./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b.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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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 075a76806290abf75c2d2bbc3aed8400bd808fbae1a9b71a2d432aac31dd29da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:16:15,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:16:15,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:16:15,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:16:15,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:16:15,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:16:15,416 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:16:15,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:16:15,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:16:15,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:16:15,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:16:15,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:16:15,417 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:16:15,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:16:15,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:16:15,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:16:15,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:16:15,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:16:15,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:16:15,419 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:16:15,419 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:16:15,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:16:15,419 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:16:15,419 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:16:15,420 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:16:15,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:16:15,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:16:15,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:16:15,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:16:15,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:16:15,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:16:15,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:16:15,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:16:15,421 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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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 -> 075a76806290abf75c2d2bbc3aed8400bd808fbae1a9b71a2d432aac31dd29da [2024-11-13 22:16:15,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:16:15,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:16:15,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:16:15,852 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:16:15,853 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:16:15,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b.c Unable to find full path for "g++" [2024-11-13 22:16:17,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:16:18,268 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:16:18,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c [2024-11-13 22:16:18,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data/8181f800b/8e2a45eedf30474ca1368b956869ef9c/FLAG249300d3f [2024-11-13 22:16:18,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data/8181f800b/8e2a45eedf30474ca1368b956869ef9c [2024-11-13 22:16:18,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:16:18,297 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:16:18,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:16:18,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:16:18,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:16:18,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dfb9719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18, skipping insertion in model container [2024-11-13 22:16:18,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,325 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:16:18,540 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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c[3330,3343] [2024-11-13 22:16:18,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:16:18,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:16:18,593 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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c[3330,3343] [2024-11-13 22:16:18,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:16:18,620 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:16:18,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18 WrapperNode [2024-11-13 22:16:18,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:16:18,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:16:18,623 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:16:18,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:16:18,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,683 INFO L138 Inliner]: procedures = 20, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 194 [2024-11-13 22:16:18,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:16:18,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:16:18,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:16:18,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:16:18,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:16:18,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:16:18,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:16:18,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:16:18,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:18" (1/1) ... [2024-11-13 22:16:18,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:16:18,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:16:18,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:16:18,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:16:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:16:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:16:18,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:16:18,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 22:16:18,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:16:18,990 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:16:18,992 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:16:19,361 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 22:16:19,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:16:19,470 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:16:19,470 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 22:16:19,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:19 BoogieIcfgContainer [2024-11-13 22:16:19,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:16:19,476 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:16:19,476 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:16:19,488 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:16:19,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:19" (1/1) ... [2024-11-13 22:16:19,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:16:19,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-13 22:16:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 22:16:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:16:19,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:19,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:19,961 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 22:16:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 22:16:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 22:16:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:16:20,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:20,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:16:20,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:16:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:16:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:16:20,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:16:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:16:20,705 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:16:20,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:16:20 ImpRootNode [2024-11-13 22:16:20,761 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:16:20,762 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:16:20,762 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:16:20,762 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:16:20,764 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:19" (3/4) ... [2024-11-13 22:16:20,767 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:16:20,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:16:20,774 INFO L158 Benchmark]: Toolchain (without parser) took 2472.19ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 62.2MB in the end (delta: 30.3MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-13 22:16:20,775 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:16:20,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.76ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.3MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:16:20,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.44ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:16:20,776 INFO L158 Benchmark]: Boogie Preprocessor took 60.81ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:16:20,776 INFO L158 Benchmark]: RCFGBuilder took 728.82ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 54.8MB in the end (delta: 21.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:16:20,777 INFO L158 Benchmark]: CodeCheck took 1285.40ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 62.2MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:16:20,777 INFO L158 Benchmark]: Witness Printer took 6.05ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 62.2MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:16:20,782 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 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, 0.3s 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: 144]: 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 143, overapproximation of someUnaryDOUBLEoperation at line 46, overapproximation of someUnaryFLOAToperation at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 67. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L31-L36] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L38-L43] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L45-L49] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L51-L53] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L139] float x = -0.0f; [L140] CALL, EXPR atan_float(x) [L56] float w, s1, s2, z; [L57] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L60] ieee_float_shape_type gf_u; [L61] gf_u.value = (x) [L62] EXPR gf_u.word [L62] (hx) = gf_u.word [L64] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=2139095041, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=2] [L65] COND TRUE ix >= 0x50800000 [L66] COND TRUE ((ix) > 0x7f800000L) [L67] return x + x; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=2] [L140] RET, EXPR atan_float(x) [L140] float res = atan_float(x); [L143] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=17] [L143] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L144] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=17] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.76ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.3MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.44ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.81ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 728.82ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 54.8MB in the end (delta: 21.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1285.40ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 62.2MB in the end (delta: -7.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.05ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 62.2MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:16:20,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0620b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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 075a76806290abf75c2d2bbc3aed8400bd808fbae1a9b71a2d432aac31dd29da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:16:23,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:16:24,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:16:24,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:16:24,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:16:24,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:16:24,128 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:16:24,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:16:24,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:16:24,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:16:24,129 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:16:24,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:16:24,132 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:16:24,133 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:16:24,133 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:24,134 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:16:24,134 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:16:24,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:16:24,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:16:24,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:16:24,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:16:24,134 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:16:24,135 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:24,137 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:16:24,137 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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/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 -> 075a76806290abf75c2d2bbc3aed8400bd808fbae1a9b71a2d432aac31dd29da [2024-11-13 22:16:24,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:16:24,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:16:24,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:16:24,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:16:24,504 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:16:24,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0620b.c Unable to find full path for "g++" [2024-11-13 22:16:26,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:16:27,080 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:16:27,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c [2024-11-13 22:16:27,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data/1b58b9f54/5d482f894195460cbcde6022c07ec6ee/FLAG3071097f4 [2024-11-13 22:16:27,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/data/1b58b9f54/5d482f894195460cbcde6022c07ec6ee [2024-11-13 22:16:27,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:16:27,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:16:27,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:16:27,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:16:27,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:16:27,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c353f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27, skipping insertion in model container [2024-11-13 22:16:27,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:16:27,611 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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c[3330,3343] [2024-11-13 22:16:27,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:16:27,634 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:16:27,680 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_9063eb48-21d1-4d2e-8fe5-87784a6cf808/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c[3330,3343] [2024-11-13 22:16:27,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:16:27,712 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:16:27,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27 WrapperNode [2024-11-13 22:16:27,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:16:27,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:16:27,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:16:27,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:16:27,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,771 INFO L138 Inliner]: procedures = 23, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 194 [2024-11-13 22:16:27,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:16:27,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:16:27,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:16:27,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:16:27,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:16:27,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:16:27,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:16:27,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:16:27,851 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:27" (1/1) ... [2024-11-13 22:16:27,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:16:27,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:16:27,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:16:27,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:16:27,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 22:16:27,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:16:27,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:16:27,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:16:27,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:16:27,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:16:28,090 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:16:28,092 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:16:58,988 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-13 22:16:58,989 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:16:59,177 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:16:59,179 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 22:16:59,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:59 BoogieIcfgContainer [2024-11-13 22:16:59,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:16:59,181 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:16:59,181 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:16:59,195 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:16:59,195 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:59" (1/1) ... [2024-11-13 22:16:59,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:16:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:59,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-13 22:16:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 22:16:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:16:59,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:59,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:59,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:59,257 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:59,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:17:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:00,407 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:00,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:17:00,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:00,550 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 22:17:00,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:10,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:11,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 22:17:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 22:17:11,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:17:11,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:11,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:11,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:11,309 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:11,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:17:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:13,749 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:13,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:17:13,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:14,043 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 22:17:14,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-11-13 22:17:14,461 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 22:17:14,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:17:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2024-11-13 22:17:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-11-13 22:17:15,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:17:15,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:15,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:15,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:15,573 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:15,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:17:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:18,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:18,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:17:18,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:19,020 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 22:17:19,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:32,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:42,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.63s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:17:45,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 22:17:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 22:17:45,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:17:45,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:45,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:45,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:45,029 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:45,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:17:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:48,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:48,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:17:48,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:48,952 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 22:17:48,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-11-13 22:17:49,393 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 22:17:49,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:00,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:18:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 22:18:00,534 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 22:18:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:18:00,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:00,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:00,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:00,537 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:00,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:18:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:01,557 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:01,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:18:01,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:01,673 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 22:18:01,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:18:01,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 22:18:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:18:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:18:01,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:01,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:01,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:01,690 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:01,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:18:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:05,483 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:06,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:18:06,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:07,569 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 22:18:07,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:18:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2024-11-13 22:18:15,511 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2024-11-13 22:18:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:18:15,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:15,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:15,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:15,513 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:15,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:18:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:17,736 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:17,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:18:17,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:19,697 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 22:18:19,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-11-13 22:18:20,688 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 22:18:20,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:18:26,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 16 states and 15 transitions. [2024-11-13 22:18:26,320 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2024-11-13 22:18:26,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:18:26,320 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 22:18:26,328 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:18:27,576 INFO L77 FloydHoareUtils]: At program point L143(line 143) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short28#1| (= |ULTIMATE.start_main_~res~0#1| (fp.neg (_ +zero 8 24)))) [2024-11-13 22:18:27,576 INFO L77 FloydHoareUtils]: At program point L143-2(lines 143 146) the Hoare annotation is: |ULTIMATE.start_main_#t~short28#1| [2024-11-13 22:18:27,576 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 131 149) the Hoare annotation is: true [2024-11-13 22:18:27,576 INFO L75 FloydHoareUtils]: For program point L144(line 144) no Hoare annotation was computed. [2024-11-13 22:18:27,576 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:18:27,576 INFO L77 FloydHoareUtils]: At program point atan_float_returnLabel#1(lines 55 117) the Hoare annotation is: (= |ULTIMATE.start_atan_float_#res#1| (fp.neg (_ +zero 8 24))) [2024-11-13 22:18:27,576 INFO L77 FloydHoareUtils]: At program point L122-1(lines 122 126) the Hoare annotation is: (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|))) [2024-11-13 22:18:27,577 INFO L77 FloydHoareUtils]: At program point L122-2(lines 122 126) the Hoare annotation is: (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start___signbit_float_~x#1|) [2024-11-13 22:18:27,577 INFO L75 FloydHoareUtils]: For program point L23(lines 23 27) no Hoare annotation was computed. [2024-11-13 22:18:27,577 INFO L77 FloydHoareUtils]: At program point L122-3(lines 122 126) the Hoare annotation is: (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|))) [2024-11-13 22:18:27,577 INFO L75 FloydHoareUtils]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2024-11-13 22:18:27,577 INFO L75 FloydHoareUtils]: For program point L23-2(lines 23 27) no Hoare annotation was computed. [2024-11-13 22:18:27,577 INFO L77 FloydHoareUtils]: At program point L73(lines 73 98) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (exists ((|ULTIMATE.start_atan_float_~hx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start_atan_float_~ix~1#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_atan_float_~hx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_atan_float_~hx~0#1|)) .cse0))) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= .cse0 |ULTIMATE.start_atan_float_~x#1|))) [2024-11-13 22:18:27,577 INFO L77 FloydHoareUtils]: At program point L65(lines 65 72) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (exists ((|ULTIMATE.start_atan_float_~hx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start_atan_float_~ix~1#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_atan_float_~hx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_atan_float_~hx~0#1|)) .cse0))) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= .cse0 |ULTIMATE.start_atan_float_~x#1|))) [2024-11-13 22:18:27,577 INFO L75 FloydHoareUtils]: For program point L90-2(lines 73 98) no Hoare annotation was computed. [2024-11-13 22:18:27,578 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 144) no Hoare annotation was computed. [2024-11-13 22:18:27,578 INFO L77 FloydHoareUtils]: At program point L74(lines 74 77) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (exists ((|ULTIMATE.start_atan_float_~hx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start_atan_float_~ix~1#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_atan_float_~hx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_atan_float_~hx~0#1|)) .cse0))) (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= .cse0 |ULTIMATE.start_atan_float_~x#1|))) [2024-11-13 22:18:27,578 INFO L75 FloydHoareUtils]: For program point L74-2(lines 74 77) no Hoare annotation was computed. [2024-11-13 22:18:27,578 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:18:27,579 INFO L77 FloydHoareUtils]: At program point L75(lines 75 76) the Hoare annotation is: (and (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_atan_float_~x#1|)) [2024-11-13 22:18:27,579 INFO L77 FloydHoareUtils]: At program point L59-1(lines 59 63) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= (fp ((_ extract 31 31) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_atan_float_~hx~0#1|)) .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= .cse0 |ULTIMATE.start_atan_float_~x#1|))) [2024-11-13 22:18:27,579 INFO L77 FloydHoareUtils]: At program point L59-2(lines 59 63) the Hoare annotation is: (and (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_atan_float_~x#1|)) [2024-11-13 22:18:27,579 INFO L77 FloydHoareUtils]: At program point L59-3(lines 59 63) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~huge_atan~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= (fp ((_ extract 31 31) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_atan_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_atan_float_~hx~0#1|)) .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= .cse0 |ULTIMATE.start_atan_float_~x#1|))) [2024-11-13 22:18:27,579 INFO L75 FloydHoareUtils]: For program point L18-1(lines 18 22) no Hoare annotation was computed. [2024-11-13 22:18:27,579 INFO L75 FloydHoareUtils]: For program point L18-2(lines 18 22) no Hoare annotation was computed. [2024-11-13 22:18:27,588 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:18:27,590 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:18:27,590 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:18:27,590 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:18:27,590 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:18:27,590 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-13 22:18:27,590 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:18:27,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:18:27 ImpRootNode [2024-11-13 22:18:27,591 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:18:27,592 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:18:27,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:18:27,592 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:18:27,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:59" (3/4) ... [2024-11-13 22:18:27,595 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:18:27,601 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-13 22:18:27,602 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 22:18:27,602 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:18:27,602 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:18:27,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:18:27,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:18:27,708 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:18:27,709 INFO L158 Benchmark]: Toolchain (without parser) took 120389.96ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 31.2MB in the end (delta: 61.2MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-11-13 22:18:27,709 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:27,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.27ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:18:27,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.75ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:27,710 INFO L158 Benchmark]: Boogie Preprocessor took 73.94ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 74.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:27,710 INFO L158 Benchmark]: RCFGBuilder took 31334.17ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 89.0MB in the end (delta: -14.8MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-13 22:18:27,713 INFO L158 Benchmark]: CodeCheck took 88410.00ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 37.2MB in the end (delta: 51.8MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-11-13 22:18:27,713 INFO L158 Benchmark]: Witness Printer took 116.62ms. Allocated memory is still 117.4MB. Free memory was 37.2MB in the beginning and 31.2MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:27,715 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 87.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 21 mSolverCounterUnknown, 335 SdHoareTripleChecker+Valid, 233.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 110 mSDsluCounter, 193 SdHoareTripleChecker+Invalid, 226.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 363 IncrementalHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 131 mSDtfsCounter, 363 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 687 GetRequests, 644 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 20.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 4 QuantifiedInterpolants, 382 SizeOfPredicates, 13 NumberOfNonLiveVariables, 619 ConjunctsInSsa, 37 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: 144]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.27ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.75ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.94ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 74.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 31334.17ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 89.0MB in the end (delta: -14.8MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * CodeCheck took 88410.00ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 37.2MB in the end (delta: 51.8MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Witness Printer took 116.62ms. Allocated memory is still 117.4MB. Free memory was 37.2MB in the beginning and 31.2MB in the end (delta: 6.1MB). 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: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:18:27,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9063eb48-21d1-4d2e-8fe5-87784a6cf808/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE