./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi --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 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:23,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:24,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:54:24,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:24,086 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:24,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:24,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:24,140 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:24,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:24,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:24,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:24,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:24,144 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:24,148 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:24,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:24,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:24,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:24,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:24,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:24,152 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:24,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:24,153 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:24,154 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:24,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:24,155 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:24,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:24,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:24,157 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:24,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:24,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:24,159 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:24,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:24,160 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:24,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 [2023-11-24 22:54:24,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:24,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:24,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:24,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:24,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:24,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2023-11-24 22:54:27,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:27,819 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:27,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2023-11-24 22:54:27,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data/f93140b46/2622234be3b24890b416ca7b64b6ef1d/FLAGba5980e98 [2023-11-24 22:54:27,845 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data/f93140b46/2622234be3b24890b416ca7b64b6ef1d [2023-11-24 22:54:27,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:27,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:27,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:27,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:27,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:27,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1a1e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27, skipping insertion in model container [2023-11-24 22:54:27,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:28,128 WARN L240 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_55b80817-8ce0-4671-96b5-3a8b025c591b/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2023-11-24 22:54:28,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:28,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:28,189 WARN L240 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_55b80817-8ce0-4671-96b5-3a8b025c591b/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2023-11-24 22:54:28,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:28,208 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:28,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28 WrapperNode [2023-11-24 22:54:28,209 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:28,210 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:28,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:28,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:28,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,268 INFO L138 Inliner]: procedures = 18, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 265 [2023-11-24 22:54:28,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:28,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:28,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:28,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:28,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:28,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:28,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:28,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:28,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:28,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:28,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:28,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:54:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 22:54:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:54:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 22:54:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:54:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:54:28,522 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:28,525 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:28,915 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:29,195 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:29,195 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-24 22:54:29,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:29 BoogieIcfgContainer [2023-11-24 22:54:29,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:29,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:29,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:29,210 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:29,210 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:29" (1/1) ... [2023-11-24 22:54:29,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:29,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2023-11-24 22:54:29,327 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2023-11-24 22:54:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:54:29,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:29,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:29,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-11-24 22:54:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-24 22:54:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:54:29,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:29,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:29,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:29,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:29,846 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:54:29,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:54:29 ImpRootNode [2023-11-24 22:54:29,889 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:54:29,889 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:54:29,889 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:54:29,890 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:54:29,890 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:29" (3/4) ... [2023-11-24 22:54:29,895 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:54:29,896 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:54:29,897 INFO L158 Benchmark]: Toolchain (without parser) took 2047.78ms. Allocated memory is still 161.5MB. Free memory was 129.8MB in the beginning and 108.8MB in the end (delta: 21.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,898 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 119.5MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.66ms. Allocated memory is still 161.5MB. Free memory was 129.4MB in the beginning and 115.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,899 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.84ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 113.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,900 INFO L158 Benchmark]: Boogie Preprocessor took 58.29ms. Allocated memory is still 161.5MB. Free memory was 113.2MB in the beginning and 111.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,901 INFO L158 Benchmark]: RCFGBuilder took 869.03ms. Allocated memory is still 161.5MB. Free memory was 111.1MB in the beginning and 71.8MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,901 INFO L158 Benchmark]: CodeCheck took 689.43ms. Allocated memory is still 161.5MB. Free memory was 71.8MB in the beginning and 109.7MB in the end (delta: -37.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,902 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 108.8MB in the end (delta: 817.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,905 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 161]: 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 147, overapproximation of someBinaryArithmeticFLOAToperation at line 119. Possible FailurePath: [L14-L18] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L20] static const float zero_log = 0.0; [L100-L103] static const float two25_log10 = 3.3554432000e+07, ivln10_log10 = 4.3429449201e-01, log10_2hi_log10 = 3.0102920532e-01, log10_2lo_log10 = 7.9034151668e-07; [L105] static const float zero = 0.0; [L156] float x = -1.0f / 0.0f; [L157] CALL, EXPR __ieee754_log10f(x) [L108] float y, z; [L109] __int32_t i, k, hx; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, \old(x)=2, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L112] ieee_float_shape_type gf_u; [L113] EXPR gf_u.value = (x) [L114] EXPR gf_u.word [L114] EXPR (hx) = gf_u.word [L111-L115] { ieee_float_shape_type gf_u; gf_u.value = (x); (hx) = gf_u.word; } VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, \old(x)=2, hx=0, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L117] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, \old(x)=2, hx=0, ivln10_log10=43429449201/100000000000, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L118] COND TRUE ((hx & 0x7fffffff) == 0) [L119] return -two25_log10 / zero; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, \old(x)=2, hx=0, ivln10_log10=43429449201/100000000000, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L157] RET, EXPR __ieee754_log10f(x) [L157] float res = __ieee754_log10f(x); [L160] CALL, EXPR isnan_float(res) [L147] return x != x; [L160] RET, EXPR isnan_float(res) [L160] COND TRUE !isnan_float(res) [L161] reach_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, res=5, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 119.5MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.66ms. Allocated memory is still 161.5MB. Free memory was 129.4MB in the beginning and 115.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.84ms. Allocated memory is still 161.5MB. Free memory was 115.8MB in the beginning and 113.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.29ms. Allocated memory is still 161.5MB. Free memory was 113.2MB in the beginning and 111.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 869.03ms. Allocated memory is still 161.5MB. Free memory was 111.1MB in the beginning and 71.8MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 689.43ms. Allocated memory is still 161.5MB. Free memory was 71.8MB in the beginning and 109.7MB in the end (delta: -37.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 108.8MB in the end (delta: 817.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:54:29,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi --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 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:32,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:32,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:54:32,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:32,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:32,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:32,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:32,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:32,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:32,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:32,988 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:32,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:32,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:32,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:32,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:32,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:32,993 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:54:32,993 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:54:32,994 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:54:32,995 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:32,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:32,996 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:32,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:32,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:32,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:32,998 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:32,998 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:32,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:32,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:33,000 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:33,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:33,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:33,002 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:54:33,003 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:33,003 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:33,003 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:54:33,003 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:33,004 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3d3bb15f1283b96fbc9519b4946e30f904b241ec984b139ceb6db5a438fc07 [2023-11-24 22:54:33,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:33,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:33,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:33,448 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:33,448 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:33,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2023-11-24 22:54:36,602 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:36,922 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:36,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c [2023-11-24 22:54:36,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data/1d0ddf024/da482aee3a194a7d85a7089ad22645a8/FLAG16800314d [2023-11-24 22:54:36,948 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/data/1d0ddf024/da482aee3a194a7d85a7089ad22645a8 [2023-11-24 22:54:36,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:36,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:36,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:36,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:36,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:36,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139058f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36, skipping insertion in model container [2023-11-24 22:54:36,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:37,269 WARN L240 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_55b80817-8ce0-4671-96b5-3a8b025c591b/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2023-11-24 22:54:37,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:37,305 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:37,380 WARN L240 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_55b80817-8ce0-4671-96b5-3a8b025c591b/sv-benchmarks/c/float-newlib/float_req_bl_0970b.c[4118,4131] [2023-11-24 22:54:37,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:37,408 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:37,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37 WrapperNode [2023-11-24 22:54:37,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:37,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:37,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:37,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:37,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,497 INFO L138 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 211 [2023-11-24 22:54:37,500 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:37,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:37,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:37,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:37,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,601 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:37,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:37,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:37,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:37,608 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:37,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:37,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:37,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55b80817-8ce0-4671-96b5-3a8b025c591b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:37,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:54:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:54:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 22:54:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:54:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:37,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 22:54:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:54:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:54:37,809 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:37,812 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation