./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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 b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:30,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:30,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:51:30,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:51:30,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:51:30,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:30,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:30,389 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:30,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:30,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:30,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:30,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:30,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:30,390 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:30,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:30,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:30,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:30,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:30,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:30,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:30,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:30,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:30,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:30,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:30,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:30,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:51:30,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:51:30,395 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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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 -> b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 [2024-11-13 22:51:30,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:30,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:30,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:30,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:30,721 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:30,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c Unable to find full path for "g++" [2024-11-13 22:51:32,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:32,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:32,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2024-11-13 22:51:32,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data/f3604fb0c/7f1eb683f54b43308ae8b90748ca6425/FLAG5c30403d4 [2024-11-13 22:51:32,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data/f3604fb0c/7f1eb683f54b43308ae8b90748ca6425 [2024-11-13 22:51:32,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:32,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:32,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:32,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:32,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:32,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:32" (1/1) ... [2024-11-13 22:51:32,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3788bde8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:32, skipping insertion in model container [2024-11-13 22:51:32,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:32" (1/1) ... [2024-11-13 22:51:32,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:33,080 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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2024-11-13 22:51:33,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:33,095 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:33,126 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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2024-11-13 22:51:33,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:33,143 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:33,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33 WrapperNode [2024-11-13 22:51:33,144 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:33,145 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:33,145 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:33,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:33,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,160 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,189 INFO L138 Inliner]: procedures = 18, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 182 [2024-11-13 22:51:33,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:33,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:33,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:33,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:33,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:33,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:33,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:33,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:33,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:33,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:33,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:33,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:51:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:51:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:51:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:51:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:51:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:33,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:33,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:51:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 22:51:33,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:51:33,419 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:33,421 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:33,706 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:33,706 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:33,775 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:33,775 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-13 22:51:33,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:33 BoogieIcfgContainer [2024-11-13 22:51:33,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:33,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:33,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:33,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:33,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:33" (1/1) ... [2024-11-13 22:51:33,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2024-11-13 22:51:33,866 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2024-11-13 22:51:33,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:51:33,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:33,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:34,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-11-13 22:51:34,082 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-11-13 22:51:34,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:51:34,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:34,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:34,154 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:34,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:34,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:34,379 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:51:34,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:51:34 ImpRootNode [2024-11-13 22:51:34,426 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:51:34,427 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:51:34,427 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:51:34,427 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:51:34,428 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:33" (3/4) ... [2024-11-13 22:51:34,430 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:51:34,431 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:51:34,432 INFO L158 Benchmark]: Toolchain (without parser) took 1549.08ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 86.5MB in the end (delta: 6.4MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2024-11-13 22:51:34,432 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:34,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.0MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:34,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.34ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.3MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:34,433 INFO L158 Benchmark]: Boogie Preprocessor took 51.12ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:34,434 INFO L158 Benchmark]: RCFGBuilder took 534.50ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 58.0MB in the end (delta: 18.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:34,434 INFO L158 Benchmark]: CodeCheck took 649.79ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 87.1MB in the end (delta: -29.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:34,435 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 117.4MB. Free memory was 87.1MB in the beginning and 86.5MB in the end (delta: 592.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:34,441 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 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 18 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 65 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: 133]: 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 132, overapproximation of someUnaryDOUBLEoperation at line 18, overapproximation of someBinaryArithmeticFLOAToperation at line 128, overapproximation of someBinaryArithmeticFLOAToperation at line 49. Possible FailurePath: [L14-L33] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L128] float x = -1.0f / 0.0f; [L129] CALL, EXPR __ieee754_expf(x) [L36] float y, hi, lo, c, t; [L37] __int32_t k = 0, xsb, sx; [L38] __uint32_t hx; VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L41] ieee_float_shape_type gf_u; [L42] gf_u.value = (x) [L43] EXPR gf_u.word [L43] (sx) = gf_u.word [L45] xsb = (sx >> 31) & 1 [L46] hx = sx & 0x7fffffff VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, sx=2139095041, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=2, xsb=0] [L48] COND TRUE ((hx) > 0x7f800000L) [L49] return x + x; VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, sx=2139095041, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=2, xsb=0] [L129] RET, EXPR __ieee754_expf(x) [L129] float res = __ieee754_expf(x); [L132] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, res=8, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L132] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L133] reach_error() VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, res=8, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.81ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.0MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.34ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 78.3MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.12ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 534.50ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 58.0MB in the end (delta: 18.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 649.79ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 87.1MB in the end (delta: -29.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 117.4MB. Free memory was 87.1MB in the beginning and 86.5MB in the end (delta: 592.2kB). 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 22:51:34,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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 b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:37,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:37,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:51:37,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:37,261 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:37,261 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:37,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:37,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:37,262 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:51:37,263 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:51:37,263 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:37,263 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:51:37,263 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:37,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:37,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:37,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:37,267 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:51:37,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:37,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:37,268 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:51:37,269 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:37,269 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:51:37,269 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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/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 -> b5f03ef8422f7b7708e900a4e8a8defb18a5d0c6a337d34a875dec58ac2c0349 [2024-11-13 22:51:37,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:37,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:37,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:37,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:37,632 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:37,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0833.c Unable to find full path for "g++" [2024-11-13 22:51:39,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:40,163 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:40,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2024-11-13 22:51:40,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data/72d7f2054/60aed456b07848b99b68fc977d168cda/FLAG8a6483c25 [2024-11-13 22:51:40,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/data/72d7f2054/60aed456b07848b99b68fc977d168cda [2024-11-13 22:51:40,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:40,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:40,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:40,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:40,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:40,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40ec8760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40, skipping insertion in model container [2024-11-13 22:51:40,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:40,457 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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2024-11-13 22:51:40,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:40,482 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:40,522 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_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/sv-benchmarks/c/float-newlib/float_req_bl_0833.c[3348,3361] [2024-11-13 22:51:40,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:40,552 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:40,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40 WrapperNode [2024-11-13 22:51:40,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:40,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:40,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:40,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:40,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,617 INFO L138 Inliner]: procedures = 21, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 182 [2024-11-13 22:51:40,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:40,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:40,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:40,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:40,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:40,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:40,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:40,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:40,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:40" (1/1) ... [2024-11-13 22:51:40,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:40,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:40,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:40,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:51:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:51:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:51:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:51:40,844 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:40,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:52:13,587 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-13 22:52:13,588 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:52:13,646 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:52:13,647 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-13 22:52:13,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:13 BoogieIcfgContainer [2024-11-13 22:52:13,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:52:13,648 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:52:13,648 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:52:13,659 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:52:13,659 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:13" (1/1) ... [2024-11-13 22:52:13,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:52:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:13,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2024-11-13 22:52:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2024-11-13 22:52:13,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:52:13,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:13,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:13,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:13,723 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:13,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:52:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:14,311 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:14,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:52:14,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:14,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:52:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2024-11-13 22:52:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2024-11-13 22:52:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:52:14,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:14,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:14,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:14,504 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:14,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:52:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:15,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:15,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:52:15,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:15,684 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:52:15,707 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-13 22:52:15,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:15,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:52:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:16,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2024-11-13 22:52:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2024-11-13 22:52:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:52:16,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:16,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:16,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:16,555 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:16,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:52:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:17,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:17,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:52:17,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:18,217 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:52:18,218 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 22:52:19,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:19,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:52:32,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:42,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2024-11-13 22:52:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2024-11-13 22:52:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:52:45,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:45,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:45,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:45,830 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:45,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:52:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:46,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:46,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:52:46,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:46,920 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 22:52:46,931 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 35 treesize of output 19 [2024-11-13 22:52:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:47,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:52:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2024-11-13 22:52:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2024-11-13 22:52:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:52:50,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:50,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:50,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:50,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:50,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:52:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:50,531 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:50,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:52:50,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:50,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:50,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:52:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2024-11-13 22:52:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2024-11-13 22:52:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:52:50,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:50,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:50,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:50,611 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:50,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:52:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:51,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:51,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:52:51,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:51,771 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:52:51,774 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-13 22:52:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:51,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:52:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2024-11-13 22:52:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2024-11-13 22:52:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:52:52,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:52,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:52:52,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:52:52,726 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:52:52,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:52:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:53,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:52:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:53,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:52:53,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:52:53,989 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 22:52:56,225 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-13 22:52:56,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 27 [2024-11-13 22:52:56,271 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:52:56,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2024-11-13 22:52:56,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:56,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:53:11,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:53:22,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:53:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-13 22:53:27,863 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-13 22:53:27,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:53:27,864 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 22:53:27,870 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:53:28,298 INFO L75 FloydHoareUtils]: For program point L52(lines 52 53) no Hoare annotation was computed. [2024-11-13 22:53:28,298 INFO L75 FloydHoareUtils]: For program point L77(lines 77 80) no Hoare annotation was computed. [2024-11-13 22:53:28,298 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 122 138) the Hoare annotation is: true [2024-11-13 22:53:28,298 INFO L75 FloydHoareUtils]: For program point L69(lines 69 72) no Hoare annotation was computed. [2024-11-13 22:53:28,298 INFO L75 FloydHoareUtils]: For program point L69-2(lines 57 72) no Hoare annotation was computed. [2024-11-13 22:53:28,298 INFO L75 FloydHoareUtils]: For program point L70(lines 70 71) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L54(lines 54 55) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L77 FloydHoareUtils]: At program point __ieee754_expf_returnLabel#1(lines 35 108) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) |ULTIMATE.start___ieee754_expf_#res#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-13 22:53:28,299 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L96-1(lines 96 100) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L96-2(lines 96 100) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L88(lines 88 92) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L88-2(lines 88 92) no Hoare annotation was computed. [2024-11-13 22:53:28,299 INFO L77 FloydHoareUtils]: At program point L113-1(lines 113 117) the Hoare annotation is: (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-11-13 22:53:28,299 INFO L77 FloydHoareUtils]: At program point L113-2(lines 113 117) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) |ULTIMATE.start___signbit_float_~x#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-13 22:53:28,299 INFO L77 FloydHoareUtils]: At program point L113-3(lines 113 117) the Hoare annotation is: (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-11-13 22:53:28,299 INFO L75 FloydHoareUtils]: For program point L81(lines 81 107) no Hoare annotation was computed. [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point L48(lines 48 49) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (bvand (_ bv1 32) (bvashr .cse0 (_ bv31 32))) |ULTIMATE.start___ieee754_expf_~xsb~0#1|)))) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point L40-1(lines 40 44) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start___ieee754_expf_~sx~0#1| .cse0)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 44) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point L40-3(lines 40 44) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start___ieee754_expf_~sx~0#1| .cse0)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 22:53:28,300 INFO L75 FloydHoareUtils]: For program point L57(lines 57 72) no Hoare annotation was computed. [2024-11-13 22:53:28,300 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point L132(line 132) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short17#1| (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) |ULTIMATE.start_main_~res~0#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point L132-2(lines 132 135) the Hoare annotation is: |ULTIMATE.start_main_#t~short17#1| [2024-11-13 22:53:28,300 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:53:28,301 INFO L77 FloydHoareUtils]: At program point L50(lines 50 51) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_~x#1|) (exists ((|v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_expf_~#gf_u~0#1.base_25|) (_ bv0 32)))) (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (bvand (_ bv1 32) (bvashr .cse0 (_ bv31 32))) |ULTIMATE.start___ieee754_expf_~xsb~0#1|)))) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 22:53:28,301 INFO L75 FloydHoareUtils]: For program point L83-1(lines 83 87) no Hoare annotation was computed. [2024-11-13 22:53:28,301 INFO L75 FloydHoareUtils]: For program point L83-2(lines 83 87) no Hoare annotation was computed. [2024-11-13 22:53:28,301 INFO L75 FloydHoareUtils]: For program point L133(line 133) no Hoare annotation was computed. [2024-11-13 22:53:28,301 INFO L75 FloydHoareUtils]: For program point L101(lines 101 105) no Hoare annotation was computed. [2024-11-13 22:53:28,301 INFO L75 FloydHoareUtils]: For program point L101-1(lines 101 105) no Hoare annotation was computed. [2024-11-13 22:53:28,301 INFO L75 FloydHoareUtils]: For program point L101-2(lines 101 105) no Hoare annotation was computed. [2024-11-13 22:53:28,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-13 22:53:28,309 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-13 22:53:28,310 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:53:28,310 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:53:28,310 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-13 22:53:28,311 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-13 22:53:28,311 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:53:28,311 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-13 22:53:28,312 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:53:28,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:53:28 ImpRootNode [2024-11-13 22:53:28,313 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:53:28,314 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:53:28,314 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:53:28,314 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:53:28,314 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:52:13" (3/4) ... [2024-11-13 22:53:28,317 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:53:28,324 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-13 22:53:28,324 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 22:53:28,324 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:53:28,325 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:53:28,407 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:53:28,408 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:53:28,408 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:53:28,409 INFO L158 Benchmark]: Toolchain (without parser) took 108206.69ms. Allocated memory is still 83.9MB. Free memory was 61.4MB in the beginning and 38.8MB in the end (delta: 22.6MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-11-13 22:53:28,409 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 51.7MB in the end (delta: 107.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:28,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.80ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 47.8MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:53:28,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.08ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:28,410 INFO L158 Benchmark]: Boogie Preprocessor took 61.00ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:28,410 INFO L158 Benchmark]: RCFGBuilder took 32963.84ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 49.5MB in the end (delta: -5.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-13 22:53:28,410 INFO L158 Benchmark]: CodeCheck took 74664.77ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 44.6MB in the end (delta: 4.6MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2024-11-13 22:53:28,411 INFO L158 Benchmark]: Witness Printer took 94.32ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 38.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:53:28,413 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 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 74.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 12 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 146.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 220 SdHoareTripleChecker+Invalid, 141.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 403 IncrementalHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 166 mSDtfsCounter, 403 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 670 GetRequests, 604 SyntacticMatches, 8 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1035 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 68 ConstructedInterpolants, 24 QuantifiedInterpolants, 721 SizeOfPredicates, 19 NumberOfNonLiveVariables, 465 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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: 133]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 51.7MB in the end (delta: 107.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.80ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 47.8MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.08ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.00ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 32963.84ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 49.5MB in the end (delta: -5.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 74664.77ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 44.6MB in the end (delta: 4.6MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. * Witness Printer took 94.32ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 38.8MB in the end (delta: 5.8MB). 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: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 22:53:28,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cee4008-1f70-4f8f-aa68-8e21ae7c4168/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE