./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:03,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:03,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:16:03,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:16:03,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:16:04,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:04,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:04,002 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:04,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:04,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:04,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:04,004 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:04,004 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:04,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:04,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:04,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:04,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:04,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:04,005 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:16:04,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:16:04,005 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 [2024-11-13 23:16:04,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:04,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:04,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:04,361 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:04,361 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:04,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c Unable to find full path for "g++" [2024-11-13 23:16:06,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:06,672 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:06,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2024-11-13 23:16:06,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data/2c01c0c34/1c2e7a90cada46deac5409494180b212/FLAG826fec8b2 [2024-11-13 23:16:06,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data/2c01c0c34/1c2e7a90cada46deac5409494180b212 [2024-11-13 23:16:06,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:06,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:06,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:06,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:06,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:06,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:06" (1/1) ... [2024-11-13 23:16:06,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d84824a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:06, skipping insertion in model container [2024-11-13 23:16:06,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:06" (1/1) ... [2024-11-13 23:16:06,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:06,954 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-13 23:16:06,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:06,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:07,015 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-13 23:16:07,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:07,036 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:07,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07 WrapperNode [2024-11-13 23:16:07,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:07,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:07,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:07,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:07,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,104 INFO L138 Inliner]: procedures = 21, calls = 82, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 250 [2024-11-13 23:16:07,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:07,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:07,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:07,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:07,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:07,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:07,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:07,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:07,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:07" (1/1) ... [2024-11-13 23:16:07,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:07,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:07,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:07,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:16:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-11-13 23:16:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-13 23:16:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-11-13 23:16:07,259 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-11-13 23:16:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:16:07,381 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:07,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:07,904 INFO L? ?]: Removed 69 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:07,904 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:08,077 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:08,079 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 23:16:08,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:08 BoogieIcfgContainer [2024-11-13 23:16:08,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:08,081 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:08,081 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:08,094 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:08,094 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:08" (1/1) ... [2024-11-13 23:16:08,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2024-11-13 23:16:08,158 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2024-11-13 23:16:08,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:16:08,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:08,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:16:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2024-11-13 23:16:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2024-11-13 23:16:08,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:16:08,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:08,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:08,700 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:09,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:09,217 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:16:09,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:16:09 ImpRootNode [2024-11-13 23:16:09,307 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:16:09,308 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:16:09,308 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:16:09,308 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:16:09,309 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:08" (3/4) ... [2024-11-13 23:16:09,311 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:16:09,312 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:16:09,313 INFO L158 Benchmark]: Toolchain (without parser) took 2611.30ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 88.5MB in the end (delta: 4.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-13 23:16:09,313 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:09,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.00ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 78.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:16:09,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.66ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:09,314 INFO L158 Benchmark]: Boogie Preprocessor took 75.08ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:09,315 INFO L158 Benchmark]: RCFGBuilder took 899.85ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 88.5MB in the end (delta: -14.2MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-13 23:16:09,317 INFO L158 Benchmark]: CodeCheck took 1226.15ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 89.3MB in the end (delta: -808.8kB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-11-13 23:16:09,319 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 88.5MB in the end (delta: 759.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:09,321 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 68 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 41 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 236]: 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 15, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 140. Possible FailurePath: [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L52-L54] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L120-L121] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L226] float x = __VERIFIER_nondet_float(); [L227] float y = __VERIFIER_nondet_float(); [L229] CALL, EXPR isnan_float(x) VAL [\old(x)=9, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L15] return x != x; [L229] RET, EXPR isnan_float(x) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, zero_atan2=0] [L229] isnan_float(x) || isnan_float(y) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, zero_atan2=0] [L229] COND TRUE isnan_float(x) || isnan_float(y) [L232] CALL, EXPR __ieee754_atan2f(y, x) [L124] float z; [L125] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L128] ieee_float_shape_type gf_u; [L129] gf_u.value = (x) [L130] EXPR gf_u.word [L130] (hx) = gf_u.word [L132] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L134] ieee_float_shape_type gf_u; [L135] gf_u.value = (y) [L136] EXPR gf_u.word [L136] (hy) = gf_u.word [L138] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=2139095041, ix=2139095041, iy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L139] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L140] return x + y; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L232] RET, EXPR __ieee754_atan2f(y, x) [L232] float res = __ieee754_atan2f(y, x); [L235] CALL, EXPR isnan_float(res) VAL [\old(x)=11, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L15] return x != x; [L235] RET, EXPR isnan_float(res) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=11, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L235] COND TRUE !isnan_float(res) [L236] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=11, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.00ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 78.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.66ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.08ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 899.85ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 88.5MB in the end (delta: -14.2MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * CodeCheck took 1226.15ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 89.3MB in the end (delta: -808.8kB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 88.5MB in the end (delta: 759.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:16:09,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:12,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:12,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:16:12,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:12,276 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:12,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:12,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:12,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:12,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:12,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:12,277 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:16:12,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:16:12,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:12,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:16:12,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:16:12,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:12,279 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:12,279 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:12,279 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:12,279 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:12,279 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:12,279 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:16:12,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:12,280 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:16:12,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 [2024-11-13 23:16:12,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:12,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:12,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:12,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:12,631 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:12,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c Unable to find full path for "g++" [2024-11-13 23:16:14,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:14,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:14,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2024-11-13 23:16:14,826 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data/a73c02bdd/b9a50750eded4d1394c4368dcd75eb2e/FLAGd3f465a6f [2024-11-13 23:16:14,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/data/a73c02bdd/b9a50750eded4d1394c4368dcd75eb2e [2024-11-13 23:16:14,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:14,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:14,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:14,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:14,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:14,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:14" (1/1) ... [2024-11-13 23:16:14,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460c0a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:14, skipping insertion in model container [2024-11-13 23:16:14,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:14" (1/1) ... [2024-11-13 23:16:14,895 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:15,158 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-13 23:16:15,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:15,183 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:15,235 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-13 23:16:15,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:15,265 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:15,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15 WrapperNode [2024-11-13 23:16:15,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:15,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:15,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:15,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:15,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,337 INFO L138 Inliner]: procedures = 24, calls = 82, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 232 [2024-11-13 23:16:15,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:15,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:15,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:15,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:15,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:15,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:15,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:15,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:15,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:15" (1/1) ... [2024-11-13 23:16:15,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:15,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:15,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:15,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 23:16:15,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-11-13 23:16:15,468 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-13 23:16:15,468 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 23:16:15,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:15,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:16:15,469 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-11-13 23:16:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-11-13 23:16:15,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:16:15,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:16:15,592 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:15,594 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:48,378 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:48,379 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:48,488 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:48,488 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 23:16:48,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:48 BoogieIcfgContainer [2024-11-13 23:16:48,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:48,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:48,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:48,506 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:48,506 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:48" (1/1) ... [2024-11-13 23:16:48,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2024-11-13 23:16:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2024-11-13 23:16:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:16:48,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:48,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:48,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:48,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:48,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:16:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:49,792 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:49,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:16:49,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:16:49,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:16:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2024-11-13 23:16:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-13 23:16:50,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:16:50,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:50,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:50,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:50,873 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:50,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:16:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:53,655 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:53,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:16:53,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:56,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:16:56,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:17:01,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:17:07,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:17:13,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2024-11-13 23:17:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2024-11-13 23:17:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:17:13,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:13,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:13,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:13,960 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:13,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:17:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:16,875 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:16,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 23:17:16,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:17,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 23:17:17,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 20 [2024-11-13 23:17:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:18,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:17:23,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2024-11-13 23:17:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2024-11-13 23:17:23,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:17:23,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:23,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:23,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:23,539 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:23,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:17:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:26,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:26,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:17:26,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 23:17:29,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:17:37,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 88 states and 149 transitions. [2024-11-13 23:17:37,396 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 149 transitions. [2024-11-13 23:17:37,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:17:37,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:37,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:17:37,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:17:37,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:17:37,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:17:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:40,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:17:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:40,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:17:40,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:40,715 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:17:40,716 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-13 23:17:42,332 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:17:42,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:17:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:49,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 35 transitions. [2024-11-13 23:17:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-13 23:17:49,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:17:49,950 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-13 23:17:49,958 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:17:57,156 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 15) the Hoare annotation is: true [2024-11-13 23:17:57,157 INFO L77 FloydHoareUtils]: At program point isnan_floatEXIT(line 15) the Hoare annotation is: (let ((.cse0 (fp.eq |isnan_float_#in~x| |isnan_float_#in~x|))) (or (and (= (_ bv0 32) |isnan_float_#res|) .cse0) (and (not .cse0) (= (_ bv1 32) |isnan_float_#res|)))) [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point fabs_floatEXIT(lines 17 30) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L24(lines 24 28) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 17 30) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L192(lines 192 195) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L192-2(lines 190 195) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L75 FloydHoareUtils]: For program point L176(line 176) no Hoare annotation was computed. [2024-11-13 23:17:57,157 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 220 242) the Hoare annotation is: true [2024-11-13 23:17:57,158 INFO L75 FloydHoareUtils]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2024-11-13 23:17:57,158 INFO L75 FloydHoareUtils]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2024-11-13 23:17:57,158 INFO L75 FloydHoareUtils]: For program point L160(lines 160 184) no Hoare annotation was computed. [2024-11-13 23:17:57,158 INFO L75 FloydHoareUtils]: For program point L160-1(lines 123 218) no Hoare annotation was computed. [2024-11-13 23:17:57,158 INFO L77 FloydHoareUtils]: At program point L127-1(lines 127 131) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) .cse0) (and (not .cse0) (not (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse1 .cse1)))))) [2024-11-13 23:17:57,158 INFO L77 FloydHoareUtils]: At program point L127-2(lines 127 131) the Hoare annotation is: (not (and (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|) (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) [2024-11-13 23:17:57,159 INFO L77 FloydHoareUtils]: At program point L127-3(lines 127 131) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) .cse0) (and (not .cse0) (not (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse1 .cse1)))))) [2024-11-13 23:17:57,159 INFO L75 FloydHoareUtils]: For program point L152(line 152) no Hoare annotation was computed. [2024-11-13 23:17:57,159 INFO L77 FloydHoareUtils]: At program point L235(line 235) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_atan2f_~x#1_8| (_ FloatingPoint 8 24)) (|v_ULTIMATE.start___ieee754_atan2f_~y#1_11| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (not (fp.eq |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~x#1_8|)) (= |ULTIMATE.start_main_~res~0#1| (fp.add currentRoundingMode |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~y#1_11|)))) [2024-11-13 23:17:57,159 INFO L77 FloydHoareUtils]: At program point L235-1(lines 235 238) the Hoare annotation is: true [2024-11-13 23:17:57,159 INFO L75 FloydHoareUtils]: For program point L169(line 169) no Hoare annotation was computed. [2024-11-13 23:17:57,159 INFO L75 FloydHoareUtils]: For program point L161(lines 161 183) no Hoare annotation was computed. [2024-11-13 23:17:57,160 INFO L75 FloydHoareUtils]: For program point L178(line 178) no Hoare annotation was computed. [2024-11-13 23:17:57,160 INFO L75 FloydHoareUtils]: For program point L145(lines 145 155) no Hoare annotation was computed. [2024-11-13 23:17:57,160 INFO L75 FloydHoareUtils]: For program point L145-2(lines 123 218) no Hoare annotation was computed. [2024-11-13 23:17:57,160 INFO L77 FloydHoareUtils]: At program point L236(line 236) the Hoare annotation is: true [2024-11-13 23:17:57,160 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:17:57,160 INFO L75 FloydHoareUtils]: For program point L195(line 195) no Hoare annotation was computed. [2024-11-13 23:17:57,160 INFO L75 FloydHoareUtils]: For program point L195-1(line 195) no Hoare annotation was computed. [2024-11-13 23:17:57,161 INFO L75 FloydHoareUtils]: For program point L195-2(line 195) no Hoare annotation was computed. [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229(line 229) the Hoare annotation is: true [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229-1(line 229) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and (not .cse0) (= (_ bv1 32) |ULTIMATE.start_main_#t~ret38#1|)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret38#1|) .cse0))) [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229-2(line 229) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and |ULTIMATE.start_main_#t~short40#1| (not .cse0)) (and (not |ULTIMATE.start_main_#t~short40#1|) .cse0))) [2024-11-13 23:17:57,161 INFO L75 FloydHoareUtils]: For program point L163(line 163) no Hoare annotation was computed. [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229-4(line 229) the Hoare annotation is: true [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229-5(line 229) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (or (and (= (_ bv1 32) |ULTIMATE.start_main_#t~ret39#1|) (not .cse0)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret39#1|) .cse0))) [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229-6(lines 229 239) the Hoare annotation is: (not (and (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|) (not (let ((.cse0 (fp.eq |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (or (and (not |ULTIMATE.start_main_#t~short40#1|) .cse0) (and |ULTIMATE.start_main_#t~short40#1| (not .cse0))))))) [2024-11-13 23:17:57,161 INFO L77 FloydHoareUtils]: At program point L229-8(lines 229 239) the Hoare annotation is: true [2024-11-13 23:17:57,161 INFO L75 FloydHoareUtils]: For program point L180(line 180) no Hoare annotation was computed. [2024-11-13 23:17:57,162 INFO L77 FloydHoareUtils]: At program point L139(lines 139 140) the Hoare annotation is: (let ((.cse1 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) (exists ((|ULTIMATE.start___ieee754_atan2f_~hy~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_atan2f_~iy~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)))) (fp.eq .cse0 .cse0))))) .cse1) (and (not .cse1) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse2 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse2 .cse2))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-13 23:17:57,162 INFO L75 FloydHoareUtils]: For program point L197(line 197) no Hoare annotation was computed. [2024-11-13 23:17:57,162 INFO L77 FloydHoareUtils]: At program point L123(lines 123 218) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_atan2f_~x#1_8| (_ FloatingPoint 8 24)) (|v_ULTIMATE.start___ieee754_atan2f_~y#1_11| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (not (fp.eq |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~x#1_8|)) (= (fp.add currentRoundingMode |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~y#1_11|) |ULTIMATE.start___ieee754_atan2f_#res#1|))) [2024-11-13 23:17:57,162 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 236) the Hoare annotation is: true [2024-11-13 23:17:57,162 INFO L75 FloydHoareUtils]: For program point L148(line 148) no Hoare annotation was computed. [2024-11-13 23:17:57,162 INFO L75 FloydHoareUtils]: For program point L206(lines 206 210) no Hoare annotation was computed. [2024-11-13 23:17:57,162 INFO L75 FloydHoareUtils]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2024-11-13 23:17:57,162 INFO L75 FloydHoareUtils]: For program point L206-2(lines 206 210) no Hoare annotation was computed. [2024-11-13 23:17:57,162 INFO L75 FloydHoareUtils]: For program point L165(line 165) no Hoare annotation was computed. [2024-11-13 23:17:57,163 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:17:57,163 INFO L75 FloydHoareUtils]: For program point L190(lines 190 195) no Hoare annotation was computed. [2024-11-13 23:17:57,163 INFO L75 FloydHoareUtils]: For program point L174(line 174) no Hoare annotation was computed. [2024-11-13 23:17:57,163 INFO L75 FloydHoareUtils]: For program point L141(lines 141 142) no Hoare annotation was computed. [2024-11-13 23:17:57,163 INFO L75 FloydHoareUtils]: For program point L199(line 199) no Hoare annotation was computed. [2024-11-13 23:17:57,163 INFO L77 FloydHoareUtils]: At program point L133-1(lines 133 137) the Hoare annotation is: (let ((.cse1 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)))) (fp.eq .cse0 .cse0))) .cse1) (and (not .cse1) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse2 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse2 .cse2))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-13 23:17:57,163 INFO L77 FloydHoareUtils]: At program point L133-2(lines 133 137) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) .cse0) (and (not .cse0) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse1 .cse1))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-13 23:17:57,163 INFO L77 FloydHoareUtils]: At program point L133-3(lines 133 137) the Hoare annotation is: (let ((.cse1 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)))) (fp.eq .cse0 .cse0))) .cse1) (and (not .cse1) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse2 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse2 .cse2))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-13 23:17:57,163 INFO L75 FloydHoareUtils]: For program point L150(line 150) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point L142(line 142) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point L142-1(line 142) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point L167(line 167) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point atan_floatFINAL(lines 56 118) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point L60-2(lines 60 64) no Hoare annotation was computed. [2024-11-13 23:17:57,164 INFO L75 FloydHoareUtils]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point L81(line 81) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point L81-1(line 81) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point L74(lines 74 99) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point L66(lines 66 73) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point L75(lines 75 78) no Hoare annotation was computed. [2024-11-13 23:17:57,165 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 56 118) no Hoare annotation was computed. [2024-11-13 23:17:57,166 INFO L75 FloydHoareUtils]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2024-11-13 23:17:57,166 INFO L75 FloydHoareUtils]: For program point atan_floatEXIT(lines 56 118) no Hoare annotation was computed. [2024-11-13 23:17:57,166 INFO L75 FloydHoareUtils]: For program point L76(lines 76 77) no Hoare annotation was computed. [2024-11-13 23:17:57,174 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:17:57,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:17:57,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-13 23:17:57,186 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function fabs_float [2024-11-13 23:17:57,187 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function fabs_float [2024-11-13 23:17:57,187 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function fabs_float [2024-11-13 23:17:57,188 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function atan_float [2024-11-13 23:17:57,188 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function atan_float [2024-11-13 23:17:57,188 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function atan_float [2024-11-13 23:17:57,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:17:57 ImpRootNode [2024-11-13 23:17:57,189 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:17:57,189 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:17:57,189 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:17:57,189 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:17:57,190 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:48" (3/4) ... [2024-11-13 23:17:57,193 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:17:57,196 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2024-11-13 23:17:57,196 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2024-11-13 23:17:57,196 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2024-11-13 23:17:57,203 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2024-11-13 23:17:57,203 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-13 23:17:57,204 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 23:17:57,204 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:17:57,316 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:17:57,316 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:17:57,316 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:17:57,317 INFO L158 Benchmark]: Toolchain (without parser) took 102458.45ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 41.3MB in the end (delta: 19.3MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-13 23:17:57,317 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:57,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.21ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 45.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:17:57,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.39ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 42.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:57,318 INFO L158 Benchmark]: Boogie Preprocessor took 53.36ms. Allocated memory is still 83.9MB. Free memory was 42.8MB in the beginning and 40.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:57,318 INFO L158 Benchmark]: RCFGBuilder took 33092.68ms. Allocated memory is still 83.9MB. Free memory was 40.1MB in the beginning and 37.5MB in the end (delta: 2.6MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-13 23:17:57,318 INFO L158 Benchmark]: CodeCheck took 68699.32ms. Allocated memory is still 83.9MB. Free memory was 37.5MB in the beginning and 48.1MB in the end (delta: -10.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:57,319 INFO L158 Benchmark]: Witness Printer took 126.88ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 41.3MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:17:57,321 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 476 SdHoareTripleChecker+Valid, 63.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 418 SdHoareTripleChecker+Invalid, 60.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 444 IncrementalHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 284 mSDtfsCounter, 444 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1083 GetRequests, 1028 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 27.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 11 QuantifiedInterpolants, 630 SizeOfPredicates, 14 NumberOfNonLiveVariables, 577 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 236]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 15]: Procedure Contract for isnan_float Derived contract for procedure isnan_float. Ensures: (((0 == \result) || (1 == \result)) && (((((((((((atanhi_atan == \old(atanhi_atan)) && (atanlo_atan == \old(atanlo_atan))) && (aT_atan == \old(aT_atan))) && (one_atan == \old(one_atan))) && (huge_atan == \old(huge_atan))) && (pi_o_4 == \old(pi_o_4))) && (pi_o_2 == \old(pi_o_2))) && (pi == \old(pi))) && (tiny_atan2 == \old(tiny_atan2))) && (zero_atan2 == \old(zero_atan2))) && (pi_lo_atan2 == \old(pi_lo_atan2)))) - ProcedureContractResult [Line: 17]: Procedure Contract for fabs_float Derived contract for procedure fabs_float. Ensures: ((((((((one_atan == \old(one_atan)) && (huge_atan == \old(huge_atan))) && (pi_o_4 == \old(pi_o_4))) && (pi_o_2 == \old(pi_o_2))) && (pi == \old(pi))) && (tiny_atan2 == \old(tiny_atan2))) && (zero_atan2 == \old(zero_atan2))) && (pi_lo_atan2 == \old(pi_lo_atan2))) - ProcedureContractResult [Line: 56]: Procedure Contract for atan_float Derived contract for procedure atan_float. Ensures: ((((((((one_atan == \old(one_atan)) && (huge_atan == \old(huge_atan))) && (pi_o_4 == \old(pi_o_4))) && (pi_o_2 == \old(pi_o_2))) && (pi == \old(pi))) && (tiny_atan2 == \old(tiny_atan2))) && (zero_atan2 == \old(zero_atan2))) && (pi_lo_atan2 == \old(pi_lo_atan2))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.21ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 45.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.39ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 42.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.36ms. Allocated memory is still 83.9MB. Free memory was 42.8MB in the beginning and 40.4MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 33092.68ms. Allocated memory is still 83.9MB. Free memory was 40.1MB in the beginning and 37.5MB in the end (delta: 2.6MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * CodeCheck took 68699.32ms. Allocated memory is still 83.9MB. Free memory was 37.5MB in the beginning and 48.1MB in the end (delta: -10.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 126.88ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 41.3MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function fabs_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function fabs_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function fabs_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function atan_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function atan_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function atan_float RESULT: Ultimate proved your program to be correct! [2024-11-13 23:17:57,533 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 23:17:57,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e0464a1-3c24-49f8-a7ff-998657a6f5b9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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