./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.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_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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_4eb36208-4392-448a-b234-bbbb7387a4d0/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 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:09:00,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:09:00,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:09:00,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:09:00,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:09:00,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:09:00,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:09:00,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:09:00,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:09:00,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:09:00,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:09:00,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:09:00,374 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:09:00,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:09:00,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:09:00,376 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:09:00,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:09:00,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:09:00,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:09:00,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:09:00,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:09:00,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:09:00,380 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:09:00,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:09:00,381 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:09:00,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:09:00,382 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:09:00,382 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:09:00,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:09:00,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:09:00,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:09:00,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:09:00,385 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:09:00,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:09:00,386 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:09:00,386 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:09:00,386 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:09:00,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:09:00,387 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:09:00,388 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_4eb36208-4392-448a-b234-bbbb7387a4d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 [2023-11-06 23:09:00,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:09:00,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:09:00,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:09:00,746 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:09:00,746 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:09:00,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2023-11-06 23:09:03,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:09:04,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:09:04,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2023-11-06 23:09:04,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data/82c4bda27/83593907bda545879c473c61176c11e6/FLAGe3b0211cb [2023-11-06 23:09:04,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data/82c4bda27/83593907bda545879c473c61176c11e6 [2023-11-06 23:09:04,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:09:04,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:09:04,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:09:04,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:09:04,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:09:04,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:04,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b84fed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04, skipping insertion in model container [2023-11-06 23:09:04,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:04,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:09:04,681 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_4eb36208-4392-448a-b234-bbbb7387a4d0/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2023-11-06 23:09:04,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:09:04,723 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:09:04,896 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_4eb36208-4392-448a-b234-bbbb7387a4d0/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2023-11-06 23:09:04,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:09:04,960 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:09:04,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04 WrapperNode [2023-11-06 23:09:04,961 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:09:04,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:09:04,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:09:04,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:09:04,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,100 INFO L138 Inliner]: procedures = 26, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1089 [2023-11-06 23:09:05,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:09:05,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:09:05,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:09:05,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:09:05,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:09:05,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:09:05,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:09:05,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:09:05,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (1/1) ... [2023-11-06 23:09:05,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:09:05,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:09:05,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:09:05,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:09:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:09:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:09:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-06 23:09:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:09:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-11-06 23:09:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-11-06 23:09:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-06 23:09:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2023-11-06 23:09:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2023-11-06 23:09:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:09:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-06 23:09:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2023-11-06 23:09:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2023-11-06 23:09:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:09:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2023-11-06 23:09:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2023-11-06 23:09:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:09:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:09:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:09:05,593 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:09:05,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:09:06,806 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:09:06,815 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:09:06,815 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-06 23:09:06,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:06 BoogieIcfgContainer [2023-11-06 23:09:06,818 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:09:06,821 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:09:06,821 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:09:06,824 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:09:06,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:09:04" (1/3) ... [2023-11-06 23:09:06,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740aa452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:06, skipping insertion in model container [2023-11-06 23:09:06,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:04" (2/3) ... [2023-11-06 23:09:06,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740aa452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:06, skipping insertion in model container [2023-11-06 23:09:06,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:06" (3/3) ... [2023-11-06 23:09:06,827 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550b.c [2023-11-06 23:09:06,846 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:09:06,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:09:06,905 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:09:06,912 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;@20ccfd26, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:09:06,913 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:09:06,918 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 23:09:06,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-06 23:09:06,926 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:06,927 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:06,927 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:06,932 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:06,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1445845077, now seen corresponding path program 1 times [2023-11-06 23:09:06,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:06,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331002758] [2023-11-06 23:09:06,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:06,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:07,360 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 23:09:07,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:07,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331002758] [2023-11-06 23:09:07,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331002758] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:07,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:07,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:09:07,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516784789] [2023-11-06 23:09:07,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:07,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:09:07,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:07,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:09:07,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:09:07,402 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 23:09:07,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:07,494 INFO L93 Difference]: Finished difference Result 550 states and 919 transitions. [2023-11-06 23:09:07,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:09:07,496 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 23:09:07,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:07,516 INFO L225 Difference]: With dead ends: 550 [2023-11-06 23:09:07,516 INFO L226 Difference]: Without dead ends: 273 [2023-11-06 23:09:07,526 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 23:09:07,532 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 23:09:07,534 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 23:09:07,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2023-11-06 23:09:07,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2023-11-06 23:09:07,599 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 23:09:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 388 transitions. [2023-11-06 23:09:07,604 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 388 transitions. Word has length 10 [2023-11-06 23:09:07,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:07,605 INFO L495 AbstractCegarLoop]: Abstraction has 273 states and 388 transitions. [2023-11-06 23:09:07,605 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 23:09:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 388 transitions. [2023-11-06 23:09:07,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 23:09:07,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:07,606 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:07,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:09:07,607 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:07,608 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:07,608 INFO L85 PathProgramCache]: Analyzing trace with hash -597219851, now seen corresponding path program 1 times [2023-11-06 23:09:07,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:07,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297649317] [2023-11-06 23:09:07,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:07,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:09:07,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:09:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:09:07,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:09:07,994 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:09:07,996 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:09:07,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:09:08,002 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 23:09:08,006 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:09:08,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:09:08 BoogieIcfgContainer [2023-11-06 23:09:08,088 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:09:08,089 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:09:08,089 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:09:08,089 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:09:08,090 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:06" (3/4) ... [2023-11-06 23:09:08,092 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:09:08,093 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:09:08,094 INFO L158 Benchmark]: Toolchain (without parser) took 3852.66ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 133.0MB in the beginning and 145.3MB in the end (delta: -12.3MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-06 23:09:08,096 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:09:08,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 718.12ms. Allocated memory is still 169.9MB. Free memory was 132.0MB in the beginning and 122.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:09:08,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.64ms. Allocated memory is still 169.9MB. Free memory was 122.3MB in the beginning and 114.9MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:09:08,103 INFO L158 Benchmark]: Boogie Preprocessor took 184.96ms. Allocated memory is still 169.9MB. Free memory was 114.9MB in the beginning and 107.5MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 23:09:08,105 INFO L158 Benchmark]: RCFGBuilder took 1531.02ms. Allocated memory is still 169.9MB. Free memory was 107.5MB in the beginning and 109.2MB in the end (delta: -1.7MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2023-11-06 23:09:08,106 INFO L158 Benchmark]: TraceAbstraction took 1267.14ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 108.9MB in the beginning and 145.3MB in the end (delta: -36.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:09:08,106 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 205.5MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:09:08,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 718.12ms. Allocated memory is still 169.9MB. Free memory was 132.0MB in the beginning and 122.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.64ms. Allocated memory is still 169.9MB. Free memory was 122.3MB in the beginning and 114.9MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.96ms. Allocated memory is still 169.9MB. Free memory was 114.9MB in the beginning and 107.5MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1531.02ms. Allocated memory is still 169.9MB. Free memory was 107.5MB in the beginning and 109.2MB in the end (delta: -1.7MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1267.14ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 108.9MB in the beginning and 145.3MB in the end (delta: -36.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 205.5MB. Free memory is still 145.3MB. 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: 1.1s, 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, 0.3s 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 23:09:08,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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_4eb36208-4392-448a-b234-bbbb7387a4d0/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 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:09:10,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:09:10,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:09:10,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:09:10,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:09:10,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:09:10,899 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:09:10,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:09:10,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:09:10,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:09:10,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:09:10,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:09:10,907 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:09:10,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:09:10,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:09:10,910 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:09:10,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:09:10,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:09:10,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:09:10,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:09:10,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:09:10,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:09:10,914 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:09:10,914 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:09:10,914 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:09:10,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:09:10,915 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:09:10,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:09:10,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:09:10,916 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:09:10,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:09:10,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:09:10,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:09:10,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:09:10,919 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:09:10,919 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:09:10,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:09:10,919 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:09:10,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:09:10,920 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:09:10,921 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:09:10,921 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:09:10,921 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_4eb36208-4392-448a-b234-bbbb7387a4d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b8c4e82653e996d3b6c79d2db05a0118f18a520369a0f7d2fb090d4048ab9c4 [2023-11-06 23:09:11,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:09:11,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:09:11,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:09:11,338 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:09:11,338 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:09:11,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2023-11-06 23:09:14,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:09:14,772 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:09:14,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2023-11-06 23:09:14,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data/dc94e6c17/9d769aba9949456aa232b6799048e53a/FLAGefc5b3e24 [2023-11-06 23:09:14,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/data/dc94e6c17/9d769aba9949456aa232b6799048e53a [2023-11-06 23:09:14,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:09:14,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:09:14,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:09:14,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:09:14,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:09:14,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:09:14" (1/1) ... [2023-11-06 23:09:14,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b08d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:14, skipping insertion in model container [2023-11-06 23:09:14,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:09:14" (1/1) ... [2023-11-06 23:09:14,890 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:09:15,260 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_4eb36208-4392-448a-b234-bbbb7387a4d0/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2023-11-06 23:09:15,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:09:15,312 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:09:15,489 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_4eb36208-4392-448a-b234-bbbb7387a4d0/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c[15673,15686] [2023-11-06 23:09:15,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:09:15,585 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:09:15,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15 WrapperNode [2023-11-06 23:09:15,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:09:15,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:09:15,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:09:15,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:09:15,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,717 INFO L138 Inliner]: procedures = 30, calls = 519, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1042 [2023-11-06 23:09:15,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:09:15,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:09:15,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:09:15,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:09:15,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:09:15,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:09:15,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:09:15,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:09:15,905 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (1/1) ... [2023-11-06 23:09:15,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:09:15,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:09:15,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:09:15,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:09:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:09:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:09:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 23:09:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:09:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-06 23:09:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-11-06 23:09:15,992 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-11-06 23:09:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 23:09:15,993 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2023-11-06 23:09:15,994 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2023-11-06 23:09:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-06 23:09:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2023-11-06 23:09:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2023-11-06 23:09:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-06 23:09:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2023-11-06 23:09:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2023-11-06 23:09:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:09:15,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:09:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 23:09:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:09:16,163 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:09:16,165 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:09:50,788 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:09:50,798 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:09:50,798 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-06 23:09:50,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:50 BoogieIcfgContainer [2023-11-06 23:09:50,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:09:50,803 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:09:50,804 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:09:50,807 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:09:50,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:09:14" (1/3) ... [2023-11-06 23:09:50,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecc110d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:50, skipping insertion in model container [2023-11-06 23:09:50,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:15" (2/3) ... [2023-11-06 23:09:50,809 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ecc110d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:50, skipping insertion in model container [2023-11-06 23:09:50,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:50" (3/3) ... [2023-11-06 23:09:50,810 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0550b.c [2023-11-06 23:09:50,829 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:09:50,830 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:09:50,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:09:50,904 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;@4e5694c5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:09:50,904 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:09:50,909 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 23:09:50,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-06 23:09:50,918 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:50,919 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:50,919 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:50,926 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:50,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1364301963, now seen corresponding path program 1 times [2023-11-06 23:09:50,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:09:50,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002422744] [2023-11-06 23:09:50,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:50,941 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 23:09:50,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:09:50,946 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:09:50,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:09:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:52,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:09:52,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:52,509 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 23:09:52,509 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:09:52,510 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:09:52,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002422744] [2023-11-06 23:09:52,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002422744] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:52,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:52,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:09:52,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868947093] [2023-11-06 23:09:52,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:52,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:09:52,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:09:52,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:09:52,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:09:52,566 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 23:09:52,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:52,681 INFO L93 Difference]: Finished difference Result 476 states and 791 transitions. [2023-11-06 23:09:52,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:09:52,686 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 23:09:52,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:52,704 INFO L225 Difference]: With dead ends: 476 [2023-11-06 23:09:52,704 INFO L226 Difference]: Without dead ends: 236 [2023-11-06 23:09:52,710 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 23:09:52,714 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 23:09:52,716 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 23:09:52,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-06 23:09:52,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2023-11-06 23:09:52,770 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 23:09:52,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 324 transitions. [2023-11-06 23:09:52,776 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 324 transitions. Word has length 10 [2023-11-06 23:09:52,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:52,777 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 324 transitions. [2023-11-06 23:09:52,777 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 23:09:52,778 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 324 transitions. [2023-11-06 23:09:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 23:09:52,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:52,779 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:52,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:09:53,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:09:53,003 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:53,004 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:53,004 INFO L85 PathProgramCache]: Analyzing trace with hash 681715314, now seen corresponding path program 1 times [2023-11-06 23:09:53,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:09:53,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1729896748] [2023-11-06 23:09:53,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:53,006 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 23:09:53,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:09:53,007 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:09:53,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:09:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:54,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:09:54,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:55,169 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 23:09:55,170 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:09:55,170 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:09:55,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1729896748] [2023-11-06 23:09:55,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1729896748] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:55,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:55,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:09:55,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6712540] [2023-11-06 23:09:55,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:55,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 23:09:55,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:09:55,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 23:09:55,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:09:55,174 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 23:09:58,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:00,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:02,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:05,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:07,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:09,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:12,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:14,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:18,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:20,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:22,202 WARN L539 Checker$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 23:10:24,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:26,211 WARN L539 Checker$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 23:10:28,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:30,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:32,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:35,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:37,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:39,338 WARN L539 Checker$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 23:10:41,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:42,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:44,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:46,899 WARN L539 Checker$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 23:10:48,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:50,914 WARN L539 Checker$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 23:10:52,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:55,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:57,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:10:59,425 WARN L539 Checker$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 23:11:01,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:03,431 WARN L539 Checker$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 23:11:05,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:07,576 WARN L539 Checker$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 23:11:09,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:11,594 WARN L539 Checker$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 23:11:13,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:15,751 WARN L539 Checker$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 23:11:17,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:19,756 WARN L539 Checker$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 23:11:23,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:25,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:28,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:30,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:32,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:34,406 WARN L539 Checker$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 23:11:36,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:38,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:41,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:41,457 INFO L93 Difference]: Finished difference Result 241 states and 328 transitions. [2023-11-06 23:11:41,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 23:11:41,465 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 23:11:41,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:41,467 INFO L225 Difference]: With dead ends: 241 [2023-11-06 23:11:41,467 INFO L226 Difference]: Without dead ends: 236 [2023-11-06 23:11:41,468 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 23:11:41,469 INFO L413 NwaCegarLoop]: 249 mSDtfsCounter, 309 mSDsluCounter, 815 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 7 mSolverCounterUnsat, 37 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 104.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 37 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 105.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:41,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 1064 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 296 Invalid, 37 Unknown, 0 Unchecked, 105.9s Time] [2023-11-06 23:11:41,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2023-11-06 23:11:41,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2023-11-06 23:11:41,488 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 23:11:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 323 transitions. [2023-11-06 23:11:41,492 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 323 transitions. Word has length 11 [2023-11-06 23:11:41,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:41,492 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 323 transitions. [2023-11-06 23:11:41,493 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 23:11:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 323 transitions. [2023-11-06 23:11:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-06 23:11:41,494 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:41,495 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 23:11:41,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:11:41,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:11:41,711 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:41,712 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:41,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1946557977, now seen corresponding path program 1 times [2023-11-06 23:11:41,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:11:41,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1663647907] [2023-11-06 23:11:41,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:41,713 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 23:11:41,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:11:41,714 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:11:41,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:11:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:43,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 23:11:43,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:43,421 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 23:11:43,449 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 35 treesize of output 19 [2023-11-06 23:11:43,822 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 23:11:43,822 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:11:43,823 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:11:43,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1663647907] [2023-11-06 23:11:43,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1663647907] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:43,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:43,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:11:43,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63570727] [2023-11-06 23:11:43,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:43,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:11:43,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:11:43,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:11:43,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:11:43,825 INFO L87 Difference]: Start difference. First operand 236 states and 323 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 23:11:44,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:44,190 INFO L93 Difference]: Finished difference Result 236 states and 323 transitions. [2023-11-06 23:11:44,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:11:44,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 23:11:44,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:44,192 INFO L225 Difference]: With dead ends: 236 [2023-11-06 23:11:44,192 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:11:44,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:11:44,194 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 5 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:44,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 7 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:11:44,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:11:44,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:11:44,195 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 23:11:44,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:11:44,196 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2023-11-06 23:11:44,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:44,196 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:11:44,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 23:11:44,196 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:11:44,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:11:44,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:11:44,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:11:44,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/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 23:11:44,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:11:45,290 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 74 92) no Hoare annotation was computed. [2023-11-06 23:11:45,290 INFO L899 garLoopResultBuilder]: For program point L81(lines 81 85) no Hoare annotation was computed. [2023-11-06 23:11:45,290 INFO L902 garLoopResultBuilder]: At program point L81-1(lines 81 85) the Hoare annotation is: true [2023-11-06 23:11:45,291 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 74 92) the Hoare annotation is: true [2023-11-06 23:11:45,291 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2023-11-06 23:11:45,291 INFO L902 garLoopResultBuilder]: At program point L86-1(lines 86 90) the Hoare annotation is: true [2023-11-06 23:11:45,291 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2023-11-06 23:11:45,291 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2023-11-06 23:11:45,291 INFO L902 garLoopResultBuilder]: At program point L76-2(lines 76 80) the Hoare annotation is: true [2023-11-06 23:11:45,291 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 74 92) no Hoare annotation was computed. [2023-11-06 23:11:45,292 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 530) no Hoare annotation was computed. [2023-11-06 23:11:45,292 INFO L899 garLoopResultBuilder]: For program point __kernel_tanfFINAL(lines 516 594) no Hoare annotation was computed. [2023-11-06 23:11:45,292 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 523) no Hoare annotation was computed. [2023-11-06 23:11:45,292 INFO L902 garLoopResultBuilder]: At program point L519-2(lines 519 523) the Hoare annotation is: true [2023-11-06 23:11:45,292 INFO L899 garLoopResultBuilder]: For program point L519-3(lines 519 523) no Hoare annotation was computed. [2023-11-06 23:11:45,292 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 585) no Hoare annotation was computed. [2023-11-06 23:11:45,292 INFO L902 garLoopResultBuilder]: At program point L581-2(lines 581 585) the Hoare annotation is: true [2023-11-06 23:11:45,292 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2023-11-06 23:11:45,293 INFO L902 garLoopResultBuilder]: At program point L569-2(lines 569 573) the Hoare annotation is: true [2023-11-06 23:11:45,293 INFO L902 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: true [2023-11-06 23:11:45,293 INFO L899 garLoopResultBuilder]: For program point __kernel_tanfEXIT(lines 516 594) no Hoare annotation was computed. [2023-11-06 23:11:45,293 INFO L899 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2023-11-06 23:11:45,293 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2023-11-06 23:11:45,293 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 590) no Hoare annotation was computed. [2023-11-06 23:11:45,293 INFO L902 garLoopResultBuilder]: At program point L586-1(lines 586 590) the Hoare annotation is: true [2023-11-06 23:11:45,293 INFO L899 garLoopResultBuilder]: For program point L586-2(lines 586 590) no Hoare annotation was computed. [2023-11-06 23:11:45,293 INFO L899 garLoopResultBuilder]: For program point L574(lines 574 578) no Hoare annotation was computed. [2023-11-06 23:11:45,294 INFO L902 garLoopResultBuilder]: At program point L574-1(lines 574 578) the Hoare annotation is: true [2023-11-06 23:11:45,294 INFO L899 garLoopResultBuilder]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2023-11-06 23:11:45,294 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 533 542) no Hoare annotation was computed. [2023-11-06 23:11:45,294 INFO L899 garLoopResultBuilder]: For program point L562(lines 562 593) no Hoare annotation was computed. [2023-11-06 23:11:45,294 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 532) no Hoare annotation was computed. [2023-11-06 23:11:45,294 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 516 594) no Hoare annotation was computed. [2023-11-06 23:11:45,294 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 516 594) the Hoare annotation is: true [2023-11-06 23:11:45,294 INFO L899 garLoopResultBuilder]: For program point L534(lines 534 537) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point L534-2(lines 534 537) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 531) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point fabs_floatFINAL(lines 149 162) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 160) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L902 garLoopResultBuilder]: At program point L156-1(lines 156 160) the Hoare annotation is: true [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point fabs_floatEXIT(lines 149 162) no Hoare annotation was computed. [2023-11-06 23:11:45,295 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2023-11-06 23:11:45,296 INFO L902 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: true [2023-11-06 23:11:45,296 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 149 162) the Hoare annotation is: true [2023-11-06 23:11:45,296 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 633) no Hoare annotation was computed. [2023-11-06 23:11:45,296 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2023-11-06 23:11:45,296 INFO L899 garLoopResultBuilder]: For program point L300-2(lines 300 301) no Hoare annotation was computed. [2023-11-06 23:11:45,296 INFO L895 garLoopResultBuilder]: At program point L300-3(lines 300 301) the Hoare annotation is: false [2023-11-06 23:11:45,296 INFO L899 garLoopResultBuilder]: For program point L300-4(lines 300 301) no Hoare annotation was computed. [2023-11-06 23:11:45,296 INFO L899 garLoopResultBuilder]: For program point L631(line 631) no Hoare annotation was computed. [2023-11-06 23:11:45,297 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 404) no Hoare annotation was computed. [2023-11-06 23:11:45,297 INFO L899 garLoopResultBuilder]: For program point L334-2(lines 334 335) no Hoare annotation was computed. [2023-11-06 23:11:45,297 INFO L895 garLoopResultBuilder]: At program point L334-3(lines 334 335) the Hoare annotation is: false [2023-11-06 23:11:45,297 INFO L895 garLoopResultBuilder]: At program point L202(lines 177 347) the Hoare annotation is: false [2023-11-06 23:11:45,297 INFO L899 garLoopResultBuilder]: For program point L334-4(lines 305 345) no Hoare annotation was computed. [2023-11-06 23:11:45,297 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 38) no Hoare annotation was computed. [2023-11-06 23:11:45,297 INFO L899 garLoopResultBuilder]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2023-11-06 23:11:45,297 INFO L895 garLoopResultBuilder]: At program point L600-2(lines 600 604) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_tan_float_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:11:45,298 INFO L899 garLoopResultBuilder]: For program point L600-3(lines 600 604) no Hoare annotation was computed. [2023-11-06 23:11:45,298 INFO L899 garLoopResultBuilder]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2023-11-06 23:11:45,298 INFO L895 garLoopResultBuilder]: At program point L204-3(lines 204 208) the Hoare annotation is: false [2023-11-06 23:11:45,298 INFO L895 garLoopResultBuilder]: At program point L204-4(lines 204 208) the Hoare annotation is: false [2023-11-06 23:11:45,298 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 43) no Hoare annotation was computed. [2023-11-06 23:11:45,298 INFO L899 garLoopResultBuilder]: For program point L436(line 436) no Hoare annotation was computed. [2023-11-06 23:11:45,298 INFO L899 garLoopResultBuilder]: For program point L436-2(lines 436 468) no Hoare annotation was computed. [2023-11-06 23:11:45,299 INFO L899 garLoopResultBuilder]: For program point L436-4(lines 436 468) no Hoare annotation was computed. [2023-11-06 23:11:45,299 INFO L899 garLoopResultBuilder]: For program point L238-1(lines 225 253) no Hoare annotation was computed. [2023-11-06 23:11:45,299 INFO L899 garLoopResultBuilder]: For program point L40(lines 40 41) no Hoare annotation was computed. [2023-11-06 23:11:45,299 INFO L899 garLoopResultBuilder]: For program point L40-2(lines 40 41) no Hoare annotation was computed. [2023-11-06 23:11:45,299 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 475) no Hoare annotation was computed. [2023-11-06 23:11:45,299 INFO L895 garLoopResultBuilder]: At program point L305(lines 305 345) the Hoare annotation is: false [2023-11-06 23:11:45,299 INFO L895 garLoopResultBuilder]: At program point L239(lines 239 246) the Hoare annotation is: false [2023-11-06 23:11:45,299 INFO L899 garLoopResultBuilder]: For program point L405(lines 405 429) no Hoare annotation was computed. [2023-11-06 23:11:45,300 INFO L899 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2023-11-06 23:11:45,300 INFO L899 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2023-11-06 23:11:45,300 INFO L895 garLoopResultBuilder]: At program point __kernel_rem_pio2f_returnLabel#1(lines 176 347) the Hoare annotation is: false [2023-11-06 23:11:45,300 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 428) no Hoare annotation was computed. [2023-11-06 23:11:45,300 INFO L899 garLoopResultBuilder]: For program point L308-2(lines 308 309) no Hoare annotation was computed. [2023-11-06 23:11:45,300 INFO L895 garLoopResultBuilder]: At program point L308-3(lines 308 309) the Hoare annotation is: false [2023-11-06 23:11:45,300 INFO L899 garLoopResultBuilder]: For program point L308-4(lines 308 309) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 619 636) the Hoare annotation is: true [2023-11-06 23:11:45,301 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 415) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L899 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L899 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 616) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 442 446) no Hoare annotation was computed. [2023-11-06 23:11:45,301 INFO L895 garLoopResultBuilder]: At program point L442-2(lines 442 446) the Hoare annotation is: false [2023-11-06 23:11:45,302 INFO L899 garLoopResultBuilder]: For program point L442-3(lines 442 446) no Hoare annotation was computed. [2023-11-06 23:11:45,302 INFO L899 garLoopResultBuilder]: For program point L277-1(lines 277 280) no Hoare annotation was computed. [2023-11-06 23:11:45,302 INFO L895 garLoopResultBuilder]: At program point L277-3(lines 277 280) the Hoare annotation is: false [2023-11-06 23:11:45,302 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 49) no Hoare annotation was computed. [2023-11-06 23:11:45,302 INFO L895 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: false [2023-11-06 23:11:45,302 INFO L899 garLoopResultBuilder]: For program point L608-1(line 608) no Hoare annotation was computed. [2023-11-06 23:11:45,302 INFO L899 garLoopResultBuilder]: For program point L312(line 312) no Hoare annotation was computed. [2023-11-06 23:11:45,302 INFO L899 garLoopResultBuilder]: For program point L312-2(line 312) no Hoare annotation was computed. [2023-11-06 23:11:45,307 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 616) no Hoare annotation was computed. [2023-11-06 23:11:45,307 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 (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_tan_float_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:11:45,307 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2023-11-06 23:11:45,308 INFO L899 garLoopResultBuilder]: For program point L313(line 313) no Hoare annotation was computed. [2023-11-06 23:11:45,308 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 (fp.neg ((_ 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 23:11:45,308 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 223) no Hoare annotation was computed. [2023-11-06 23:11:45,308 INFO L895 garLoopResultBuilder]: At program point L282(line 282) the Hoare annotation is: false [2023-11-06 23:11:45,308 INFO L899 garLoopResultBuilder]: For program point L282-1(line 282) no Hoare annotation was computed. [2023-11-06 23:11:45,308 INFO L899 garLoopResultBuilder]: For program point L315-2(lines 315 316) no Hoare annotation was computed. [2023-11-06 23:11:45,309 INFO L895 garLoopResultBuilder]: At program point L315-3(lines 315 316) the Hoare annotation is: false [2023-11-06 23:11:45,309 INFO L899 garLoopResultBuilder]: For program point L315-4(lines 315 316) no Hoare annotation was computed. [2023-11-06 23:11:45,309 INFO L899 garLoopResultBuilder]: For program point L51(lines 51 55) no Hoare annotation was computed. [2023-11-06 23:11:45,309 INFO L895 garLoopResultBuilder]: At program point L51-1(lines 51 55) the Hoare annotation is: false [2023-11-06 23:11:45,309 INFO L899 garLoopResultBuilder]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2023-11-06 23:11:45,310 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 467) no Hoare annotation was computed. [2023-11-06 23:11:45,310 INFO L899 garLoopResultBuilder]: For program point L448-1(lines 448 467) no Hoare annotation was computed. [2023-11-06 23:11:45,310 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 290) no Hoare annotation was computed. [2023-11-06 23:11:45,310 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 251) no Hoare annotation was computed. [2023-11-06 23:11:45,310 INFO L895 garLoopResultBuilder]: At program point L283-2(lines 274 291) the Hoare annotation is: false [2023-11-06 23:11:45,310 INFO L899 garLoopResultBuilder]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2023-11-06 23:11:45,311 INFO L895 garLoopResultBuilder]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2023-11-06 23:11:45,311 INFO L899 garLoopResultBuilder]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2023-11-06 23:11:45,311 INFO L895 garLoopResultBuilder]: At program point L251(line 251) the Hoare annotation is: false [2023-11-06 23:11:45,311 INFO L899 garLoopResultBuilder]: For program point L251-1(line 251) no Hoare annotation was computed. [2023-11-06 23:11:45,311 INFO L895 garLoopResultBuilder]: At program point floor_float_returnLabel#1(lines 16 57) the Hoare annotation is: false [2023-11-06 23:11:45,312 INFO L895 garLoopResultBuilder]: At program point L615(line 615) the Hoare annotation is: false [2023-11-06 23:11:45,312 INFO L899 garLoopResultBuilder]: For program point L615-1(line 615) no Hoare annotation was computed. [2023-11-06 23:11:45,312 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2023-11-06 23:11:45,312 INFO L899 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2023-11-06 23:11:45,312 INFO L899 garLoopResultBuilder]: For program point L484-1(lines 484 488) no Hoare annotation was computed. [2023-11-06 23:11:45,312 INFO L895 garLoopResultBuilder]: At program point L484-2(lines 484 488) the Hoare annotation is: false [2023-11-06 23:11:45,313 INFO L899 garLoopResultBuilder]: For program point L484-3(lines 484 488) no Hoare annotation was computed. [2023-11-06 23:11:45,313 INFO L899 garLoopResultBuilder]: For program point L319-2(lines 319 320) no Hoare annotation was computed. [2023-11-06 23:11:45,313 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 223) no Hoare annotation was computed. [2023-11-06 23:11:45,313 INFO L895 garLoopResultBuilder]: At program point L319-3(lines 319 320) the Hoare annotation is: false [2023-11-06 23:11:45,313 INFO L899 garLoopResultBuilder]: For program point L319-4(lines 319 320) no Hoare annotation was computed. [2023-11-06 23:11:45,313 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2023-11-06 23:11:45,314 INFO L899 garLoopResultBuilder]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2023-11-06 23:11:45,314 INFO L899 garLoopResultBuilder]: For program point L222(lines 222 223) no Hoare annotation was computed. [2023-11-06 23:11:45,314 INFO L899 garLoopResultBuilder]: For program point L255-1(lines 177 347) no Hoare annotation was computed. [2023-11-06 23:11:45,314 INFO L899 garLoopResultBuilder]: For program point L222-2(lines 177 347) no Hoare annotation was computed. [2023-11-06 23:11:45,314 INFO L899 garLoopResultBuilder]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2023-11-06 23:11:45,314 INFO L895 garLoopResultBuilder]: At program point L454-2(lines 454 458) the Hoare annotation is: false [2023-11-06 23:11:45,315 INFO L899 garLoopResultBuilder]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2023-11-06 23:11:45,315 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:11:45,315 INFO L899 garLoopResultBuilder]: For program point L323(line 323) no Hoare annotation was computed. [2023-11-06 23:11:45,315 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 258) no Hoare annotation was computed. [2023-11-06 23:11:45,315 INFO L895 garLoopResultBuilder]: At program point L257-3(lines 257 258) the Hoare annotation is: false [2023-11-06 23:11:45,316 INFO L899 garLoopResultBuilder]: For program point L257-4(lines 255 272) no Hoare annotation was computed. [2023-11-06 23:11:45,316 INFO L899 garLoopResultBuilder]: For program point L26(lines 26 50) no Hoare annotation was computed. [2023-11-06 23:11:45,316 INFO L899 garLoopResultBuilder]: For program point L489-2(lines 489 492) no Hoare annotation was computed. [2023-11-06 23:11:45,316 INFO L895 garLoopResultBuilder]: At program point L489-3(lines 489 492) the Hoare annotation is: false [2023-11-06 23:11:45,316 INFO L899 garLoopResultBuilder]: For program point L489-4(lines 489 492) no Hoare annotation was computed. [2023-11-06 23:11:45,316 INFO L899 garLoopResultBuilder]: For program point L324-2(lines 324 328) no Hoare annotation was computed. [2023-11-06 23:11:45,317 INFO L899 garLoopResultBuilder]: For program point L225(lines 177 347) no Hoare annotation was computed. [2023-11-06 23:11:45,317 INFO L895 garLoopResultBuilder]: At program point L324-3(lines 324 328) the Hoare annotation is: false [2023-11-06 23:11:45,317 INFO L899 garLoopResultBuilder]: For program point L324-4(lines 324 328) no Hoare annotation was computed. [2023-11-06 23:11:45,317 INFO L899 garLoopResultBuilder]: For program point L192-2(lines 192 193) no Hoare annotation was computed. [2023-11-06 23:11:45,317 INFO L895 garLoopResultBuilder]: At program point L192-3(lines 192 193) the Hoare annotation is: false [2023-11-06 23:11:45,317 INFO L899 garLoopResultBuilder]: For program point L192-4(lines 192 193) no Hoare annotation was computed. [2023-11-06 23:11:45,318 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 44) no Hoare annotation was computed. [2023-11-06 23:11:45,318 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-11-06 23:11:45,318 INFO L895 garLoopResultBuilder]: At program point __ieee754_rem_pio2f_returnLabel#1(lines 388 504) the Hoare annotation is: false [2023-11-06 23:11:45,318 INFO L899 garLoopResultBuilder]: For program point L193-2(line 193) no Hoare annotation was computed. [2023-11-06 23:11:45,318 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:11:45,318 INFO L899 garLoopResultBuilder]: For program point L28(lines 28 34) no Hoare annotation was computed. [2023-11-06 23:11:45,319 INFO L899 garLoopResultBuilder]: For program point L293(line 293) no Hoare annotation was computed. [2023-11-06 23:11:45,319 INFO L899 garLoopResultBuilder]: For program point L260-1(lines 260 261) no Hoare annotation was computed. [2023-11-06 23:11:45,319 INFO L899 garLoopResultBuilder]: For program point L260-3(lines 260 261) no Hoare annotation was computed. [2023-11-06 23:11:45,319 INFO L895 garLoopResultBuilder]: At program point L260-4(lines 260 261) the Hoare annotation is: false [2023-11-06 23:11:45,319 INFO L899 garLoopResultBuilder]: For program point L260-5(lines 260 261) no Hoare annotation was computed. [2023-11-06 23:11:45,320 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 33) no Hoare annotation was computed. [2023-11-06 23:11:45,320 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:11:45,320 INFO L899 garLoopResultBuilder]: For program point L294-2(lines 294 297) no Hoare annotation was computed. [2023-11-06 23:11:45,320 INFO L895 garLoopResultBuilder]: At program point L294-3(lines 294 297) the Hoare annotation is: false [2023-11-06 23:11:45,320 INFO L899 garLoopResultBuilder]: For program point L228-2(lines 228 237) no Hoare annotation was computed. [2023-11-06 23:11:45,320 INFO L899 garLoopResultBuilder]: For program point L294-4(lines 294 297) no Hoare annotation was computed. [2023-11-06 23:11:45,321 INFO L899 garLoopResultBuilder]: For program point L195-2(lines 195 199) no Hoare annotation was computed. [2023-11-06 23:11:45,321 INFO L895 garLoopResultBuilder]: At program point L228-3(lines 228 237) the Hoare annotation is: false [2023-11-06 23:11:45,321 INFO L895 garLoopResultBuilder]: At program point L195-3(lines 195 199) the Hoare annotation is: false [2023-11-06 23:11:45,321 INFO L899 garLoopResultBuilder]: For program point L228-4(lines 225 253) no Hoare annotation was computed. [2023-11-06 23:11:45,321 INFO L899 garLoopResultBuilder]: For program point L195-4(lines 195 199) no Hoare annotation was computed. [2023-11-06 23:11:45,321 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 466) no Hoare annotation was computed. [2023-11-06 23:11:45,322 INFO L899 garLoopResultBuilder]: For program point L394-1(lines 394 398) no Hoare annotation was computed. [2023-11-06 23:11:45,322 INFO L895 garLoopResultBuilder]: At program point L394-2(lines 394 398) the Hoare annotation is: false [2023-11-06 23:11:45,322 INFO L899 garLoopResultBuilder]: For program point L394-3(lines 394 398) no Hoare annotation was computed. [2023-11-06 23:11:45,322 INFO L899 garLoopResultBuilder]: For program point L196-2(lines 196 197) no Hoare annotation was computed. [2023-11-06 23:11:45,322 INFO L895 garLoopResultBuilder]: At program point L196-3(lines 196 197) the Hoare annotation is: false [2023-11-06 23:11:45,322 INFO L899 garLoopResultBuilder]: For program point L196-4(lines 196 197) no Hoare annotation was computed. [2023-11-06 23:11:45,323 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-11-06 23:11:45,323 INFO L899 garLoopResultBuilder]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2023-11-06 23:11:45,323 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 236) no Hoare annotation was computed. [2023-11-06 23:11:45,323 INFO L895 garLoopResultBuilder]: At program point L329-3(lines 329 333) the Hoare annotation is: false [2023-11-06 23:11:45,323 INFO L899 garLoopResultBuilder]: For program point L263-2(lines 263 268) no Hoare annotation was computed. [2023-11-06 23:11:45,323 INFO L899 garLoopResultBuilder]: For program point L329-4(lines 329 333) no Hoare annotation was computed. [2023-11-06 23:11:45,324 INFO L895 garLoopResultBuilder]: At program point L263-3(lines 263 268) the Hoare annotation is: false [2023-11-06 23:11:45,324 INFO L899 garLoopResultBuilder]: For program point L263-4(lines 263 268) no Hoare annotation was computed. [2023-11-06 23:11:45,324 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:11:45,324 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 631) no Hoare annotation was computed. [2023-11-06 23:11:45,324 INFO L899 garLoopResultBuilder]: For program point L495-1(lines 495 496) no Hoare annotation was computed. [2023-11-06 23:11:45,325 INFO L895 garLoopResultBuilder]: At program point L495-3(lines 495 496) the Hoare annotation is: false [2023-11-06 23:11:45,325 INFO L899 garLoopResultBuilder]: For program point L495-4(lines 495 496) no Hoare annotation was computed. [2023-11-06 23:11:45,325 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 234) no Hoare annotation was computed. [2023-11-06 23:11:45,325 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 476) no Hoare annotation was computed. [2023-11-06 23:11:45,325 INFO L899 garLoopResultBuilder]: For program point L265-2(lines 265 266) no Hoare annotation was computed. [2023-11-06 23:11:45,325 INFO L895 garLoopResultBuilder]: At program point L265-3(lines 265 266) the Hoare annotation is: false [2023-11-06 23:11:45,326 INFO L899 garLoopResultBuilder]: For program point L265-4(lines 265 266) no Hoare annotation was computed. [2023-11-06 23:11:45,326 INFO L895 garLoopResultBuilder]: At program point L431(line 431) the Hoare annotation is: false [2023-11-06 23:11:45,326 INFO L899 garLoopResultBuilder]: For program point L431-1(line 431) no Hoare annotation was computed. [2023-11-06 23:11:45,326 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 299 303) no Hoare annotation was computed. [2023-11-06 23:11:45,326 INFO L895 garLoopResultBuilder]: At program point L299-3(lines 299 303) the Hoare annotation is: false [2023-11-06 23:11:45,326 INFO L899 garLoopResultBuilder]: For program point L299-4(lines 299 303) no Hoare annotation was computed. [2023-11-06 23:11:45,327 INFO L902 garLoopResultBuilder]: At program point L126(line 126) the Hoare annotation is: true [2023-11-06 23:11:45,327 INFO L899 garLoopResultBuilder]: For program point L126-1(line 126) no Hoare annotation was computed. [2023-11-06 23:11:45,327 INFO L902 garLoopResultBuilder]: At program point L139(line 139) the Hoare annotation is: true [2023-11-06 23:11:45,327 INFO L899 garLoopResultBuilder]: For program point L139-1(line 139) no Hoare annotation was computed. [2023-11-06 23:11:45,327 INFO L899 garLoopResultBuilder]: For program point L135(lines 135 140) no Hoare annotation was computed. [2023-11-06 23:11:45,327 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 102 106) no Hoare annotation was computed. [2023-11-06 23:11:45,328 INFO L902 garLoopResultBuilder]: At program point L102-2(lines 102 106) the Hoare annotation is: true [2023-11-06 23:11:45,328 INFO L899 garLoopResultBuilder]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2023-11-06 23:11:45,328 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 134) no Hoare annotation was computed. [2023-11-06 23:11:45,328 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 115 119) no Hoare annotation was computed. [2023-11-06 23:11:45,328 INFO L902 garLoopResultBuilder]: At program point L115-2(lines 115 119) the Hoare annotation is: true [2023-11-06 23:11:45,328 INFO L899 garLoopResultBuilder]: For program point L115-3(lines 115 119) no Hoare annotation was computed. [2023-11-06 23:11:45,329 INFO L899 garLoopResultBuilder]: For program point L111(lines 111 112) no Hoare annotation was computed. [2023-11-06 23:11:45,329 INFO L899 garLoopResultBuilder]: For program point scalbn_floatFINAL(lines 98 148) no Hoare annotation was computed. [2023-11-06 23:11:45,329 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2023-11-06 23:11:45,329 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2023-11-06 23:11:45,329 INFO L902 garLoopResultBuilder]: At program point L128-2(lines 128 132) the Hoare annotation is: true [2023-11-06 23:11:45,329 INFO L899 garLoopResultBuilder]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2023-11-06 23:11:45,330 INFO L899 garLoopResultBuilder]: For program point scalbn_floatEXIT(lines 98 148) no Hoare annotation was computed. [2023-11-06 23:11:45,330 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 98 148) the Hoare annotation is: true [2023-11-06 23:11:45,330 INFO L902 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: true [2023-11-06 23:11:45,330 INFO L899 garLoopResultBuilder]: For program point L137-1(line 137) no Hoare annotation was computed. [2023-11-06 23:11:45,330 INFO L899 garLoopResultBuilder]: For program point L125(lines 125 126) no Hoare annotation was computed. [2023-11-06 23:11:45,330 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 122) no Hoare annotation was computed. [2023-11-06 23:11:45,331 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 123) no Hoare annotation was computed. [2023-11-06 23:11:45,331 INFO L899 garLoopResultBuilder]: For program point L113-2(lines 113 123) no Hoare annotation was computed. [2023-11-06 23:11:45,331 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 110) no Hoare annotation was computed. [2023-11-06 23:11:45,331 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 142 146) no Hoare annotation was computed. [2023-11-06 23:11:45,331 INFO L902 garLoopResultBuilder]: At program point L142-2(lines 142 146) the Hoare annotation is: true [2023-11-06 23:11:45,331 INFO L899 garLoopResultBuilder]: For program point L142-3(lines 142 146) no Hoare annotation was computed. [2023-11-06 23:11:45,335 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 23:11:45,337 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:11:45,350 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,351 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,352 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,352 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,352 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,353 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,353 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_tan_float_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:11:45,353 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,354 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,354 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,354 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,354 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (and (= |ULTIMATE.start_tan_float_#res#1| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_tan_float_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2023-11-06 23:11:45,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:11:45 BoogieIcfgContainer [2023-11-06 23:11:45,356 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:11:45,356 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:11:45,356 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:11:45,357 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:11:45,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:50" (3/4) ... [2023-11-06 23:11:45,359 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:11:45,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2023-11-06 23:11:45,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2023-11-06 23:11:45,364 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2023-11-06 23:11:45,364 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2023-11-06 23:11:45,385 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2023-11-06 23:11:45,387 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-06 23:11:45,390 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 23:11:45,392 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:11:45,449 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == \result) [2023-11-06 23:11:45,709 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == \result) [2023-11-06 23:11:45,793 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:11:45,793 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:11:45,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:11:45,794 INFO L158 Benchmark]: Toolchain (without parser) took 150982.66ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 61.3MB in the beginning and 61.2MB in the end (delta: 84.6kB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,794 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 62.3MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:45,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 777.96ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 59.0MB in the end (delta: 2.3MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.60ms. Allocated memory is still 86.0MB. Free memory was 59.0MB in the beginning and 52.3MB in the end (delta: 6.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,796 INFO L158 Benchmark]: Boogie Preprocessor took 184.51ms. Allocated memory is still 86.0MB. Free memory was 52.3MB in the beginning and 43.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,796 INFO L158 Benchmark]: RCFGBuilder took 34898.02ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 43.9MB in the beginning and 77.1MB in the end (delta: -33.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,796 INFO L158 Benchmark]: TraceAbstraction took 114552.35ms. Allocated memory is still 115.3MB. Free memory was 76.4MB in the beginning and 43.4MB in the end (delta: 33.0MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,797 INFO L158 Benchmark]: Witness Printer took 437.21ms. Allocated memory is still 115.3MB. Free memory was 43.4MB in the beginning and 61.2MB in the end (delta: -17.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-06 23:11:45,799 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 62.3MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 777.96ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 59.0MB in the end (delta: 2.3MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.60ms. Allocated memory is still 86.0MB. Free memory was 59.0MB in the beginning and 52.3MB in the end (delta: 6.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 184.51ms. Allocated memory is still 86.0MB. Free memory was 52.3MB in the beginning and 43.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 34898.02ms. Allocated memory was 86.0MB in the beginning and 115.3MB in the end (delta: 29.4MB). Free memory was 43.9MB in the beginning and 77.1MB in the end (delta: -33.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * TraceAbstraction took 114552.35ms. Allocated memory is still 115.3MB. Free memory was 76.4MB in the beginning and 43.4MB in the end (delta: 33.0MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Witness Printer took 437.21ms. Allocated memory is still 115.3MB. Free memory was 43.4MB in the beginning and 61.2MB in the end (delta: -17.9MB). Peak memory consumption was 7.6MB. 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: 114.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 106.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 37 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 106.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 314 mSDsluCounter, 1398 SdHoareTripleChecker+Invalid, 104.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 819 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 304 IncrementalHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 579 mSDtfsCounter, 304 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=239occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 172 PreInvPairs, 176 NumberOfFragments, 132 HoareAnnotationTreeSize, 172 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 10 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 4 QuantifiedInterpolants, 183 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 23:11:45,812 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,813 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,813 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,813 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated Derived loop invariant: (1 == \result) - InvariantResult [Line: 600]: Loop Invariant [2023-11-06 23:11:45,814 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,814 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated Derived loop invariant: NULL - InvariantResult [Line: 596]: Loop Invariant [2023-11-06 23:11:45,814 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,815 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,815 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression ~roundNearestTiesToEven could not be translated [2023-11-06 23:11:45,815 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 23:11:46,021 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-11-06 23:11:46,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eb36208-4392-448a-b234-bbbb7387a4d0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE