./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0662b.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_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/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_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0662b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/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_ad7e1919-204d-4d34-80a7-b99f238a39f0/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 0581f7e65f7fbcebfedbe5af78720fafbc68f000cf762482d99878eadfaec4df --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:22:12,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:22:12,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:22:12,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:22:12,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:22:12,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:22:12,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:22:12,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:22:12,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:22:12,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:22:12,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:22:12,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:22:12,356 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:22:12,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:22:12,356 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:22:12,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:22:12,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:22:12,356 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:22:12,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:22:12,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:12,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:22:12,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:22:12,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:22:12,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:22:12,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:22:12,360 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_ad7e1919-204d-4d34-80a7-b99f238a39f0/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 -> 0581f7e65f7fbcebfedbe5af78720fafbc68f000cf762482d99878eadfaec4df [2024-11-13 23:22:12,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:22:12,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:22:12,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:22:12,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:22:12,752 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:22:12,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0662b.c Unable to find full path for "g++" [2024-11-13 23:22:14,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:22:15,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:22:15,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/sv-benchmarks/c/float-newlib/double_req_bl_0662b.c [2024-11-13 23:22:15,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data/553fcc0b8/7c4c2d0c7f24430794eb8cc46e33b04e/FLAGa51bd354c [2024-11-13 23:22:15,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data/553fcc0b8/7c4c2d0c7f24430794eb8cc46e33b04e [2024-11-13 23:22:15,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:22:15,055 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:22:15,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:15,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:22:15,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:22:15,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1c10c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15, skipping insertion in model container [2024-11-13 23:22:15,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,104 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:22:15,377 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_ad7e1919-204d-4d34-80a7-b99f238a39f0/sv-benchmarks/c/float-newlib/double_req_bl_0662b.c[6224,6237] [2024-11-13 23:22:15,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:15,401 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:22:15,487 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_ad7e1919-204d-4d34-80a7-b99f238a39f0/sv-benchmarks/c/float-newlib/double_req_bl_0662b.c[6224,6237] [2024-11-13 23:22:15,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:15,521 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:22:15,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15 WrapperNode [2024-11-13 23:22:15,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:15,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:15,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:22:15,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:22:15,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,549 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,603 INFO L138 Inliner]: procedures = 20, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 308 [2024-11-13 23:22:15,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:15,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:22:15,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:22:15,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:22:15,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:22:15,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:22:15,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:22:15,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:22:15,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:15" (1/1) ... [2024-11-13 23:22:15,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:15,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:22:15,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:22:15,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:22:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:22:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:22:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-13 23:22:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:22:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:22:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:22:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-13 23:22:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-13 23:22:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:22:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2024-11-13 23:22:15,782 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2024-11-13 23:22:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:22:15,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:22:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:22:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 23:22:15,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:22:15,952 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:22:15,954 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:22:16,759 INFO L? ?]: Removed 79 outVars from TransFormulas that were not future-live. [2024-11-13 23:22:16,760 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:22:17,102 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:22:17,103 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-13 23:22:17,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:17 BoogieIcfgContainer [2024-11-13 23:22:17,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:22:17,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:22:17,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:22:17,117 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:22:17,117 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:17" (1/1) ... [2024-11-13 23:22:17,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:22:17,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:17,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 73 states and 118 transitions. [2024-11-13 23:22:17,195 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 118 transitions. [2024-11-13 23:22:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:22:17,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:17,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:17,542 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 23:22:17,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:17,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2024-11-13 23:22:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2024-11-13 23:22:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:22:17,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:17,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:22:18,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:22:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:22:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:22:18,698 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:22:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:22:18,922 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:22:18,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:22:18 ImpRootNode [2024-11-13 23:22:18,960 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:22:18,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:22:18,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:22:18,961 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:22:18,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:17" (3/4) ... [2024-11-13 23:22:18,965 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:22:18,966 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:22:18,967 INFO L158 Benchmark]: Toolchain (without parser) took 3912.10ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.7MB in the beginning and 312.9MB in the end (delta: -218.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-11-13 23:22:18,968 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:22:18,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.75ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 79.8MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:22:18,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.54ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 77.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:22:18,970 INFO L158 Benchmark]: Boogie Preprocessor took 84.53ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:22:18,970 INFO L158 Benchmark]: RCFGBuilder took 1410.85ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 60.5MB in the end (delta: 14.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-13 23:22:18,971 INFO L158 Benchmark]: CodeCheck took 1856.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.5MB in the beginning and 313.9MB in the end (delta: -253.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:22:18,971 INFO L158 Benchmark]: Witness Printer took 5.62ms. Allocated memory is still 352.3MB. Free memory was 313.9MB in the beginning and 312.9MB in the end (delta: 935.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:22:18,974 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 3 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 46 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 28 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 97 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 262]: 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 someBinaryArithmeticDOUBLEoperation at line 165, overapproximation of bitwiseOr at line 163, overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 261, overapproximation of someBinaryDOUBLEComparisonOperation at line 256. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L141-L142] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; [L253] double x = 0.0; [L254] double y = __VERIFIER_nondet_double(); [L256] COND TRUE y < 0.0 [L258] CALL, EXPR __ieee754_atan2(y, x) [L145] double z; [L146] __int32_t k, m, hx, hy, ix, iy; [L147] __uint32_t lx, ly; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=7, zero_atan2=0] [L150] ieee_double_shape_type ew_u; [L151] ew_u.value = (x) [L152] EXPR ew_u.parts.msw [L152] (hx) = ew_u.parts.msw [L153] EXPR ew_u.parts.lsw [L153] (lx) = ew_u.parts.lsw [L155] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, ix=2147483647, lx=-40123584479232, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=7, zero_atan2=0] [L157] ieee_double_shape_type ew_u; [L158] ew_u.value = (y) [L159] EXPR ew_u.parts.msw [L159] (hy) = ew_u.parts.msw [L160] EXPR ew_u.parts.lsw [L160] (ly) = ew_u.parts.lsw [L162] iy = hy & 0x7fffffff [L163] EXPR lx | -lx [L163] EXPR ix | ((lx | -lx) >> 31) [L163-L164] ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, hy=30280, ix=2147483647, iy=30280, lx=-40123584479232, ly=-40123584479231, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=7, zero_atan2=0] [L163-L164] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L165] return x + y; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, hy=30280, ix=2147483647, iy=30280, lx=-40123584479232, ly=-40123584479231, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=7, zero_atan2=0] [L258] RET, EXPR __ieee754_atan2(y, x) [L258] double res = __ieee754_atan2(y, x); [L261] COND TRUE res != -pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L262] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.75ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 79.8MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.54ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 77.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 84.53ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 74.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1410.85ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 60.5MB in the end (delta: 14.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * CodeCheck took 1856.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.5MB in the beginning and 313.9MB in the end (delta: -253.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.62ms. Allocated memory is still 352.3MB. Free memory was 313.9MB in the beginning and 312.9MB in the end (delta: 935.1kB). 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 23:22:19,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/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_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/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_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0662b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/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_ad7e1919-204d-4d34-80a7-b99f238a39f0/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 0581f7e65f7fbcebfedbe5af78720fafbc68f000cf762482d99878eadfaec4df --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:22:22,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:22:22,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:22:22,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:22:22,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:22:22,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:22:22,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:22:22,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:22:22,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:22:22,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:22:22,257 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:22:22,257 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:22:22,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:22:22,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:22:22,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:22:22,258 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:22:22,259 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:22,259 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:22:22,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:22:22,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:22,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:22:22,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:22:22,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:22:22,260 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:22:22,260 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:22:22,260 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:22:22,260 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_ad7e1919-204d-4d34-80a7-b99f238a39f0/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 -> 0581f7e65f7fbcebfedbe5af78720fafbc68f000cf762482d99878eadfaec4df [2024-11-13 23:22:22,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:22:22,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:22:22,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:22:22,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:22:22,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:22:22,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0662b.c Unable to find full path for "g++" [2024-11-13 23:22:24,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:22:24,909 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:22:24,910 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/sv-benchmarks/c/float-newlib/double_req_bl_0662b.c [2024-11-13 23:22:24,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data/b20c7fa36/f6bd0059eedd423b8bcf797ebe3ae65b/FLAG83c42e6d3 [2024-11-13 23:22:24,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/data/b20c7fa36/f6bd0059eedd423b8bcf797ebe3ae65b [2024-11-13 23:22:24,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:22:24,957 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:22:24,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:24,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:22:24,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:22:24,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:24" (1/1) ... [2024-11-13 23:22:24,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f7811e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:24, skipping insertion in model container [2024-11-13 23:22:24,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:24" (1/1) ... [2024-11-13 23:22:24,999 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:22:25,315 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_ad7e1919-204d-4d34-80a7-b99f238a39f0/sv-benchmarks/c/float-newlib/double_req_bl_0662b.c[6224,6237] [2024-11-13 23:22:25,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:25,349 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:22:25,444 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_ad7e1919-204d-4d34-80a7-b99f238a39f0/sv-benchmarks/c/float-newlib/double_req_bl_0662b.c[6224,6237] [2024-11-13 23:22:25,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:22:25,478 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:22:25,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25 WrapperNode [2024-11-13 23:22:25,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:22:25,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:25,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:22:25,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:22:25,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,559 INFO L138 Inliner]: procedures = 23, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 225 [2024-11-13 23:22:25,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:22:25,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:22:25,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:22:25,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:22:25,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,613 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:22:25,654 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:22:25,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:22:25,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:22:25,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:25" (1/1) ... [2024-11-13 23:22:25,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:22:25,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:22:25,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:22:25,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:22:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-13 23:22:25,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-13 23:22:25,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-13 23:22:25,747 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2024-11-13 23:22:25,747 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2024-11-13 23:22:25,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:22:25,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:22:25,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:22:25,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:22:25,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:22:25,929 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:22:25,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:50,600 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:50,601 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:50,775 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:50,778 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-13 23:23:50,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:50 BoogieIcfgContainer [2024-11-13 23:23:50,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:50,780 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:50,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:50,793 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:50,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:50" (1/1) ... [2024-11-13 23:23:50,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:50,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:50,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2024-11-13 23:23:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2024-11-13 23:23:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:23:50,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:50,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:50,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:50,885 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:50,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:23:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:23:52,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:52,475 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 23:23:52,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:55,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:23:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2024-11-13 23:23:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-11-13 23:23:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:23:55,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:55,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:55,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:55,323 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:55,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:23:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:58,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:58,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 23:23:58,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:59,649 INFO L224 Elim1Store]: Index analysis took 125 ms [2024-11-13 23:23:59,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-13 23:24:02,099 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 18 treesize of output 10 [2024-11-13 23:24:04,500 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 23:24:04,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:24:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:17,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2024-11-13 23:24:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-11-13 23:24:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:24:17,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:17,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:17,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:17,452 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:17,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:24:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:20,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:20,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 23:24:20,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:37,023 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 23:24:37,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:25:12,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:25:17,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:25:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 69 states and 104 transitions. [2024-11-13 23:25:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-13 23:25:17,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:25:17,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:17,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:17,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:17,220 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:17,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:25:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:21,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:21,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:25:21,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:51,319 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 23:25:51,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:27:21,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:24,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:50,123 WARN L286 SmtUtils]: Spent 10.12s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:29:14,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:29:22,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:31,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:36,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:37,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:42,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:44,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:46,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:49,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:52,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:29:53,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:30:02,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:30:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 119 transitions. [2024-11-13 23:30:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 119 transitions. [2024-11-13 23:30:08,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:30:08,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:08,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:08,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:08,870 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:08,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:30:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:11,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:11,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 23:30:11,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:24,326 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 23:30:24,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:35:22,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:35:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 61 transitions. [2024-11-13 23:35:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2024-11-13 23:35:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:35:23,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:23,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:35:23,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:35:23,236 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:35:23,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:35:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:24,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:35:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:24,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:35:24,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:35:24,377 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 23:35:24,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:35:34,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:37,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:37,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 57 transitions. [2024-11-13 23:35:37,158 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2024-11-13 23:35:37,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:35:37,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:37,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:35:37,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:35:37,162 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:35:37,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:35:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:39,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:35:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:39,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 23:35:39,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:35:48,030 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 23:35:48,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad7e1919-204d-4d34-80a7-b99f238a39f0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0