:55:49,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 04:55:49,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:55:49,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:55:49,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:55:49,902 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:55:49,903 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:55:49,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:55:49,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:55:49,906 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:55:49,906 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:55:49,907 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:55:49,907 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:55:49,907 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:55:49,907 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:55:49,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:55:49,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:55:49,909 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:55:49,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:55:49,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:55:49,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:55:49,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:55:49,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:55:49,917 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 04:55:49,917 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 04:55:49,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:55:49,918 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 04:55:49,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:55:49,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:55:49,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:55:49,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:55:49,919 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:55:49,919 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:55:49,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:55:49,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:55:49,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:55:49,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:55:49,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:55:49,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 04:55:49,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 04:55:49,924 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:55:49,924 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:55:49,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27cdb204cc37e8b1ae4c916f9eff82775b2980de5d97e2135b8c15849e257cda [2024-11-09 04:55:50,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:55:50,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:55:50,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:55:50,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:55:50,443 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:55:50,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/float-newlib/float_req_bl_0310.c Unable to find full path for "g++" [2024-11-09 04:55:52,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:55:53,105 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:55:53,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2024-11-09 04:55:53,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data/d09ae9e64/17fe8605d3704670afa01d114c5081b6/FLAGc78de32f9 [2024-11-09 04:55:53,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/data/d09ae9e64/17fe8605d3704670afa01d114c5081b6 [2024-11-09 04:55:53,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:55:53,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:55:53,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:55:53,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:55:53,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:55:53,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:55:53" (1/1) ... [2024-11-09 04:55:53,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31516bd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:53, skipping insertion in model container [2024-11-09 04:55:53,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:55:53" (1/1) ... [2024-11-09 04:55:53,210 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:55:53,759 WARN L250 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_036e8d7d-d481-43b9-8659-55100f5a8765/sv-benchmarks/c/float-newlib/float_req_bl_0310.c[15490,15503] [2024-11-09 04:55:53,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:55:53,847 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:55:53,949 WARN L250 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_036e8d7d-d481-43b9-8659-55100f5a8765/sv-benchmarks/c/float-newlib/float_req_bl_0310.c[15490,15503] [2024-11-09 04:55:53,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:55:54,025 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:55:54,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54 WrapperNode [2024-11-09 04:55:54,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:55:54,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:55:54,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:55:54,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:55:54,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,156 INFO L138 Inliner]: procedures = 31, calls = 491, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1094 [2024-11-09 04:55:54,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:55:54,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:55:54,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:55:54,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:55:54,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:55:54,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:55:54,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:55:54,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:55:54,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:55:54,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:55:54,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:55:54,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:55:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2024-11-09 04:55:54,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2024-11-09 04:55:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:55:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 04:55:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 04:55:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:55:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 04:55:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 04:55:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2024-11-09 04:55:54,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2024-11-09 04:55:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 04:55:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2024-11-09 04:55:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2024-11-09 04:55:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 04:55:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-11-09 04:55:54,468 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-11-09 04:55:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 04:55:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:55:54,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:55:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 04:55:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:55:54,747 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:55:54,750 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:56:30,219 INFO L? ?]: Removed 268 outVars from TransFormulas that were not future-live. [2024-11-09 04:56:30,220 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:56:30,247 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:56:30,247 INFO L316 CfgBuilder]: Removed 41 assume(true) statements. [2024-11-09 04:56:30,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:30 BoogieIcfgContainer [2024-11-09 04:56:30,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:56:30,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:56:30,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:56:30,257 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:56:30,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:55:53" (1/3) ... [2024-11-09 04:56:30,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3493ae4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:56:30, skipping insertion in model container [2024-11-09 04:56:30,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54" (2/3) ... [2024-11-09 04:56:30,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3493ae4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:56:30, skipping insertion in model container [2024-11-09 04:56:30,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:30" (3/3) ... [2024-11-09 04:56:30,263 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0310.c [2024-11-09 04:56:30,283 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:56:30,284 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:56:30,372 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:56:30,381 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4279914e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:56:30,381 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:56:30,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 225 states have (on average 1.6533333333333333) internal successors, (372), 226 states have internal predecessors, (372), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 04:56:30,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 04:56:30,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:30,396 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:30,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:56:30,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:30,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1283726251, now seen corresponding path program 1 times [2024-11-09 04:56:30,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:56:30,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491511952] [2024-11-09 04:56:30,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:30,423 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:56:30,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:56:30,436 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 04:56:30,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 04:56:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:50,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 04:56:50,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:56:50,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:50,932 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:56:50,933 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:56:50,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491511952] [2024-11-09 04:56:50,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [491511952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:50,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:50,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:56:50,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420295656] [2024-11-09 04:56:50,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:50,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 04:56:50,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:56:50,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 04:56:50,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:56:50,971 INFO L87 Difference]: Start difference. First operand has 243 states, 225 states have (on average 1.6533333333333333) internal successors, (372), 226 states have internal predecessors, (372), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) 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) [2024-11-09 04:56:51,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:51,034 INFO L93 Difference]: Finished difference Result 484 states and 802 transitions. [2024-11-09 04:56:51,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 04:56:51,036 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 [2024-11-09 04:56:51,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:51,046 INFO L225 Difference]: With dead ends: 484 [2024-11-09 04:56:51,047 INFO L226 Difference]: Without dead ends: 240 [2024-11-09 04:56:51,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 04:56:51,055 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:51,056 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 04:56:51,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-09 04:56:51,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2024-11-09 04:56:51,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 223 states have (on average 1.4663677130044843) internal successors, (327), 223 states have internal predecessors, (327), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 04:56:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 351 transitions. [2024-11-09 04:56:51,120 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 351 transitions. Word has length 10 [2024-11-09 04:56:51,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:51,121 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 351 transitions. [2024-11-09 04:56:51,124 INFO L472 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) [2024-11-09 04:56:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 351 transitions. [2024-11-09 04:56:51,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 04:56:51,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:51,125 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:51,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-09 04:56:51,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:56:51,326 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:56:51,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:51,327 INFO L85 PathProgramCache]: Analyzing trace with hash 649216539, now seen corresponding path program 1 times [2024-11-09 04:56:51,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:56:51,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1962190173] [2024-11-09 04:56:51,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:51,328 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:56:51,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:56:51,332 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 04:56:51,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 04:57:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:13,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 04:57:13,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:57:13,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:13,994 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:57:13,994 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:57:13,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1962190173] [2024-11-09 04:57:13,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1962190173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:13,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:13,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 04:57:13,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048395803] [2024-11-09 04:57:13,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:13,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 04:57:13,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:57:14,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 04:57:14,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:57:14,011 INFO L87 Difference]: Start difference. First operand 240 states and 351 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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) [2024-11-09 04:57:16,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:18,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:20,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:22,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:24,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:26,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:29,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:33,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:35,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:37,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:39,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:41,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:43,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:45,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:47,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:49,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:51,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:53,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:55,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:57,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:59,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:01,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:03,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:06,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:08,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:10,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:12,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:14,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:16,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:18,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:19,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:22,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:24,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:26,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:28,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:30,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:32,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:34,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:36,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:38,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:40,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:43,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:45,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:47,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:49,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:51,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:54,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:56,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:58,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:00,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:02,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:05,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:06,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:09,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:11,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:13,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:15,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:17,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:19,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:21,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:23,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:25,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:27,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:30,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:31,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:59:31,679 INFO L93 Difference]: Finished difference Result 246 states and 356 transitions. [2024-11-09 04:59:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 04:59:31,687 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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 11 [2024-11-09 04:59:31,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:59:31,690 INFO L225 Difference]: With dead ends: 246 [2024-11-09 04:59:31,690 INFO L226 Difference]: Without dead ends: 241 [2024-11-09 04:59:31,691 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:59:31,692 INFO L432 NwaCegarLoop]: 283 mSDtfsCounter, 349 mSDsluCounter, 1094 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 1 mSolverCounterUnsat, 57 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 136.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 1377 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 57 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 137.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:59:31,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 1377 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 316 Invalid, 57 Unknown, 0 Unchecked, 137.4s Time] [2024-11-09 04:59:31,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-11-09 04:59:31,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 240. [2024-11-09 04:59:31,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 223 states have (on average 1.4618834080717489) internal successors, (326), 223 states have internal predecessors, (326), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 04:59:31,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 350 transitions. [2024-11-09 04:59:31,716 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 350 transitions. Word has length 11 [2024-11-09 04:59:31,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:59:31,717 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 350 transitions. [2024-11-09 04:59:31,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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) [2024-11-09 04:59:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 350 transitions. [2024-11-09 04:59:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:59:31,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:59:31,719 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:59:31,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-09 04:59:31,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:59:31,920 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:59:31,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:59:31,921 INFO L85 PathProgramCache]: Analyzing trace with hash 835840566, now seen corresponding path program 1 times [2024-11-09 04:59:31,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 04:59:31,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [596725625] [2024-11-09 04:59:31,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:59:31,922 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:59:31,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 04:59:31,930 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 04:59:31,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-09 04:59:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:59:53,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 04:59:53,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:59:54,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-09 04:59:54,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2024-11-09 04:59:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:59:54,361 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:59:54,361 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 04:59:54,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [596725625] [2024-11-09 04:59:54,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [596725625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:59:54,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:59:54,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:59:54,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740463331] [2024-11-09 04:59:54,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:59:54,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:59:54,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 04:59:54,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:59:54,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:59:54,365 INFO L87 Difference]: Start difference. First operand 240 states and 350 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:59:54,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:59:54,704 INFO L93 Difference]: Finished difference Result 240 states and 350 transitions. [2024-11-09 04:59:54,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:59:54,706 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2024-11-09 04:59:54,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:59:54,706 INFO L225 Difference]: With dead ends: 240 [2024-11-09 04:59:54,707 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 04:59:54,708 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:59:54,709 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 6 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:59:54,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 6 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 04:59:54,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 04:59:54,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 04:59:54,711 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) [2024-11-09 04:59:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 04:59:54,712 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2024-11-09 04:59:54,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:59:54,713 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 04:59:54,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 04:59:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 04:59:54,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 04:59:54,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 04:59:54,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 04:59:54,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 04:59:54,921 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-09 04:59:54,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-09 04:59:55,457 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:59:55,493 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function __kernel_cosf [2024-11-09 04:59:55,494 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function __kernel_cosf [2024-11-09 04:59:55,494 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function __kernel_cosf [2024-11-09 04:59:55,495 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function __kernel_cosf [2024-11-09 04:59:55,500 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function copysign_float [2024-11-09 04:59:55,500 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function copysign_float [2024-11-09 04:59:55,501 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function copysign_float [2024-11-09 04:59:55,501 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function copysign_float [2024-11-09 04:59:55,503 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function __kernel_sinf [2024-11-09 04:59:55,505 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function __kernel_sinf [2024-11-09 04:59:55,505 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function __kernel_sinf [2024-11-09 04:59:55,505 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function __kernel_sinf [2024-11-09 04:59:55,508 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function scalbn_float [2024-11-09 04:59:55,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function scalbn_float [2024-11-09 04:59:55,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function scalbn_float [2024-11-09 04:59:55,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function scalbn_float [2024-11-09 04:59:55,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:59:55 BoogieIcfgContainer [2024-11-09 04:59:55,514 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:59:55,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:59:55,519 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:59:55,519 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:59:55,520 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:30" (3/4) ... [2024-11-09 04:59:55,523 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 04:59:55,532 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_cosf [2024-11-09 04:59:55,532 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2024-11-09 04:59:55,532 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_sinf [2024-11-09 04:59:55,533 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2024-11-09 04:59:55,566 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2024-11-09 04:59:55,571 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-09 04:59:55,572 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 04:59:55,574 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 04:59:55,980 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 04:59:55,984 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 04:59:55,984 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:59:55,985 INFO L158 Benchmark]: Toolchain (without parser) took 242844.11ms. Allocated memory was 98.6MB in the beginning and 761.3MB in the end (delta: 662.7MB). Free memory was 75.0MB in the beginning and 510.6MB in the end (delta: -435.6MB). Peak memory consumption was 230.2MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,986 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:59:55,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.82ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 41.0MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.45ms. Allocated memory is still 98.6MB. Free memory was 41.0MB in the beginning and 33.8MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,987 INFO L158 Benchmark]: Boogie Preprocessor took 208.14ms. Allocated memory is still 98.6MB. Free memory was 33.8MB in the beginning and 68.4MB in the end (delta: -34.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,987 INFO L158 Benchmark]: RCFGBuilder took 35883.16ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 68.4MB in the beginning and 47.9MB in the end (delta: 20.5MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,987 INFO L158 Benchmark]: TraceAbstraction took 205261.78ms. Allocated memory was 127.9MB in the beginning and 761.3MB in the end (delta: 633.3MB). Free memory was 47.9MB in the beginning and 533.7MB in the end (delta: -485.8MB). Peak memory consumption was 148.6MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,990 INFO L158 Benchmark]: Witness Printer took 469.38ms. Allocated memory is still 761.3MB. Free memory was 533.7MB in the beginning and 510.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 04:59:55,992 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.82ms. Allocated memory is still 98.6MB. Free memory was 74.6MB in the beginning and 41.0MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.45ms. Allocated memory is still 98.6MB. Free memory was 41.0MB in the beginning and 33.8MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.14ms. Allocated memory is still 98.6MB. Free memory was 33.8MB in the beginning and 68.4MB in the end (delta: -34.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 35883.16ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 68.4MB in the beginning and 47.9MB in the end (delta: 20.5MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. * TraceAbstraction took 205261.78ms. Allocated memory was 127.9MB in the beginning and 761.3MB in the end (delta: 633.3MB). Free memory was 47.9MB in the beginning and 533.7MB in the end (delta: -485.8MB). Peak memory consumption was 148.6MB. Max. memory is 16.1GB. * Witness Printer took 469.38ms. Allocated memory is still 761.3MB. Free memory was 533.7MB in the beginning and 510.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function __kernel_cosf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function __kernel_cosf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function __kernel_cosf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function __kernel_cosf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function copysign_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function copysign_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function copysign_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function copysign_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function __kernel_sinf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function __kernel_sinf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function __kernel_sinf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function __kernel_sinf - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable init_jk_krempio by function scalbn_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable PIo2_krempio by function scalbn_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable two_over_pi_rempio by function scalbn_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable npio2_hw_rempio by function scalbn_float * 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: 613]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 243 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 204.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 138.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 57 mSolverCounterUnknown, 356 SdHoareTripleChecker+Valid, 137.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 355 mSDsluCounter, 1737 SdHoareTripleChecker+Invalid, 136.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1097 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 321 IncrementalHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 640 mSDtfsCounter, 321 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=243occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 4 QuantifiedInterpolants, 149 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1159 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - ProcedureContractResult [Line: 532]: Procedure Contract for __kernel_cosf Derived contract for procedure __kernel_cosf. Requires: 0 Ensures: (0 && ((((((((((((((((((((((((((((((((((huge_floor == \old(huge_floor)) && (two25_scalbn == \old(two25_scalbn))) && (twom25_scalbn == \old(twom25_scalbn))) && (huge_scalbn == \old(huge_scalbn))) && (tiny_scalbn == \old(tiny_scalbn))) && (zero_krempio == \old(zero_krempio))) && (one_krempio == \old(one_krempio))) && (two8_krempio == \old(two8_krempio))) && (twon8_krempio == \old(twon8_krempio))) && (zero_rempio == \old(zero_rempio))) && (half_rempio == \old(half_rempio))) && (two8_rempio == \old(two8_rempio))) && (invpio2_rempio == \old(invpio2_rempio))) && (pio2_1_rempio == \old(pio2_1_rempio))) && (pio2_1t_rempio == \old(pio2_1t_rempio))) && (pio2_2_rempio == \old(pio2_2_rempio))) && (pio2_2t_rempio == \old(pio2_2t_rempio))) && (pio2_3_rempio == \old(pio2_3_rempio))) && (pio2_3t_rempio == \old(pio2_3t_rempio))) && (half_ksin == \old(half_ksin))) && (S1_ksin == \old(S1_ksin))) && (S2_ksin == \old(S2_ksin))) && (S3_ksin == \old(S3_ksin))) && (S4_ksin == \old(S4_ksin))) && (S5_ksin == \old(S5_ksin))) && (S6_ksin == \old(S6_ksin))) && (one_kcos == \old(one_kcos))) && (C1_kcos == \old(C1_kcos))) && (C2_kcos == \old(C2_kcos))) && (C3_kcos == \old(C3_kcos))) && (C4_kcos == \old(C4_kcos))) && (C5_kcos == \old(C5_kcos))) && (C6_kcos == \old(C6_kcos))) && (one_cos == \old(one_cos)))) - ProcedureContractResult [Line: 66]: Procedure Contract for copysign_float Derived contract for procedure copysign_float. Requires: 0 Ensures: (0 && ((((((((((((((((((((((((((((((((((huge_floor == \old(huge_floor)) && (two25_scalbn == \old(two25_scalbn))) && (twom25_scalbn == \old(twom25_scalbn))) && (huge_scalbn == \old(huge_scalbn))) && (tiny_scalbn == \old(tiny_scalbn))) && (zero_krempio == \old(zero_krempio))) && (one_krempio == \old(one_krempio))) && (two8_krempio == \old(two8_krempio))) && (twon8_krempio == \old(twon8_krempio))) && (zero_rempio == \old(zero_rempio))) && (half_rempio == \old(half_rempio))) && (two8_rempio == \old(two8_rempio))) && (invpio2_rempio == \old(invpio2_rempio))) && (pio2_1_rempio == \old(pio2_1_rempio))) && (pio2_1t_rempio == \old(pio2_1t_rempio))) && (pio2_2_rempio == \old(pio2_2_rempio))) && (pio2_2t_rempio == \old(pio2_2t_rempio))) && (pio2_3_rempio == \old(pio2_3_rempio))) && (pio2_3t_rempio == \old(pio2_3t_rempio))) && (half_ksin == \old(half_ksin))) && (S1_ksin == \old(S1_ksin))) && (S2_ksin == \old(S2_ksin))) && (S3_ksin == \old(S3_ksin))) && (S4_ksin == \old(S4_ksin))) && (S5_ksin == \old(S5_ksin))) && (S6_ksin == \old(S6_ksin))) && (one_kcos == \old(one_kcos))) && (C1_kcos == \old(C1_kcos))) && (C2_kcos == \old(C2_kcos))) && (C3_kcos == \old(C3_kcos))) && (C4_kcos == \old(C4_kcos))) && (C5_kcos == \old(C5_kcos))) && (C6_kcos == \old(C6_kcos))) && (one_cos == \old(one_cos)))) - ProcedureContractResult [Line: 505]: Procedure Contract for __kernel_sinf Derived contract for procedure __kernel_sinf. Requires: 0 Ensures: (0 && ((((((((((((((((((((((((((((((((((huge_floor == \old(huge_floor)) && (two25_scalbn == \old(two25_scalbn))) && (twom25_scalbn == \old(twom25_scalbn))) && (huge_scalbn == \old(huge_scalbn))) && (tiny_scalbn == \old(tiny_scalbn))) && (zero_krempio == \old(zero_krempio))) && (one_krempio == \old(one_krempio))) && (two8_krempio == \old(two8_krempio))) && (twon8_krempio == \old(twon8_krempio))) && (zero_rempio == \old(zero_rempio))) && (half_rempio == \old(half_rempio))) && (two8_rempio == \old(two8_rempio))) && (invpio2_rempio == \old(invpio2_rempio))) && (pio2_1_rempio == \old(pio2_1_rempio))) && (pio2_1t_rempio == \old(pio2_1t_rempio))) && (pio2_2_rempio == \old(pio2_2_rempio))) && (pio2_2t_rempio == \old(pio2_2t_rempio))) && (pio2_3_rempio == \old(pio2_3_rempio))) && (pio2_3t_rempio == \old(pio2_3t_rempio))) && (half_ksin == \old(half_ksin))) && (S1_ksin == \old(S1_ksin))) && (S2_ksin == \old(S2_ksin))) && (S3_ksin == \old(S3_ksin))) && (S4_ksin == \old(S4_ksin))) && (S5_ksin == \old(S5_ksin))) && (S6_ksin == \old(S6_ksin))) && (one_kcos == \old(one_kcos))) && (C1_kcos == \old(C1_kcos))) && (C2_kcos == \old(C2_kcos))) && (C3_kcos == \old(C3_kcos))) && (C4_kcos == \old(C4_kcos))) && (C5_kcos == \old(C5_kcos))) && (C6_kcos == \old(C6_kcos))) && (one_cos == \old(one_cos)))) - ProcedureContractResult [Line: 90]: Procedure Contract for scalbn_float Derived contract for procedure scalbn_float. Requires: 0 Ensures: (0 && ((((((((((((((((((((((((((((((((((huge_floor == \old(huge_floor)) && (two25_scalbn == \old(two25_scalbn))) && (twom25_scalbn == \old(twom25_scalbn))) && (huge_scalbn == \old(huge_scalbn))) && (tiny_scalbn == \old(tiny_scalbn))) && (zero_krempio == \old(zero_krempio))) && (one_krempio == \old(one_krempio))) && (two8_krempio == \old(two8_krempio))) && (twon8_krempio == \old(twon8_krempio))) && (zero_rempio == \old(zero_rempio))) && (half_rempio == \old(half_rempio))) && (two8_rempio == \old(two8_rempio))) && (invpio2_rempio == \old(invpio2_rempio))) && (pio2_1_rempio == \old(pio2_1_rempio))) && (pio2_1t_rempio == \old(pio2_1t_rempio))) && (pio2_2_rempio == \old(pio2_2_rempio))) && (pio2_2t_rempio == \old(pio2_2t_rempio))) && (pio2_3_rempio == \old(pio2_3_rempio))) && (pio2_3t_rempio == \old(pio2_3t_rempio))) && (half_ksin == \old(half_ksin))) && (S1_ksin == \old(S1_ksin))) && (S2_ksin == \old(S2_ksin))) && (S3_ksin == \old(S3_ksin))) && (S4_ksin == \old(S4_ksin))) && (S5_ksin == \old(S5_ksin))) && (S6_ksin == \old(S6_ksin))) && (one_kcos == \old(one_kcos))) && (C1_kcos == \old(C1_kcos))) && (C2_kcos == \old(C2_kcos))) && (C3_kcos == \old(C3_kcos))) && (C4_kcos == \old(C4_kcos))) && (C5_kcos == \old(C5_kcos))) && (C6_kcos == \old(C6_kcos))) && (one_cos == \old(one_cos)))) RESULT: Ultimate proved your program to be correct! [2024-11-09 04:59:56,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_036e8d7d-d481-43b9-8659-55100f5a8765/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE