./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:21:55,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:21:55,360 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:21:55,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:21:55,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:21:55,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:21:55,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:21:55,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:21:55,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:21:55,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:21:55,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:21:55,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:21:55,406 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:21:55,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:21:55,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:21:55,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:21:55,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:21:55,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:21:55,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:21:55,409 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:21:55,409 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:21:55,409 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:21:55,409 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:21:55,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:21:55,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:55,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:21:55,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:21:55,411 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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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 -> 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 [2024-11-13 22:21:55,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:21:55,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:21:55,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:21:55,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:21:55,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:21:55,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c Unable to find full path for "g++" [2024-11-13 22:21:57,914 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:21:58,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:21:58,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2024-11-13 22:21:58,289 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data/568b2abe5/68792ee9e9944e16b52a8dffc7a51db2/FLAGa6f5a8ba7 [2024-11-13 22:21:58,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data/568b2abe5/68792ee9e9944e16b52a8dffc7a51db2 [2024-11-13 22:21:58,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:21:58,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:21:58,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:58,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:21:58,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:21:58,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203ac3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58, skipping insertion in model container [2024-11-13 22:21:58,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,351 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:21:58,556 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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-13 22:21:58,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:58,572 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:21:58,611 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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-13 22:21:58,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:58,634 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:21:58,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58 WrapperNode [2024-11-13 22:21:58,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:58,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:58,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:21:58,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:21:58,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,697 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-11-13 22:21:58,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:58,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:21:58,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:21:58,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:21:58,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:21:58,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:21:58,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:21:58,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:21:58,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:58" (1/1) ... [2024-11-13 22:21:58,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:58,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:21:58,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:21:58,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:21:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:21:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:21:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:21:58,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:21:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:21:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:21:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:21:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:21:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:21:58,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:21:58,961 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:21:58,963 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:21:59,267 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 22:21:59,268 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:21:59,481 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:21:59,481 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:21:59,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:59 BoogieIcfgContainer [2024-11-13 22:21:59,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:21:59,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:21:59,482 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:21:59,494 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:21:59,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:59" (1/1) ... [2024-11-13 22:21:59,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:21:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 22:21:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 22:21:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:21:59,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:59,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:59,761 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 22:21:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:59,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:21:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:21:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:21:59,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:59,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:21:59,860 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:21:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:22:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:22:00,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:22:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:22:00,052 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:22:00,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:22:00 ImpRootNode [2024-11-13 22:22:00,089 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:22:00,089 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:22:00,090 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:22:00,090 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:22:00,091 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:59" (3/4) ... [2024-11-13 22:22:00,093 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:22:00,094 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:22:00,097 INFO L158 Benchmark]: Toolchain (without parser) took 1779.27ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 88.5MB in the end (delta: 6.1MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-11-13 22:22:00,097 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:00,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.90ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 83.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:22:00,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.00ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 81.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:00,098 INFO L158 Benchmark]: Boogie Preprocessor took 46.43ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.4MB in the end (delta: 997.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:00,099 INFO L158 Benchmark]: RCFGBuilder took 732.59ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 54.6MB in the end (delta: 25.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:22:00,099 INFO L158 Benchmark]: CodeCheck took 606.29ms. Allocated memory is still 117.4MB. Free memory was 54.6MB in the beginning and 88.6MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:00,104 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 88.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:00,106 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 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, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 82]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L77] float x = 0.0f; [L78] CALL, EXPR floor_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000, x=0] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000, i0=1258291200, ix=1258291200, j0=23, x=0] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=0, huge_floor=1000000000000000000000000000000, i0=1258291200] [L78] RET, EXPR floor_float(x) [L78] float res = floor_float(x); [L81] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_floor=1000000000000000000000000000000, res=0] [L81] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L82] reach_error() VAL [huge_floor=1000000000000000000000000000000, res=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.90ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 83.0MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.00ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 81.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.43ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.4MB in the end (delta: 997.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 732.59ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 54.6MB in the end (delta: 25.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 606.29ms. Allocated memory is still 117.4MB. Free memory was 54.6MB in the beginning and 88.6MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 88.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:22:00,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:22:03,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:22:03,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:22:03,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:22:03,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:22:03,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:22:03,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:22:03,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:22:03,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:22:03,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:22:03,343 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:22:03,344 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:22:03,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:03,345 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:22:03,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:22:03,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:22:03,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:22:03,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:22:03,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:22:03,346 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:22:03,346 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:03,346 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:22:03,346 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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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 -> 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 [2024-11-13 22:22:03,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:22:03,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:22:03,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:22:03,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:22:03,709 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:22:03,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c Unable to find full path for "g++" [2024-11-13 22:22:05,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:22:06,010 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:22:06,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2024-11-13 22:22:06,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data/81f5ffebd/43927a5fc97b49d58c03bbb5fed1cba5/FLAGe1c9e06be [2024-11-13 22:22:06,054 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/data/81f5ffebd/43927a5fc97b49d58c03bbb5fed1cba5 [2024-11-13 22:22:06,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:22:06,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:22:06,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:22:06,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:22:06,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:22:06,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bae850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06, skipping insertion in model container [2024-11-13 22:22:06,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,100 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:22:06,349 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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-13 22:22:06,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:22:06,376 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:22:06,420 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_08f89af4-d3f5-4d4f-b719-a92c95a033e2/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-13 22:22:06,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:22:06,450 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:22:06,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06 WrapperNode [2024-11-13 22:22:06,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:22:06,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:22:06,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:22:06,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:22:06,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,511 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-13 22:22:06,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:22:06,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:22:06,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:22:06,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:22:06,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:22:06,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:22:06,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:22:06,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:22:06,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:06" (1/1) ... [2024-11-13 22:22:06,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:22:06,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:22:06,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:22:06,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:22:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:22:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:22:06,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:22:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:22:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:22:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:22:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:22:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:22:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:22:06,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:22:06,753 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:22:06,755 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:22:07,266 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:22:07,267 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:22:07,395 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:22:07,396 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:22:07,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:22:07 BoogieIcfgContainer [2024-11-13 22:22:07,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:22:07,397 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:22:07,398 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:22:07,407 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:22:07,408 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:22:07" (1/1) ... [2024-11-13 22:22:07,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:22:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 22:22:07,477 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 22:22:07,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:22:07,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:07,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:07,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:07,487 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:07,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:22:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,700 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:22:07,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:07,768 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 22:22:07,770 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:22:07,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:22:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:22:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:22:07,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:07,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:07,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:07,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:07,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:22:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:08,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:08,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:22:08,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:08,239 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:08,241 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 22:22:08,316 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 22:22:08,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:22:08,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 22:22:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 22:22:08,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:22:08,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:08,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:08,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:08,545 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:08,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:22:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:08,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:08,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:08,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:08,975 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 22:22:08,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:22:10,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:10,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 22:22:10,011 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 22:22:10,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:22:10,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:10,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:10,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:10,014 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:10,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:22:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:10,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:10,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:22:10,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:10,211 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 22:22:10,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:22:10,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:10,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 22:22:10,224 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:22:10,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:22:10,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:10,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:10,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:10,230 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:10,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:22:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:10,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:10,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:22:10,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:10,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:22:11,660 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 22:22:11,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:22:14,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 22:22:14,844 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 22:22:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:22:14,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:14,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:14,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:14,848 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:14,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:22:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:15,040 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:15,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:22:15,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:15,090 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 22:22:15,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:22:15,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:15,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-13 22:22:15,104 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-13 22:22:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:22:15,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:15,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:15,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:15,108 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:15,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:22:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:15,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:15,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:22:15,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:15,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:22:16,163 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 22:22:16,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 24 [2024-11-13 22:22:16,800 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 22:22:16,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 11 [2024-11-13 22:22:16,811 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 22:22:16,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 19 [2024-11-13 22:22:17,003 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 22:22:17,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:22:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-13 22:22:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-13 22:22:19,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:22:19,632 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 22:22:19,642 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:22:19,942 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) |ULTIMATE.start_main_#t~short9#1| (= |ULTIMATE.start_main_~res~0#1| (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)))) [2024-11-13 22:22:19,943 INFO L77 FloydHoareUtils]: At program point L81-2(lines 81 84) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-13 22:22:19,943 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 70 87) the Hoare annotation is: true [2024-11-13 22:22:19,943 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-13 22:22:19,943 INFO L77 FloydHoareUtils]: At program point L61-1(lines 61 65) the Hoare annotation is: (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-11-13 22:22:19,943 INFO L77 FloydHoareUtils]: At program point L61-2(lines 61 65) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start___signbit_float_~x#1|)) [2024-11-13 22:22:19,944 INFO L77 FloydHoareUtils]: At program point L61-3(lines 61 65) the Hoare annotation is: (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-11-13 22:22:19,944 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2024-11-13 22:22:19,944 INFO L77 FloydHoareUtils]: At program point floor_float_returnLabel#1(lines 15 56) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start_floor_float_#res#1|)) [2024-11-13 22:22:19,944 INFO L75 FloydHoareUtils]: For program point L82(line 82) no Hoare annotation was computed. [2024-11-13 22:22:19,944 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:22:19,944 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= (bvadd (_ bv127 32) |ULTIMATE.start_floor_float_~j0~0#1|) (bvlshr |ULTIMATE.start_floor_float_~ix~0#1| (_ bv23 32))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start_floor_float_~ix~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_~i0~0#1|))) [2024-11-13 22:22:19,945 INFO L77 FloydHoareUtils]: At program point L50(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= |ULTIMATE.start_floor_float_~x#1| (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)))) [2024-11-13 22:22:19,945 INFO L77 FloydHoareUtils]: At program point L50-1(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (_ +zero 8 24))) (= (_ bv0 32) |ULTIMATE.start_floor_float_~i0~0#1|)) [2024-11-13 22:22:19,945 INFO L77 FloydHoareUtils]: At program point L50-2(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= |ULTIMATE.start_floor_float_~x#1| (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)))) [2024-11-13 22:22:19,945 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:22:19,945 INFO L77 FloydHoareUtils]: At program point L26(lines 26 43) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= (bvadd (_ bv127 32) |ULTIMATE.start_floor_float_~j0~0#1|) (bvlshr |ULTIMATE.start_floor_float_~ix~0#1| (_ bv23 32))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start_floor_float_~ix~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_~i0~0#1|))) [2024-11-13 22:22:19,950 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 22:22:19,950 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 22:22:19,950 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 22:22:19,963 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:22:19,972 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:22:19,972 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:22:19,973 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-13 22:22:19,975 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:22:19,976 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:22:19,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:22:19 ImpRootNode [2024-11-13 22:22:19,979 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:22:19,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:22:19,981 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:22:19,981 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:22:19,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:22:07" (3/4) ... [2024-11-13 22:22:19,985 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:22:19,994 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-13 22:22:19,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:22:19,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:22:19,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:22:20,028 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0.0 == \result) [2024-11-13 22:22:20,055 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0.0 == \result) [2024-11-13 22:22:20,119 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:22:20,120 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:22:20,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:22:20,121 INFO L158 Benchmark]: Toolchain (without parser) took 14058.13ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 43.3MB in the end (delta: 17.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-13 22:22:20,121 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:20,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.61ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 48.0MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:22:20,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.83ms. Allocated memory is still 83.9MB. Free memory was 48.0MB in the beginning and 46.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:22:20,122 INFO L158 Benchmark]: Boogie Preprocessor took 56.23ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 45.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:20,123 INFO L158 Benchmark]: RCFGBuilder took 828.06ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 27.6MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:22:20,123 INFO L158 Benchmark]: CodeCheck took 12581.85ms. Allocated memory is still 83.9MB. Free memory was 27.6MB in the beginning and 48.2MB in the end (delta: -20.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:20,123 INFO L158 Benchmark]: Witness Printer took 139.52ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 43.3MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:20,127 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 6.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 192 SdHoareTripleChecker+Invalid, 5.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 393 IncrementalHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 126 mSDtfsCounter, 393 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 677 GetRequests, 614 SyntacticMatches, 7 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 16 QuantifiedInterpolants, 628 SizeOfPredicates, 17 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 82]: 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 - InvariantResult [Line: 15]: Location Invariant Derived location invariant: (0.0 == \result) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: (0 == i0) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (0.0 == x) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.61ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 48.0MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.83ms. Allocated memory is still 83.9MB. Free memory was 48.0MB in the beginning and 46.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.23ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 45.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 828.06ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 27.6MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12581.85ms. Allocated memory is still 83.9MB. Free memory was 27.6MB in the beginning and 48.2MB in the end (delta: -20.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 139.52ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 43.3MB in the end (delta: 4.9MB). There was no memory consumed. 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: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - 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 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:22:20,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08f89af4-d3f5-4d4f-b719-a92c95a033e2/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