./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:12,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:12,870 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:20:12,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:20:12,879 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:20:12,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:12,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:12,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:12,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:12,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:12,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:12,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:12,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:12,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:12,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:12,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:12,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:12,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:12,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:12,915 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:20:12,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:20:12,915 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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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 -> 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 [2024-11-13 22:20:13,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:13,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:13,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:13,324 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:13,324 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:13,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c Unable to find full path for "g++" [2024-11-13 22:20:15,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:15,546 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:15,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2024-11-13 22:20:15,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data/63f524a91/a0315c3ac4d24a358ea835541e731c5c/FLAG8c71c46e5 [2024-11-13 22:20:15,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data/63f524a91/a0315c3ac4d24a358ea835541e731c5c [2024-11-13 22:20:15,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:15,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:15,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:15,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:15,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:15,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308dbff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15, skipping insertion in model container [2024-11-13 22:20:15,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,602 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:15,811 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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2024-11-13 22:20:15,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:15,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:20:15,840 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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2024-11-13 22:20:15,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:15,855 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:20:15,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15 WrapperNode [2024-11-13 22:20:15,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:15,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:15,857 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:20:15,857 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:20:15,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,895 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-13 22:20:15,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:15,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:20:15,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:20:15,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:20:15,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,932 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:20:15,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:20:15,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:20:15,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:20:15,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:15" (1/1) ... [2024-11-13 22:20:15,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:15,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:20:15,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:20:16,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:20:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:20:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:20:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:20:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:20:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:20:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:20:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:20:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:20:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:20:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:20:16,121 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:20:16,123 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:20:16,332 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 22:20:16,335 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:20:16,396 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:20:16,396 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:20:16,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:16 BoogieIcfgContainer [2024-11-13 22:20:16,397 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:20:16,398 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:20:16,398 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:20:16,412 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:20:16,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:16" (1/1) ... [2024-11-13 22:20:16,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:20:16,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:16,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 22:20:16,509 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 22:20:16,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:20:16,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:16,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:16,689 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 22:20:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:20:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:20:16,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:20:16,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:16,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:20:16,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:20:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:20:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:20:17,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:20:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:20:17,074 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:20:17,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:20:17 ImpRootNode [2024-11-13 22:20:17,116 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:20:17,117 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:20:17,118 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:20:17,119 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:20:17,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:16" (3/4) ... [2024-11-13 22:20:17,126 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:20:17,127 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:20:17,129 INFO L158 Benchmark]: Toolchain (without parser) took 1550.32ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 50.4MB in the end (delta: 44.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:20:17,133 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:17,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.05ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 83.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:17,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.96ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 82.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:17,134 INFO L158 Benchmark]: Boogie Preprocessor took 46.18ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:17,135 INFO L158 Benchmark]: RCFGBuilder took 452.54ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 68.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:20:17,135 INFO L158 Benchmark]: CodeCheck took 718.30ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 50.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:20:17,136 INFO L158 Benchmark]: Witness Printer took 10.30ms. Allocated memory is still 117.4MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:17,142 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, 15 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, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 54]: 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 someBinaryDOUBLEComparisonOperation at line 53. Possible FailurePath: [L49] double x = 0.0; [L50] CALL, EXPR fabs_double(x) [L28] __uint32_t high; VAL [x=0] [L30] ieee_double_shape_type gh_u; [L31] gh_u.value = (x) [L32] EXPR gh_u.parts.msw [L32] (high) = gh_u.parts.msw [L35] ieee_double_shape_type sh_u; [L36] sh_u.value = (x) [L37] sh_u.parts.msw = (high & 0x7fffffff) [L38] EXPR sh_u.value [L38] (x) = sh_u.value [L40] return x; [L50] RET, EXPR fabs_double(x) [L50] double res = fabs_double(x); [L53] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=0] [L53] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L54] reach_error() VAL [res=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.05ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 83.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.96ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 82.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.18ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 452.54ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 68.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 718.30ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 50.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 10.30ms. Allocated memory is still 117.4MB. Free memory is still 50.4MB. 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 22:20:17,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:20,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:20,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:20:20,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:20,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:20,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:20,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:20,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:20,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:20:20,336 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:20,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:20,337 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:20,338 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:20:20,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:20,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:20,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:20,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:20,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:20,338 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:20:20,339 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:20,339 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:20:20,339 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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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 -> 4125067731c9461f504f645ef137a32a099671890c2e50b3f9cd5d26dd48e367 [2024-11-13 22:20:20,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:20,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:20,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:20,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:20,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:20,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a.c Unable to find full path for "g++" [2024-11-13 22:20:23,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:23,531 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:23,535 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c [2024-11-13 22:20:23,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data/57b3dc01e/4315290a3d464d31987398c193487553/FLAG3f03257ca [2024-11-13 22:20:23,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/data/57b3dc01e/4315290a3d464d31987398c193487553 [2024-11-13 22:20:23,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:23,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:23,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:23,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:23,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:23,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:23" (1/1) ... [2024-11-13 22:20:23,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c9731c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:23, skipping insertion in model container [2024-11-13 22:20:23,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:23" (1/1) ... [2024-11-13 22:20:23,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:23,911 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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2024-11-13 22:20:23,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:23,939 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:20:23,979 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_ec652dfa-c1e1-4d98-8a49-922d2382c4af/sv-benchmarks/c/float-newlib/double_req_bl_1011a.c[1210,1223] [2024-11-13 22:20:23,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:24,013 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:20:24,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24 WrapperNode [2024-11-13 22:20:24,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:24,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:24,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:20:24,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:20:24,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,074 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-13 22:20:24,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:24,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:20:24,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:20:24,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:20:24,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,130 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:20:24,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:20:24,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:20:24,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:20:24,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:24,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:20:24,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:20:24,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:20:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:20:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:20:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:20:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:20:24,357 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:20:24,359 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:20:24,631 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 22:20:24,632 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:20:24,686 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:20:24,687 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:20:24,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:24 BoogieIcfgContainer [2024-11-13 22:20:24,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:20:24,688 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:20:24,689 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:20:24,701 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:20:24,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:24" (1/1) ... [2024-11-13 22:20:24,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:20:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 22:20:24,782 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 22:20:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:20:24,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:24,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:24,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:24,792 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:24,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:20:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:24,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:24,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:20:24,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:24,982 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 22:20:24,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:25,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:20:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:20:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:20:25,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:25,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:25,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:25,039 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:25,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:20:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:25,347 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:25,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:20:25,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:25,548 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:20:25,568 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 16 treesize of output 17 [2024-11-13 22:20:25,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:25,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 33 [2024-11-13 22:20:25,925 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 22:20:25,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:20:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-13 22:20:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-13 22:20:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:20:26,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:26,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:26,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:26,147 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:26,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:20:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:26,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:26,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:20:26,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:26,344 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 22:20:26,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:20:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-11-13 22:20:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-11-13 22:20:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:20:26,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:26,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:26,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:26,361 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:26,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:20:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:26,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:26,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:20:26,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:26,719 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 22:20:26,914 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-11-13 22:20:26,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29 [2024-11-13 22:20:27,444 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 22:20:27,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 35 [2024-11-13 22:20:27,682 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 22:20:27,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:20:30,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:20:40,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:20:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:40,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-13 22:20:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-13 22:20:40,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:20:40,521 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 22:20:40,530 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:20:40,658 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 23) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_25| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_25|) |ULTIMATE.start___signbit_double_~msw~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_25|)) (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))) [2024-11-13 22:20:40,659 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 23) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse0 (select .cse4 (_ bv4 32))) (.cse2 (select .cse4 (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18|) (_ bv4 32)))) (and (= .cse0 (bvand (_ bv2147483647 32) .cse1)) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= (let ((.cse3 (concat .cse0 .cse2))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) |ULTIMATE.start___signbit_double_~x#1|) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))) [2024-11-13 22:20:40,659 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 23) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_25| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_25|) |ULTIMATE.start___signbit_double_~msw~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_25|)) (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))) [2024-11-13 22:20:40,659 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 43 58) the Hoare annotation is: true [2024-11-13 22:20:40,660 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2024-11-13 22:20:40,660 INFO L77 FloydHoareUtils]: At program point L53(line 53) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse0 (select .cse4 (_ bv4 32))) (.cse2 (select .cse4 (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18|) (_ bv4 32)))) (and (= .cse0 (bvand (_ bv2147483647 32) .cse1)) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse3 (concat .cse0 .cse2))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))) |ULTIMATE.start_main_#t~short9#1|) [2024-11-13 22:20:40,660 INFO L77 FloydHoareUtils]: At program point L53-2(lines 53 56) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-13 22:20:40,660 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:20:40,661 INFO L77 FloydHoareUtils]: At program point L29-1(lines 29 33) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) |ULTIMATE.start_fabs_double_~x#1|) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|) (select .cse0 (_ bv0 32))) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (= .cse1 |ULTIMATE.start_fabs_double_~high~0#1|))))) (= (_ +zero 11 53) |ULTIMATE.start_fabs_double_~x#1|)) [2024-11-13 22:20:40,661 INFO L77 FloydHoareUtils]: At program point L29-2(lines 29 33) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_fabs_double_~x#1|) [2024-11-13 22:20:40,661 INFO L75 FloydHoareUtils]: For program point L54(line 54) no Hoare annotation was computed. [2024-11-13 22:20:40,661 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:20:40,661 INFO L77 FloydHoareUtils]: At program point L34(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18|) (_ bv4 32))) (.cse0 (select .cse4 (_ bv4 32))) (.cse2 (select .cse4 (_ bv0 32)))) (and (= .cse0 (bvand (_ bv2147483647 32) .cse1)) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fabs_double_~x#1| (let ((.cse3 (concat .cse0 .cse2))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))) [2024-11-13 22:20:40,662 INFO L77 FloydHoareUtils]: At program point L34-1(lines 34 39) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) |ULTIMATE.start_fabs_double_~x#1|) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|) (select .cse0 (_ bv0 32))) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (= .cse1 |ULTIMATE.start_fabs_double_~high~0#1|))))) (= (_ +zero 11 53) |ULTIMATE.start_fabs_double_~x#1|)) [2024-11-13 22:20:40,662 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_18|) (_ bv4 32))) (.cse0 (select .cse4 (_ bv4 32))) (.cse2 (select .cse4 (_ bv0 32)))) (and (= .cse0 (bvand (_ bv2147483647 32) .cse1)) (= .cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fabs_double_~x#1| (let ((.cse3 (concat .cse0 .cse2))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53)))))) [2024-11-13 22:20:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:20:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:20:40,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 22:20:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:20:40,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:20:40,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 22:20:40,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:20:40 ImpRootNode [2024-11-13 22:20:40,679 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:20:40,680 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:20:40,680 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:20:40,681 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:20:40,681 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:24" (3/4) ... [2024-11-13 22:20:40,684 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:20:40,691 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 22:20:40,692 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:20:40,693 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:20:40,693 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:20:40,784 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:20:40,785 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:20:40,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:20:40,786 INFO L158 Benchmark]: Toolchain (without parser) took 17189.98ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 57.8MB in the end (delta: 2.6MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:40,787 INFO L158 Benchmark]: CDTParser took 3.51ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:40,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.79ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 48.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:40,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.15ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 46.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:40,789 INFO L158 Benchmark]: Boogie Preprocessor took 63.54ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 46.0MB in the end (delta: 977.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:40,789 INFO L158 Benchmark]: RCFGBuilder took 545.16ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 33.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:40,790 INFO L158 Benchmark]: CodeCheck took 15991.07ms. Allocated memory is still 83.9MB. Free memory was 32.9MB in the beginning and 20.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-13 22:20:40,790 INFO L158 Benchmark]: Witness Printer took 104.74ms. Allocated memory is still 83.9MB. Free memory was 20.6MB in the beginning and 57.8MB in the end (delta: -37.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-13 22:20:40,793 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 126 SdHoareTripleChecker+Valid, 12.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 11.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86 IncrementalHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 54 mSDtfsCounter, 86 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 281 GetRequests, 256 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 10 QuantifiedInterpolants, 635 SizeOfPredicates, 6 NumberOfNonLiveVariables, 192 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 54]: 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 3.51ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.79ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 48.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.15ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 46.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.54ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 46.0MB in the end (delta: 977.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 545.16ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 33.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15991.07ms. Allocated memory is still 83.9MB. Free memory was 32.9MB in the beginning and 20.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Witness Printer took 104.74ms. Allocated memory is still 83.9MB. Free memory was 20.6MB in the beginning and 57.8MB in the end (delta: -37.2MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:20:40,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec652dfa-c1e1-4d98-8a49-922d2382c4af/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