./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:09,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:09,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:11:09,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:09,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:09,861 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:09,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:09,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:09,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:09,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:09,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:09,873 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:09,874 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:09,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:09,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:11:09,877 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:09,878 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:11:09,878 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:09,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:09,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:11:09,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:09,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:11:09,881 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:09,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:11:09,882 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:09,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:09,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:09,886 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:09,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:09,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:09,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:09,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:11:09,889 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:11:09,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:11:09,890 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:09,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:11:09,891 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:09,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:09,891 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:09,891 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 [2023-11-06 23:11:10,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:10,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:10,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:10,343 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:10,344 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:10,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2023-11-06 23:11:14,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:14,438 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:14,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2023-11-06 23:11:14,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data/48e38f648/0d609b4acc724ac4a8ceba878a884f8b/FLAG93ebcaf31 [2023-11-06 23:11:14,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data/48e38f648/0d609b4acc724ac4a8ceba878a884f8b [2023-11-06 23:11:14,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:14,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:14,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:14,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:14,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:14,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:14" (1/1) ... [2023-11-06 23:11:14,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eff0374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:14, skipping insertion in model container [2023-11-06 23:11:14,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:14" (1/1) ... [2023-11-06 23:11:14,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:15,046 WARN L240 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_639bd9b9-b5be-465c-bdb9-777072670d4b/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2023-11-06 23:11:15,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:15,102 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:11:15,310 WARN L240 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_639bd9b9-b5be-465c-bdb9-777072670d4b/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2023-11-06 23:11:15,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:15,370 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:11:15,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15 WrapperNode [2023-11-06 23:11:15,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:15,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:15,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:11:15,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:11:15,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,540 INFO L138 Inliner]: procedures = 26, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1089 [2023-11-06 23:11:15,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:15,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:11:15,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:11:15,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:11:15,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:11:15,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:11:15,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:11:15,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:11:15,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (1/1) ... [2023-11-06 23:11:15,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:15,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:15,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:11:15,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:11:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:11:15,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:11:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-06 23:11:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:11:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-11-06 23:11:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-11-06 23:11:15,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-06 23:11:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2023-11-06 23:11:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2023-11-06 23:11:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:11:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-06 23:11:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2023-11-06 23:11:15,780 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2023-11-06 23:11:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:11:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2023-11-06 23:11:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2023-11-06 23:11:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:11:15,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:11:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:11:15,997 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:11:16,001 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:11:17,470 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:11:17,479 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:11:17,479 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-06 23:11:17,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:17 BoogieIcfgContainer [2023-11-06 23:11:17,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:11:17,484 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:11:17,484 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:11:17,488 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:11:17,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:14" (1/3) ... [2023-11-06 23:11:17,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d8658d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:17, skipping insertion in model container [2023-11-06 23:11:17,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:15" (2/3) ... [2023-11-06 23:11:17,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d8658d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:17, skipping insertion in model container [2023-11-06 23:11:17,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:17" (3/3) ... [2023-11-06 23:11:17,491 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550a.c [2023-11-06 23:11:17,512 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:11:17,513 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:11:17,575 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:11:17,583 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5c090f43, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:11:17,584 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:11:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 276 states, 259 states have (on average 1.6718146718146718) internal successors, (433), 260 states have internal predecessors, (433), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:11:17,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-06 23:11:17,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:17,603 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:17,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:17,610 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:17,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1445845077, now seen corresponding path program 1 times [2023-11-06 23:11:17,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:17,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788451950] [2023-11-06 23:11:17,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:17,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:11:18,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:18,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788451950] [2023-11-06 23:11:18,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788451950] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:18,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:18,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:11:18,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100341389] [2023-11-06 23:11:18,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:18,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:11:18,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:18,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:11:18,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:11:18,201 INFO L87 Difference]: Start difference. First operand has 276 states, 259 states have (on average 1.6718146718146718) internal successors, (433), 260 states have internal predecessors, (433), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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) [2023-11-06 23:11:18,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:18,289 INFO L93 Difference]: Finished difference Result 550 states and 919 transitions. [2023-11-06 23:11:18,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:11:18,292 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 [2023-11-06 23:11:18,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:18,308 INFO L225 Difference]: With dead ends: 550 [2023-11-06 23:11:18,308 INFO L226 Difference]: Without dead ends: 273 [2023-11-06 23:11:18,318 INFO L412 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 [2023-11-06 23:11:18,323 INFO L413 NwaCegarLoop]: 391 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, 391 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 [2023-11-06 23:11:18,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:11:18,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2023-11-06 23:11:18,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2023-11-06 23:11:18,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 257 states have (on average 1.424124513618677) internal successors, (366), 257 states have internal predecessors, (366), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:11:18,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 388 transitions. [2023-11-06 23:11:18,426 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 388 transitions. Word has length 10 [2023-11-06 23:11:18,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:18,427 INFO L495 AbstractCegarLoop]: Abstraction has 273 states and 388 transitions. [2023-11-06 23:11:18,427 INFO L496 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) [2023-11-06 23:11:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 388 transitions. [2023-11-06 23:11:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 23:11:18,429 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:18,429 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:18,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:11:18,430 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:18,430 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:18,431 INFO L85 PathProgramCache]: Analyzing trace with hash -597219851, now seen corresponding path program 1 times [2023-11-06 23:11:18,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:18,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976254303] [2023-11-06 23:11:18,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:18,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:11:18,649 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:11:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:11:18,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:11:18,833 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:11:18,836 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:11:18,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:11:18,843 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 23:11:18,848 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:11:18,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:11:18 BoogieIcfgContainer [2023-11-06 23:11:18,955 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:11:18,956 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:11:18,957 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:11:18,957 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:11:18,957 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:17" (3/4) ... [2023-11-06 23:11:18,960 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:11:18,962 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:11:18,963 INFO L158 Benchmark]: Toolchain (without parser) took 4475.37ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 107.7MB in the beginning and 135.6MB in the end (delta: -27.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-06 23:11:18,964 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:18,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.45ms. Allocated memory is still 155.2MB. Free memory was 107.4MB in the beginning and 79.8MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 23:11:18,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.43ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 79.8MB in the beginning and 161.6MB in the end (delta: -81.8MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-06 23:11:18,966 INFO L158 Benchmark]: Boogie Preprocessor took 141.44ms. Allocated memory is still 197.1MB. Free memory was 161.6MB in the beginning and 154.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 23:11:18,967 INFO L158 Benchmark]: RCFGBuilder took 1798.55ms. Allocated memory is still 197.1MB. Free memory was 154.4MB in the beginning and 132.4MB in the end (delta: 22.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-06 23:11:18,968 INFO L158 Benchmark]: TraceAbstraction took 1471.40ms. Allocated memory is still 197.1MB. Free memory was 131.3MB in the beginning and 135.6MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:18,968 INFO L158 Benchmark]: Witness Printer took 5.46ms. Allocated memory is still 197.1MB. Free memory is still 135.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:18,973 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.45ms. Allocated memory is still 155.2MB. Free memory was 107.4MB in the beginning and 79.8MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.43ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 79.8MB in the beginning and 161.6MB in the end (delta: -81.8MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 141.44ms. Allocated memory is still 197.1MB. Free memory was 161.6MB in the beginning and 154.4MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1798.55ms. Allocated memory is still 197.1MB. Free memory was 154.4MB in the beginning and 132.4MB in the end (delta: 22.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1471.40ms. Allocated memory is still 197.1MB. Free memory was 131.3MB in the beginning and 135.6MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.46ms. Allocated memory is still 197.1MB. Free memory is still 135.6MB. 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: 631]: 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 72, overapproximation of someUnaryDOUBLEoperation at line 512, overapproximation of someBinaryArithmeticFLOAToperation at line 611. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L94-L96] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L164] static const int init_jk_krempio[] = {4, 7, 9}; [L166-L170] 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, }; [L172-L174] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L349-L367] 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, }; [L369-L375] 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}; [L377-L386] 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; [L506-L514] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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] [L626] float x = 1.0f / 0.0f; [L627] CALL, EXPR tan_float(x) [L597] float y[2], z = 0.0; [L598] __int32_t n, ix; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, \old(x)=1000000000000000000000000000013, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L601] ieee_float_shape_type gf_u; [L602] EXPR gf_u.value = (x) [L603] EXPR gf_u.word [L603] EXPR (ix) = gf_u.word [L600-L604] { ieee_float_shape_type gf_u; gf_u.value = (x); (ix) = gf_u.word; } VAL [PIo2_krempio={5:0}, T_ktan={8:0}, \old(x)=1000000000000000000000000000013, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L606] ix &= 0x7fffffff VAL [PIo2_krempio={5:0}, T_ktan={8:0}, \old(x)=1000000000000000000000000000013, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L607] COND FALSE !(ix <= 0x3f490fda) VAL [PIo2_krempio={5:0}, T_ktan={8:0}, \old(x)=1000000000000000000000000000013, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000013, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L610] COND TRUE !((ix) < 0x7f800000L) [L611] return x - x; [L611] return x - x; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, \old(x)=1000000000000000000000000000013, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000013, z=0, zero_krempio=0, zero_rempio=0] [L627] RET, EXPR tan_float(x) [L627] float res = tan_float(x); [L630] CALL, EXPR isnan_float(res) [L72] return x != x; VAL [PIo2_krempio={5:0}, T_ktan={8:0}, \old(x)=1000000000000000000000000000012, \result=0, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, 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=1000000000000000000000000000012, zero_krempio=0, zero_rempio=0] [L630] RET, EXPR isnan_float(res) [L630] COND TRUE !isnan_float(res) [L631] reach_error() VAL [PIo2_krempio={5:0}, T_ktan={8:0}, 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_krempio=1, one_ktan=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, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1000000000000000000000000000012, 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=1000000000000000000000000000013, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 276 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 391 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 391 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 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=276occurred 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: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 23:11:19,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:22,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:22,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:11:22,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:22,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:22,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:22,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:22,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:22,446 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:22,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:22,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:22,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:22,454 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:22,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:22,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:11:22,459 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:22,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:22,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:22,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:11:22,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:22,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:11:22,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:11:22,464 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:11:22,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:11:22,465 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:22,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:11:22,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:22,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:22,468 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:22,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:22,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:22,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:22,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:22,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:11:22,472 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:11:22,473 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:22,473 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:22,474 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:11:22,474 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:22,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:22,476 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:11:22,476 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:22,477 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c38a465d0220cf01948e55e000cc294b2ce38efcbb4b721d4a1ffa16ed168e3 [2023-11-06 23:11:22,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:23,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:23,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:23,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:23,045 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:23,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2023-11-06 23:11:26,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:27,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:27,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c [2023-11-06 23:11:27,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data/8215b2b5f/b84641e2a72644e28987a33e99044d00/FLAGb260f58fe [2023-11-06 23:11:27,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/data/8215b2b5f/b84641e2a72644e28987a33e99044d00 [2023-11-06 23:11:27,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:27,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:27,477 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:27,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:27,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:27,486 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b030168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27, skipping insertion in model container [2023-11-06 23:11:27,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,547 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:28,084 WARN L240 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_639bd9b9-b5be-465c-bdb9-777072670d4b/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2023-11-06 23:11:28,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:28,147 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:11:28,297 WARN L240 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_639bd9b9-b5be-465c-bdb9-777072670d4b/sv-benchmarks/c/float-newlib/float_req_bl_0550a.c[15665,15678] [2023-11-06 23:11:28,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:28,479 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:11:28,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28 WrapperNode [2023-11-06 23:11:28,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:28,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:28,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:11:28,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:11:28,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,659 INFO L138 Inliner]: procedures = 30, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1042 [2023-11-06 23:11:28,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:28,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:11:28,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:11:28,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:11:28,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:11:28,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:11:28,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:11:28,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:11:28,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (1/1) ... [2023-11-06 23:11:28,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:28,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:28,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:11:28,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:11:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:11:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:11:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 23:11:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:11:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-06 23:11:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-11-06 23:11:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-11-06 23:11:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 23:11:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2023-11-06 23:11:29,031 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2023-11-06 23:11:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-06 23:11:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2023-11-06 23:11:29,032 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2023-11-06 23:11:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-06 23:11:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2023-11-06 23:11:29,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2023-11-06 23:11:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:11:29,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:11:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 23:11:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:11:29,337 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:11:29,340 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:12:09,642 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:12:09,654 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:12:09,654 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-06 23:12:09,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:12:09 BoogieIcfgContainer [2023-11-06 23:12:09,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:12:09,660 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:12:09,661 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:12:09,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:12:09,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:27" (1/3) ... [2023-11-06 23:12:09,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba255b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:12:09, skipping insertion in model container [2023-11-06 23:12:09,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:28" (2/3) ... [2023-11-06 23:12:09,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba255b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:12:09, skipping insertion in model container [2023-11-06 23:12:09,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:12:09" (3/3) ... [2023-11-06 23:12:09,678 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550a.c [2023-11-06 23:12:09,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:12:09,701 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:12:09,763 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:12:09,771 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5ff19e6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:12:09,771 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:12:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 222 states have (on average 1.662162162162162) internal successors, (369), 223 states have internal predecessors, (369), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:12:09,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-06 23:12:09,786 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:09,787 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:09,788 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:09,794 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:09,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1364301963, now seen corresponding path program 1 times [2023-11-06 23:12:09,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:09,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1602971391] [2023-11-06 23:12:09,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:09,814 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 [2023-11-06 23:12:09,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:09,825 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:12:09,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:12:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:11,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:12:11,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:11,724 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:11,725 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:11,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1602971391] [2023-11-06 23:12:11,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1602971391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:11,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:11,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:11,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284197008] [2023-11-06 23:12:11,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:11,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:12:11,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:11,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:12:11,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:12:11,770 INFO L87 Difference]: Start difference. First operand has 239 states, 222 states have (on average 1.662162162162162) internal successors, (369), 223 states have internal predecessors, (369), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) 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) [2023-11-06 23:12:11,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:11,842 INFO L93 Difference]: Finished difference Result 476 states and 791 transitions. [2023-11-06 23:12:11,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:12:11,845 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 [2023-11-06 23:12:11,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:11,859 INFO L225 Difference]: With dead ends: 476 [2023-11-06 23:12:11,859 INFO L226 Difference]: Without dead ends: 236 [2023-11-06 23:12:11,866 INFO L412 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 [2023-11-06 23:12:11,871 INFO L413 NwaCegarLoop]: 327 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, 327 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 [2023-11-06 23:12:11,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:12:11,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-06 23:12:11,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2023-11-06 23:12:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 220 states have (on average 1.3727272727272728) internal successors, (302), 220 states have internal predecessors, (302), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:12:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 324 transitions. [2023-11-06 23:12:11,943 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 324 transitions. Word has length 10 [2023-11-06 23:12:11,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:11,944 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 324 transitions. [2023-11-06 23:12:11,945 INFO L496 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) [2023-11-06 23:12:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 324 transitions. [2023-11-06 23:12:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 23:12:11,946 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:11,946 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:11,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:12:12,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:12:12,170 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:12,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:12,170 INFO L85 PathProgramCache]: Analyzing trace with hash 681715314, now seen corresponding path program 1 times [2023-11-06 23:12:12,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:12,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1518778713] [2023-11-06 23:12:12,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:12,173 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 [2023-11-06 23:12:12,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:12,175 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:12:12,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:12:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:13,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:12:13,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:14,593 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:14,594 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:14,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1518778713] [2023-11-06 23:12:14,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1518778713] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:14,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:14,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:12:14,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528666822] [2023-11-06 23:12:14,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:14,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 23:12:14,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:14,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 23:12:14,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:12:14,598 INFO L87 Difference]: Start difference. First operand 236 states and 324 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) [2023-11-06 23:12:18,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:20,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:22,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:24,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:26,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:28,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:30,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:32,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:33,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:35,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:38,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:40,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:42,696 WARN L539 Checker$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 [] [2023-11-06 23:12:44,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:46,704 WARN L539 Checker$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 [] [2023-11-06 23:12:48,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:50,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:52,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:55,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:57,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:59,338 WARN L539 Checker$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 [] [2023-11-06 23:13:01,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:04,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:06,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:08,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:10,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:12,790 WARN L539 Checker$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 [] [2023-11-06 23:13:15,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:17,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:19,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:21,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:23,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:25,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:27,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:29,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:31,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:33,865 WARN L539 Checker$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 [] [2023-11-06 23:13:35,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:37,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:39,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:43,423 WARN L539 Checker$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 [] [2023-11-06 23:13:45,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:47,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:50,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:53,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:55,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:57,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:13:59,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:01,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:14:06,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:14:06,044 INFO L93 Difference]: Finished difference Result 241 states and 328 transitions. [2023-11-06 23:14:06,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 23:14:06,054 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 [2023-11-06 23:14:06,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:14:06,058 INFO L225 Difference]: With dead ends: 241 [2023-11-06 23:14:06,058 INFO L226 Difference]: Without dead ends: 236 [2023-11-06 23:14:06,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:14:06,060 INFO L413 NwaCegarLoop]: 249 mSDtfsCounter, 309 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 7 mSolverCounterUnsat, 40 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 40 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 111.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:14:06,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 1064 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 293 Invalid, 40 Unknown, 0 Unchecked, 111.0s Time] [2023-11-06 23:14:06,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-06 23:14:06,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2023-11-06 23:14:06,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 220 states have (on average 1.3681818181818182) internal successors, (301), 220 states have internal predecessors, (301), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:14:06,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 323 transitions. [2023-11-06 23:14:06,088 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 323 transitions. Word has length 11 [2023-11-06 23:14:06,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:14:06,088 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 323 transitions. [2023-11-06 23:14:06,089 INFO L496 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) [2023-11-06 23:14:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 323 transitions. [2023-11-06 23:14:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-06 23:14:06,091 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:14:06,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:14:06,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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)] Forceful destruction successful, exit code 0 [2023-11-06 23:14:06,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:14:06,297 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:14:06,298 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:14:06,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1946557977, now seen corresponding path program 1 times [2023-11-06 23:14:06,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:14:06,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [486688509] [2023-11-06 23:14:06,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:14:06,299 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 [2023-11-06 23:14:06,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:14:06,300 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 23:14:06,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:14:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:14:07,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 23:14:07,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:14:08,130 INFO L351 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 [2023-11-06 23:14:08,155 INFO L351 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 34 treesize of output 18 [2023-11-06 23:14:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:14:08,414 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:14:08,415 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:14:08,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [486688509] [2023-11-06 23:14:08,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [486688509] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:14:08,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:14:08,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:14:08,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612344467] [2023-11-06 23:14:08,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:14:08,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:14:08,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:14:08,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:14:08,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:14:08,421 INFO L87 Difference]: Start difference. First operand 236 states and 323 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2023-11-06 23:14:08,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:14:08,575 INFO L93 Difference]: Finished difference Result 236 states and 323 transitions. [2023-11-06 23:14:08,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:14:08,577 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 21 [2023-11-06 23:14:08,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:14:08,577 INFO L225 Difference]: With dead ends: 236 [2023-11-06 23:14:08,577 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:14:08,580 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:14:08,584 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 5 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:14:08,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 5 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:14:08,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:14:08,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:14:08,587 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) [2023-11-06 23:14:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:14:08,587 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2023-11-06 23:14:08,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:14:08,588 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:14:08,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2023-11-06 23:14:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:14:08,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:14:08,591 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:14:08,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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)] Forceful destruction successful, exit code 0 [2023-11-06 23:14:08,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 23:14:08,794 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:14:09,551 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 74 92) no Hoare annotation was computed. [2023-11-06 23:14:09,551 INFO L899 garLoopResultBuilder]: For program point L81(lines 81 85) no Hoare annotation was computed. [2023-11-06 23:14:09,551 INFO L902 garLoopResultBuilder]: At program point L81-1(lines 81 85) the Hoare annotation is: true [2023-11-06 23:14:09,552 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 74 92) the Hoare annotation is: true [2023-11-06 23:14:09,552 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2023-11-06 23:14:09,552 INFO L902 garLoopResultBuilder]: At program point L86-1(lines 86 90) the Hoare annotation is: true [2023-11-06 23:14:09,552 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2023-11-06 23:14:09,552 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2023-11-06 23:14:09,552 INFO L902 garLoopResultBuilder]: At program point L76-2(lines 76 80) the Hoare annotation is: true [2023-11-06 23:14:09,552 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 74 92) no Hoare annotation was computed. [2023-11-06 23:14:09,553 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 530) no Hoare annotation was computed. [2023-11-06 23:14:09,553 INFO L899 garLoopResultBuilder]: For program point __kernel_tanfFINAL(lines 516 594) no Hoare annotation was computed. [2023-11-06 23:14:09,553 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 523) no Hoare annotation was computed. [2023-11-06 23:14:09,553 INFO L902 garLoopResultBuilder]: At program point L519-2(lines 519 523) the Hoare annotation is: true [2023-11-06 23:14:09,553 INFO L899 garLoopResultBuilder]: For program point L519-3(lines 519 523) no Hoare annotation was computed. [2023-11-06 23:14:09,554 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2023-11-06 23:14:09,554 INFO L902 garLoopResultBuilder]: At program point L581-2(lines 581 585) the Hoare annotation is: true [2023-11-06 23:14:09,554 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2023-11-06 23:14:09,554 INFO L902 garLoopResultBuilder]: At program point L569-2(lines 569 573) the Hoare annotation is: true [2023-11-06 23:14:09,554 INFO L902 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: true [2023-11-06 23:14:09,555 INFO L899 garLoopResultBuilder]: For program point __kernel_tanfEXIT(lines 516 594) no Hoare annotation was computed. [2023-11-06 23:14:09,555 INFO L899 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2023-11-06 23:14:09,555 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2023-11-06 23:14:09,555 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 590) no Hoare annotation was computed. [2023-11-06 23:14:09,555 INFO L902 garLoopResultBuilder]: At program point L586-1(lines 586 590) the Hoare annotation is: true [2023-11-06 23:14:09,555 INFO L899 garLoopResultBuilder]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2023-11-06 23:14:09,556 INFO L899 garLoopResultBuilder]: For program point L574(lines 574 578) no Hoare annotation was computed. [2023-11-06 23:14:09,556 INFO L902 garLoopResultBuilder]: At program point L574-1(lines 574 578) the Hoare annotation is: true [2023-11-06 23:14:09,556 INFO L899 garLoopResultBuilder]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2023-11-06 23:14:09,556 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 533 542) no Hoare annotation was computed. [2023-11-06 23:14:09,556 INFO L899 garLoopResultBuilder]: For program point L562(lines 562 593) no Hoare annotation was computed. [2023-11-06 23:14:09,557 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 532) no Hoare annotation was computed. [2023-11-06 23:14:09,557 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 516 594) no Hoare annotation was computed. [2023-11-06 23:14:09,557 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 516 594) the Hoare annotation is: true [2023-11-06 23:14:09,557 INFO L899 garLoopResultBuilder]: For program point L534(lines 534 537) no Hoare annotation was computed. [2023-11-06 23:14:09,557 INFO L899 garLoopResultBuilder]: For program point L534-2(lines 534 537) no Hoare annotation was computed. [2023-11-06 23:14:09,558 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 531) no Hoare annotation was computed. [2023-11-06 23:14:09,558 INFO L899 garLoopResultBuilder]: For program point fabs_floatFINAL(lines 149 162) no Hoare annotation was computed. [2023-11-06 23:14:09,558 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 160) no Hoare annotation was computed. [2023-11-06 23:14:09,558 INFO L902 garLoopResultBuilder]: At program point L156-1(lines 156 160) the Hoare annotation is: true [2023-11-06 23:14:09,558 INFO L899 garLoopResultBuilder]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2023-11-06 23:14:09,559 INFO L899 garLoopResultBuilder]: For program point fabs_floatEXIT(lines 149 162) no Hoare annotation was computed. [2023-11-06 23:14:09,559 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2023-11-06 23:14:09,559 INFO L902 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: true [2023-11-06 23:14:09,559 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 149 162) the Hoare annotation is: true [2023-11-06 23:14:09,559 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 633) no Hoare annotation was computed. [2023-11-06 23:14:09,560 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2023-11-06 23:14:09,560 INFO L899 garLoopResultBuilder]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2023-11-06 23:14:09,560 INFO L895 garLoopResultBuilder]: At program point L300-3(lines 300 301) the Hoare annotation is: false [2023-11-06 23:14:09,560 INFO L899 garLoopResultBuilder]: For program point L300-4(lines 300 301) no Hoare annotation was computed. [2023-11-06 23:14:09,560 INFO L899 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2023-11-06 23:14:09,561 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 404) no Hoare annotation was computed. [2023-11-06 23:14:09,561 INFO L899 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2023-11-06 23:14:09,561 INFO L895 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2023-11-06 23:14:09,561 INFO L895 garLoopResultBuilder]: At program point L202(lines 177 347) the Hoare annotation is: false [2023-11-06 23:14:09,561 INFO L899 garLoopResultBuilder]: For program point L334-4(lines 305 345) no Hoare annotation was computed. [2023-11-06 23:14:09,562 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 38) no Hoare annotation was computed. [2023-11-06 23:14:09,562 INFO L899 garLoopResultBuilder]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2023-11-06 23:14:09,562 INFO L895 garLoopResultBuilder]: At program point L600-2(lines 600 604) the Hoare annotation is: (and (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:14:09,562 INFO L899 garLoopResultBuilder]: For program point L600-3(lines 600 604) no Hoare annotation was computed. [2023-11-06 23:14:09,562 INFO L899 garLoopResultBuilder]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2023-11-06 23:14:09,563 INFO L895 garLoopResultBuilder]: At program point L204-3(lines 204 208) the Hoare annotation is: false [2023-11-06 23:14:09,563 INFO L895 garLoopResultBuilder]: At program point L204-4(lines 204 208) the Hoare annotation is: false [2023-11-06 23:14:09,563 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 43) no Hoare annotation was computed. [2023-11-06 23:14:09,563 INFO L899 garLoopResultBuilder]: For program point L436(line 436) no Hoare annotation was computed. [2023-11-06 23:14:09,563 INFO L899 garLoopResultBuilder]: For program point L436-2(lines 436 468) no Hoare annotation was computed. [2023-11-06 23:14:09,564 INFO L899 garLoopResultBuilder]: For program point L436-4(lines 436 468) no Hoare annotation was computed. [2023-11-06 23:14:09,564 INFO L899 garLoopResultBuilder]: For program point L238-1(lines 225 253) no Hoare annotation was computed. [2023-11-06 23:14:09,564 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2023-11-06 23:14:09,564 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 40 41) no Hoare annotation was computed. [2023-11-06 23:14:09,564 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 475) no Hoare annotation was computed. [2023-11-06 23:14:09,565 INFO L895 garLoopResultBuilder]: At program point L305(lines 305 345) the Hoare annotation is: false [2023-11-06 23:14:09,565 INFO L895 garLoopResultBuilder]: At program point L239(lines 239 246) the Hoare annotation is: false [2023-11-06 23:14:09,565 INFO L899 garLoopResultBuilder]: For program point L405(lines 405 429) no Hoare annotation was computed. [2023-11-06 23:14:09,565 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2023-11-06 23:14:09,565 INFO L899 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2023-11-06 23:14:09,565 INFO L895 garLoopResultBuilder]: At program point __kernel_rem_pio2f_returnLabel#1(lines 176 347) the Hoare annotation is: false [2023-11-06 23:14:09,566 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 428) no Hoare annotation was computed. [2023-11-06 23:14:09,566 INFO L899 garLoopResultBuilder]: For program point L308-2(lines 308 309) no Hoare annotation was computed. [2023-11-06 23:14:09,566 INFO L895 garLoopResultBuilder]: At program point L308-3(lines 308 309) the Hoare annotation is: false [2023-11-06 23:14:09,566 INFO L899 garLoopResultBuilder]: For program point L308-4(lines 308 309) no Hoare annotation was computed. [2023-11-06 23:14:09,566 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 619 636) the Hoare annotation is: true [2023-11-06 23:14:09,566 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 415) no Hoare annotation was computed. [2023-11-06 23:14:09,567 INFO L899 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2023-11-06 23:14:09,567 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2023-11-06 23:14:09,567 INFO L899 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2023-11-06 23:14:09,567 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 616) no Hoare annotation was computed. [2023-11-06 23:14:09,567 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 442 446) no Hoare annotation was computed. [2023-11-06 23:14:09,567 INFO L895 garLoopResultBuilder]: At program point L442-2(lines 442 446) the Hoare annotation is: false [2023-11-06 23:14:09,567 INFO L899 garLoopResultBuilder]: For program point L442-3(lines 442 446) no Hoare annotation was computed. [2023-11-06 23:14:09,568 INFO L899 garLoopResultBuilder]: For program point L277-1(lines 277 280) no Hoare annotation was computed. [2023-11-06 23:14:09,568 INFO L895 garLoopResultBuilder]: At program point L277-3(lines 277 280) the Hoare annotation is: false [2023-11-06 23:14:09,568 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 49) no Hoare annotation was computed. [2023-11-06 23:14:09,568 INFO L895 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: false [2023-11-06 23:14:09,568 INFO L899 garLoopResultBuilder]: For program point L608-1(line 608) no Hoare annotation was computed. [2023-11-06 23:14:09,568 INFO L899 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2023-11-06 23:14:09,568 INFO L899 garLoopResultBuilder]: For program point L312-2(line 312) no Hoare annotation was computed. [2023-11-06 23:14:09,568 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 616) no Hoare annotation was computed. [2023-11-06 23:14:09,569 INFO L895 garLoopResultBuilder]: At program point tan_float_returnLabel#1(lines 596 617) the Hoare annotation is: (and (= |ULTIMATE.start_tan_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:14:09,569 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2023-11-06 23:14:09,569 INFO L899 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2023-11-06 23:14:09,569 INFO L895 garLoopResultBuilder]: At program point isnan_float_returnLabel#1(line 72) the Hoare annotation is: (and (= |ULTIMATE.start_tan_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res#1|)) [2023-11-06 23:14:09,569 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 223) no Hoare annotation was computed. [2023-11-06 23:14:09,570 INFO L895 garLoopResultBuilder]: At program point L282(line 282) the Hoare annotation is: false [2023-11-06 23:14:09,570 INFO L899 garLoopResultBuilder]: For program point L282-1(line 282) no Hoare annotation was computed. [2023-11-06 23:14:09,570 INFO L899 garLoopResultBuilder]: For program point L315-2(lines 315 316) no Hoare annotation was computed. [2023-11-06 23:14:09,570 INFO L895 garLoopResultBuilder]: At program point L315-3(lines 315 316) the Hoare annotation is: false [2023-11-06 23:14:09,570 INFO L899 garLoopResultBuilder]: For program point L315-4(lines 315 316) no Hoare annotation was computed. [2023-11-06 23:14:09,571 INFO L899 garLoopResultBuilder]: For program point L51(lines 51 55) no Hoare annotation was computed. [2023-11-06 23:14:09,571 INFO L895 garLoopResultBuilder]: At program point L51-1(lines 51 55) the Hoare annotation is: false [2023-11-06 23:14:09,571 INFO L899 garLoopResultBuilder]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2023-11-06 23:14:09,571 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 467) no Hoare annotation was computed. [2023-11-06 23:14:09,571 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 448 467) no Hoare annotation was computed. [2023-11-06 23:14:09,572 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 290) no Hoare annotation was computed. [2023-11-06 23:14:09,572 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 251) no Hoare annotation was computed. [2023-11-06 23:14:09,572 INFO L895 garLoopResultBuilder]: At program point L283-2(lines 274 291) the Hoare annotation is: false [2023-11-06 23:14:09,572 INFO L899 garLoopResultBuilder]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2023-11-06 23:14:09,572 INFO L895 garLoopResultBuilder]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2023-11-06 23:14:09,572 INFO L899 garLoopResultBuilder]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2023-11-06 23:14:09,572 INFO L895 garLoopResultBuilder]: At program point L251(line 251) the Hoare annotation is: false [2023-11-06 23:14:09,573 INFO L899 garLoopResultBuilder]: For program point L251-1(line 251) no Hoare annotation was computed. [2023-11-06 23:14:09,573 INFO L895 garLoopResultBuilder]: At program point floor_float_returnLabel#1(lines 16 57) the Hoare annotation is: false [2023-11-06 23:14:09,573 INFO L895 garLoopResultBuilder]: At program point L615(line 615) the Hoare annotation is: false [2023-11-06 23:14:09,573 INFO L899 garLoopResultBuilder]: For program point L615-1(line 615) no Hoare annotation was computed. [2023-11-06 23:14:09,573 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2023-11-06 23:14:09,573 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2023-11-06 23:14:09,573 INFO L899 garLoopResultBuilder]: For program point L484-1(lines 484 488) no Hoare annotation was computed. [2023-11-06 23:14:09,573 INFO L895 garLoopResultBuilder]: At program point L484-2(lines 484 488) the Hoare annotation is: false [2023-11-06 23:14:09,573 INFO L899 garLoopResultBuilder]: For program point L484-3(lines 484 488) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 223) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L895 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L319-4(lines 319 320) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L222(lines 222 223) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L255-1(lines 177 347) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 177 347) no Hoare annotation was computed. [2023-11-06 23:14:09,574 INFO L899 garLoopResultBuilder]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L895 garLoopResultBuilder]: At program point L454-2(lines 454 458) the Hoare annotation is: false [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point L323(line 323) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L895 garLoopResultBuilder]: At program point L257-3(lines 257 258) the Hoare annotation is: false [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point L257-4(lines 255 272) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 50) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L899 garLoopResultBuilder]: For program point L489-2(lines 489 492) no Hoare annotation was computed. [2023-11-06 23:14:09,575 INFO L895 garLoopResultBuilder]: At program point L489-3(lines 489 492) the Hoare annotation is: false [2023-11-06 23:14:09,576 INFO L899 garLoopResultBuilder]: For program point L489-4(lines 489 492) no Hoare annotation was computed. [2023-11-06 23:14:09,576 INFO L899 garLoopResultBuilder]: For program point L324-2(lines 324 328) no Hoare annotation was computed. [2023-11-06 23:14:09,576 INFO L899 garLoopResultBuilder]: For program point L225(lines 177 347) no Hoare annotation was computed. [2023-11-06 23:14:09,576 INFO L895 garLoopResultBuilder]: At program point L324-3(lines 324 328) the Hoare annotation is: false [2023-11-06 23:14:09,576 INFO L899 garLoopResultBuilder]: For program point L324-4(lines 324 328) no Hoare annotation was computed. [2023-11-06 23:14:09,576 INFO L899 garLoopResultBuilder]: For program point L192-2(lines 192 193) no Hoare annotation was computed. [2023-11-06 23:14:09,576 INFO L895 garLoopResultBuilder]: At program point L192-3(lines 192 193) the Hoare annotation is: false [2023-11-06 23:14:09,576 INFO L899 garLoopResultBuilder]: For program point L192-4(lines 192 193) no Hoare annotation was computed. [2023-11-06 23:14:09,577 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 44) no Hoare annotation was computed. [2023-11-06 23:14:09,577 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-11-06 23:14:09,577 INFO L895 garLoopResultBuilder]: At program point __ieee754_rem_pio2f_returnLabel#1(lines 388 504) the Hoare annotation is: false [2023-11-06 23:14:09,577 INFO L899 garLoopResultBuilder]: For program point L193-2(line 193) no Hoare annotation was computed. [2023-11-06 23:14:09,577 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:14:09,577 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 34) no Hoare annotation was computed. [2023-11-06 23:14:09,578 INFO L899 garLoopResultBuilder]: For program point L293(line 293) no Hoare annotation was computed. [2023-11-06 23:14:09,578 INFO L899 garLoopResultBuilder]: For program point L260-1(lines 260 261) no Hoare annotation was computed. [2023-11-06 23:14:09,578 INFO L899 garLoopResultBuilder]: For program point L260-3(lines 260 261) no Hoare annotation was computed. [2023-11-06 23:14:09,578 INFO L895 garLoopResultBuilder]: At program point L260-4(lines 260 261) the Hoare annotation is: false [2023-11-06 23:14:09,579 INFO L899 garLoopResultBuilder]: For program point L260-5(lines 260 261) no Hoare annotation was computed. [2023-11-06 23:14:09,579 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 33) no Hoare annotation was computed. [2023-11-06 23:14:09,579 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:14:09,579 INFO L899 garLoopResultBuilder]: For program point L294-2(lines 294 297) no Hoare annotation was computed. [2023-11-06 23:14:09,579 INFO L895 garLoopResultBuilder]: At program point L294-3(lines 294 297) the Hoare annotation is: false [2023-11-06 23:14:09,579 INFO L899 garLoopResultBuilder]: For program point L228-2(lines 228 237) no Hoare annotation was computed. [2023-11-06 23:14:09,580 INFO L899 garLoopResultBuilder]: For program point L294-4(lines 294 297) no Hoare annotation was computed. [2023-11-06 23:14:09,580 INFO L899 garLoopResultBuilder]: For program point L195-2(lines 195 199) no Hoare annotation was computed. [2023-11-06 23:14:09,580 INFO L895 garLoopResultBuilder]: At program point L228-3(lines 228 237) the Hoare annotation is: false [2023-11-06 23:14:09,580 INFO L895 garLoopResultBuilder]: At program point L195-3(lines 195 199) the Hoare annotation is: false [2023-11-06 23:14:09,580 INFO L899 garLoopResultBuilder]: For program point L228-4(lines 225 253) no Hoare annotation was computed. [2023-11-06 23:14:09,581 INFO L899 garLoopResultBuilder]: For program point L195-4(lines 195 199) no Hoare annotation was computed. [2023-11-06 23:14:09,581 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 466) no Hoare annotation was computed. [2023-11-06 23:14:09,581 INFO L899 garLoopResultBuilder]: For program point L394-1(lines 394 398) no Hoare annotation was computed. [2023-11-06 23:14:09,581 INFO L895 garLoopResultBuilder]: At program point L394-2(lines 394 398) the Hoare annotation is: false [2023-11-06 23:14:09,581 INFO L899 garLoopResultBuilder]: For program point L394-3(lines 394 398) no Hoare annotation was computed. [2023-11-06 23:14:09,582 INFO L899 garLoopResultBuilder]: For program point L196-2(lines 196 197) no Hoare annotation was computed. [2023-11-06 23:14:09,582 INFO L895 garLoopResultBuilder]: At program point L196-3(lines 196 197) the Hoare annotation is: false [2023-11-06 23:14:09,582 INFO L899 garLoopResultBuilder]: For program point L196-4(lines 196 197) no Hoare annotation was computed. [2023-11-06 23:14:09,582 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-11-06 23:14:09,582 INFO L899 garLoopResultBuilder]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2023-11-06 23:14:09,582 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 236) no Hoare annotation was computed. [2023-11-06 23:14:09,583 INFO L895 garLoopResultBuilder]: At program point L329-3(lines 329 333) the Hoare annotation is: false [2023-11-06 23:14:09,583 INFO L899 garLoopResultBuilder]: For program point L263-2(lines 263 268) no Hoare annotation was computed. [2023-11-06 23:14:09,583 INFO L899 garLoopResultBuilder]: For program point L329-4(lines 329 333) no Hoare annotation was computed. [2023-11-06 23:14:09,583 INFO L895 garLoopResultBuilder]: At program point L263-3(lines 263 268) the Hoare annotation is: false [2023-11-06 23:14:09,583 INFO L899 garLoopResultBuilder]: For program point L263-4(lines 263 268) no Hoare annotation was computed. [2023-11-06 23:14:09,584 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:14:09,584 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 631) no Hoare annotation was computed. [2023-11-06 23:14:09,584 INFO L899 garLoopResultBuilder]: For program point L495-1(lines 495 496) no Hoare annotation was computed. [2023-11-06 23:14:09,584 INFO L895 garLoopResultBuilder]: At program point L495-3(lines 495 496) the Hoare annotation is: false [2023-11-06 23:14:09,584 INFO L899 garLoopResultBuilder]: For program point L495-4(lines 495 496) no Hoare annotation was computed. [2023-11-06 23:14:09,585 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 234) no Hoare annotation was computed. [2023-11-06 23:14:09,585 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 476) no Hoare annotation was computed. [2023-11-06 23:14:09,585 INFO L899 garLoopResultBuilder]: For program point L265-2(lines 265 266) no Hoare annotation was computed. [2023-11-06 23:14:09,585 INFO L895 garLoopResultBuilder]: At program point L265-3(lines 265 266) the Hoare annotation is: false [2023-11-06 23:14:09,585 INFO L899 garLoopResultBuilder]: For program point L265-4(lines 265 266) no Hoare annotation was computed. [2023-11-06 23:14:09,585 INFO L895 garLoopResultBuilder]: At program point L431(line 431) the Hoare annotation is: false [2023-11-06 23:14:09,586 INFO L899 garLoopResultBuilder]: For program point L431-1(line 431) no Hoare annotation was computed. [2023-11-06 23:14:09,586 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 299 303) no Hoare annotation was computed. [2023-11-06 23:14:09,586 INFO L895 garLoopResultBuilder]: At program point L299-3(lines 299 303) the Hoare annotation is: false [2023-11-06 23:14:09,586 INFO L899 garLoopResultBuilder]: For program point L299-4(lines 299 303) no Hoare annotation was computed. [2023-11-06 23:14:09,586 INFO L902 garLoopResultBuilder]: At program point L126(line 126) the Hoare annotation is: true [2023-11-06 23:14:09,587 INFO L899 garLoopResultBuilder]: For program point L126-1(line 126) no Hoare annotation was computed. [2023-11-06 23:14:09,587 INFO L902 garLoopResultBuilder]: At program point L139(line 139) the Hoare annotation is: true [2023-11-06 23:14:09,587 INFO L899 garLoopResultBuilder]: For program point L139-1(line 139) no Hoare annotation was computed. [2023-11-06 23:14:09,587 INFO L899 garLoopResultBuilder]: For program point L135(lines 135 140) no Hoare annotation was computed. [2023-11-06 23:14:09,587 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 102 106) no Hoare annotation was computed. [2023-11-06 23:14:09,587 INFO L902 garLoopResultBuilder]: At program point L102-2(lines 102 106) the Hoare annotation is: true [2023-11-06 23:14:09,588 INFO L899 garLoopResultBuilder]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2023-11-06 23:14:09,588 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 134) no Hoare annotation was computed. [2023-11-06 23:14:09,588 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 115 119) no Hoare annotation was computed. [2023-11-06 23:14:09,588 INFO L902 garLoopResultBuilder]: At program point L115-2(lines 115 119) the Hoare annotation is: true [2023-11-06 23:14:09,588 INFO L899 garLoopResultBuilder]: For program point L115-3(lines 115 119) no Hoare annotation was computed. [2023-11-06 23:14:09,588 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 112) no Hoare annotation was computed. [2023-11-06 23:14:09,589 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 98 148) no Hoare annotation was computed. [2023-11-06 23:14:09,589 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2023-11-06 23:14:09,589 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2023-11-06 23:14:09,589 INFO L902 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2023-11-06 23:14:09,589 INFO L899 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2023-11-06 23:14:09,589 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 98 148) no Hoare annotation was computed. [2023-11-06 23:14:09,590 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 98 148) the Hoare annotation is: true [2023-11-06 23:14:09,590 INFO L902 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: true [2023-11-06 23:14:09,590 INFO L899 garLoopResultBuilder]: For program point L137-1(line 137) no Hoare annotation was computed. [2023-11-06 23:14:09,590 INFO L899 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2023-11-06 23:14:09,590 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2023-11-06 23:14:09,590 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 123) no Hoare annotation was computed. [2023-11-06 23:14:09,591 INFO L899 garLoopResultBuilder]: For program point L113-2(lines 113 123) no Hoare annotation was computed. [2023-11-06 23:14:09,591 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 110) no Hoare annotation was computed. [2023-11-06 23:14:09,591 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 142 146) no Hoare annotation was computed. [2023-11-06 23:14:09,591 INFO L902 garLoopResultBuilder]: At program point L142-2(lines 142 146) the Hoare annotation is: true [2023-11-06 23:14:09,591 INFO L899 garLoopResultBuilder]: For program point L142-3(lines 142 146) no Hoare annotation was computed. [2023-11-06 23:14:09,595 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 23:14:09,597 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:14:09,613 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,614 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,614 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,615 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,615 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,615 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,616 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (and (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:14:09,616 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,616 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,617 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,617 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,617 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (and (= |ULTIMATE.start_tan_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= |ULTIMATE.start_tan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:14:09,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:14:09 BoogieIcfgContainer [2023-11-06 23:14:09,618 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:14:09,619 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:14:09,619 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:14:09,620 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:14:09,620 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:12:09" (3/4) ... [2023-11-06 23:14:09,622 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:14:09,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2023-11-06 23:14:09,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2023-11-06 23:14:09,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2023-11-06 23:14:09,627 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2023-11-06 23:14:09,649 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2023-11-06 23:14:09,651 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-06 23:14:09,654 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 23:14:09,656 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:14:09,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == \result) [2023-11-06 23:14:09,897 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == \result) [2023-11-06 23:14:09,949 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:14:09,949 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:14:09,949 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:14:09,950 INFO L158 Benchmark]: Toolchain (without parser) took 162478.24ms. Allocated memory is still 109.1MB. Free memory was 84.5MB in the beginning and 39.2MB in the end (delta: 45.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,950 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:14:09,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1003.54ms. Allocated memory is still 109.1MB. Free memory was 84.5MB in the beginning and 82.7MB in the end (delta: 1.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,951 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.20ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 75.8MB in the end (delta: 6.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,952 INFO L158 Benchmark]: Boogie Preprocessor took 249.59ms. Allocated memory is still 109.1MB. Free memory was 75.8MB in the beginning and 68.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,952 INFO L158 Benchmark]: RCFGBuilder took 40747.45ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 50.1MB in the end (delta: 18.0MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,953 INFO L158 Benchmark]: TraceAbstraction took 119958.03ms. Allocated memory is still 109.1MB. Free memory was 49.3MB in the beginning and 65.7MB in the end (delta: -16.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,953 INFO L158 Benchmark]: Witness Printer took 330.42ms. Allocated memory is still 109.1MB. Free memory was 65.7MB in the beginning and 39.2MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 23:14:09,955 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1003.54ms. Allocated memory is still 109.1MB. Free memory was 84.5MB in the beginning and 82.7MB in the end (delta: 1.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.20ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 75.8MB in the end (delta: 6.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 249.59ms. Allocated memory is still 109.1MB. Free memory was 75.8MB in the beginning and 68.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 40747.45ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 50.1MB in the end (delta: 18.0MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * TraceAbstraction took 119958.03ms. Allocated memory is still 109.1MB. Free memory was 49.3MB in the beginning and 65.7MB in the end (delta: -16.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Witness Printer took 330.42ms. Allocated memory is still 109.1MB. Free memory was 65.7MB in the beginning and 39.2MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated * 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: 631]: 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, 239 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 119.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 111.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 40 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 111.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 314 mSDsluCounter, 1396 SdHoareTripleChecker+Invalid, 109.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 817 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 297 IncrementalHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 579 mSDtfsCounter, 297 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=239occurred in iteration=0, InterpolantAutomatonStates: 13, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 172 PreInvPairs, 176 NumberOfFragments, 126 HoareAnnotationTreeSize, 172 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 4 QuantifiedInterpolants, 165 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1141 ConjunctsInSsa, 22 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: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant [2023-11-06 23:14:09,968 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,969 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,969 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,969 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated Derived loop invariant: (1 == \result) - InvariantResult [Line: 600]: Loop Invariant [2023-11-06 23:14:09,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated Derived loop invariant: NULL - InvariantResult [Line: 596]: Loop Invariant [2023-11-06 23:14:09,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,970 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,971 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:14:09,971 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated Derived loop invariant: NULL - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-06 23:14:10,198 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-06 23:14:10,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_639bd9b9-b5be-465c-bdb9-777072670d4b/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE