./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk --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 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:41,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:41,243 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:06:41,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:41,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:41,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:41,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:41,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:41,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:41,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:41,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:41,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:41,289 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:41,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:41,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:41,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:41,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:41,293 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:41,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:41,294 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:41,294 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:41,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:41,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:41,296 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:41,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:41,297 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:41,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:41,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:41,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:41,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:41,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:41,300 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:41,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:41,301 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_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc [2024-11-08 22:06:41,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:41,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:41,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:41,656 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:41,657 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:41,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c Unable to find full path for "g++" [2024-11-08 22:06:43,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:43,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:43,989 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2024-11-08 22:06:44,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data/3cec8c37b/4d80a35e0ca4437fa593c5ba900723d8/FLAGdc9d25dbc [2024-11-08 22:06:44,017 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data/3cec8c37b/4d80a35e0ca4437fa593c5ba900723d8 [2024-11-08 22:06:44,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:44,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:44,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:44,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:44,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:44,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cb1dbf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44, skipping insertion in model container [2024-11-08 22:06:44,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:44,329 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_a2a0d60e-6984-4dbd-b247-febb148622a6/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-08 22:06:44,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:44,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:44,402 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_a2a0d60e-6984-4dbd-b247-febb148622a6/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-08 22:06:44,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:44,424 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:44,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44 WrapperNode [2024-11-08 22:06:44,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:44,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:44,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:44,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:44,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,477 INFO L138 Inliner]: procedures = 18, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 148 [2024-11-08 22:06:44,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:44,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:44,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:44,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:44,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:44,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:44,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:44,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:44,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:44" (1/1) ... [2024-11-08 22:06:44,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:44,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:44,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:44,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:06:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:06:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:06:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:06:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:44,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:06:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2024-11-08 22:06:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2024-11-08 22:06:44,740 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:44,742 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:45,131 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:45,131 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:45,325 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:45,327 INFO L316 CfgBuilder]: Removed 13 assume(true) statements. [2024-11-08 22:06:45,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:45 BoogieIcfgContainer [2024-11-08 22:06:45,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:45,331 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:45,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:45,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:45,345 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:45" (1/1) ... [2024-11-08 22:06:45,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2024-11-08 22:06:45,444 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2024-11-08 22:06:45,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:06:45,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:45,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2024-11-08 22:06:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2024-11-08 22:06:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:06:45,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:45,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:45,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:45,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:45,986 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:06:46,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:46 ImpRootNode [2024-11-08 22:06:46,028 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:46,029 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:46,029 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:46,029 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:46,030 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:45" (3/4) ... [2024-11-08 22:06:46,034 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:46,035 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:46,037 INFO L158 Benchmark]: Toolchain (without parser) took 2014.59ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 124.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:46,038 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:46,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.40ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 114.1MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:46,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.05ms. Allocated memory is still 165.7MB. Free memory was 114.1MB in the beginning and 112.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:46,041 INFO L158 Benchmark]: Boogie Preprocessor took 61.94ms. Allocated memory is still 165.7MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:46,043 INFO L158 Benchmark]: RCFGBuilder took 787.22ms. Allocated memory is still 165.7MB. Free memory was 109.9MB in the beginning and 78.9MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:46,044 INFO L158 Benchmark]: CodeCheck took 697.08ms. Allocated memory is still 165.7MB. Free memory was 78.9MB in the beginning and 124.4MB in the end (delta: -45.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:46,044 INFO L158 Benchmark]: Witness Printer took 6.80ms. Allocated memory is still 165.7MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:46,049 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 2 procedures, 47 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, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s 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, 13 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 184]: 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 183, overapproximation of someUnaryDOUBLEoperation at line 86, overapproximation of someBinaryArithmeticFLOAToperation at line 105. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L83-L90] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L179] float x = 1.0f; [L180] CALL, EXPR __ieee754_acosf(x) [L93] float z, p, q, r, w, s, c, df; [L94] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L96] ieee_float_shape_type gf_u; [L97] gf_u.value = (x) [L98] EXPR gf_u.word [L98] (hx) = gf_u.word [L100] ix = hx & 0x7fffffff VAL [hx=1065353216, ix=1065353216, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L101] COND TRUE ix == 0x3f800000 [L102] COND TRUE hx > 0 [L103] return 0.0; VAL [\result=0, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L180] RET, EXPR __ieee754_acosf(x) [L180] float res = __ieee754_acosf(x); [L183] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, res=0, tiny_sqrt=1/1000000000000000000000000000000] [L183] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L184] reach_error() VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, res=0, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.40ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 114.1MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.05ms. Allocated memory is still 165.7MB. Free memory was 114.1MB in the beginning and 112.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.94ms. Allocated memory is still 165.7MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 787.22ms. Allocated memory is still 165.7MB. Free memory was 109.9MB in the beginning and 78.9MB in the end (delta: 31.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 697.08ms. Allocated memory is still 165.7MB. Free memory was 78.9MB in the beginning and 124.4MB in the end (delta: -45.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.80ms. Allocated memory is still 165.7MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:06:46,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/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_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk --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 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:48,702 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:48,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:06:48,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:48,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:48,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:48,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:48,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:48,856 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:48,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:48,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:48,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:48,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:48,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:48,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:48,864 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:48,864 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:48,864 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:48,865 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:48,865 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:48,866 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:48,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:48,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:48,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:48,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:48,867 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:48,868 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:48,868 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:48,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:48,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:48,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:48,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:48,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:48,873 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:48,873 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:48,874 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:48,874 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_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc [2024-11-08 22:06:49,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:49,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:49,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:49,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:49,340 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:49,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c Unable to find full path for "g++" [2024-11-08 22:06:51,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:51,859 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:51,860 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2024-11-08 22:06:51,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data/8888c1356/0fa79af5d9854f2eb6d83154f05e2824/FLAGf5e71c868 [2024-11-08 22:06:51,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/data/8888c1356/0fa79af5d9854f2eb6d83154f05e2824 [2024-11-08 22:06:51,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:51,890 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:51,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:51,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:51,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:51,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72069a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:51, skipping insertion in model container [2024-11-08 22:06:51,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:51" (1/1) ... [2024-11-08 22:06:51,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:52,276 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_a2a0d60e-6984-4dbd-b247-febb148622a6/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-08 22:06:52,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:52,310 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:52,388 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_a2a0d60e-6984-4dbd-b247-febb148622a6/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-08 22:06:52,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:52,419 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:52,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52 WrapperNode [2024-11-08 22:06:52,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:52,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:52,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:52,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:52,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,496 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 148 [2024-11-08 22:06:52,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:52,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:52,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:52,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:52,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:52,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:52,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:52,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:52,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:52" (1/1) ... [2024-11-08 22:06:52,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:52,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:52,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:52,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:52,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:06:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:52,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:06:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:06:52,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:52,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:06:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:06:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:52,719 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2024-11-08 22:06:52,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2024-11-08 22:06:52,876 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:52,879 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:35,684 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-08 22:07:35,685 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:35,785 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:07:35,785 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-08 22:07:35,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:35 BoogieIcfgContainer [2024-11-08 22:07:35,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:07:35,787 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:07:35,787 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:07:35,798 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:07:35,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:35" (1/1) ... [2024-11-08 22:07:35,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:07:35,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:35,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2024-11-08 22:07:35,863 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2024-11-08 22:07:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:07:35,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:35,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:35,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:35,869 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:35,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:07:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:36,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:36,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:07:36,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:36,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:36,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:07:47,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:07:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2024-11-08 22:07:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2024-11-08 22:07:47,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:07:47,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:47,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:47,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:47,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:07:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:49,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:49,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:07:49,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:49,579 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:49,581 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:07:50,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:50,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:08:02,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:09,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:20,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:31,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:41,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.71s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:42,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:44,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-08 22:08:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-08 22:08:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:08:44,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:44,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:08:44,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:08:44,433 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:08:44,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:08:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:45,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:08:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:45,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:08:45,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:08:45,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:08:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:45,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-11-08 22:08:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-11-08 22:08:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:08:45,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:45,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:08:45,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:08:45,181 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:08:45,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:08:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:46,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:08:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:46,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 22:08:46,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:46,888 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 [2024-11-08 22:08:50,036 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:08:50,037 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:08:50,082 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 23 treesize of output 11 [2024-11-08 22:08:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:08:51,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:09:06,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:17,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:28,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:38,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:48,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:59,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.70s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:10:00,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:10:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-08 22:10:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-08 22:10:06,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:10:06,787 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-08 22:10:06,797 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:10:07,289 INFO L77 FloydHoareUtils]: At program point __ieee754_acosf_returnLabel#1(lines 92 159) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___ieee754_acosf_#res#1|))) [2024-11-08 22:10:07,290 INFO L75 FloydHoareUtils]: For program point L184(line 184) no Hoare annotation was computed. [2024-11-08 22:10:07,290 INFO L75 FloydHoareUtils]: For program point L143(lines 143 147) no Hoare annotation was computed. [2024-11-08 22:10:07,290 INFO L75 FloydHoareUtils]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2024-11-08 22:10:07,290 INFO L75 FloydHoareUtils]: For program point L143-2(lines 143 147) no Hoare annotation was computed. [2024-11-08 22:10:07,290 INFO L75 FloydHoareUtils]: For program point L106(lines 106 108) no Hoare annotation was computed. [2024-11-08 22:10:07,290 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 173 189) the Hoare annotation is: true [2024-11-08 22:10:07,290 INFO L77 FloydHoareUtils]: At program point L164-1(lines 164 168) the Hoare annotation is: (exists ((v_arrayElimCell_1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) (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|))) (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) ((_ to_fp 8 24) currentRoundingMode 1.0)))) [2024-11-08 22:10:07,291 INFO L77 FloydHoareUtils]: At program point L164-2(lines 164 168) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___signbit_float_~x#1|) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode 1.0)))) [2024-11-08 22:10:07,291 INFO L77 FloydHoareUtils]: At program point L164-3(lines 164 168) the Hoare annotation is: (exists ((v_arrayElimCell_1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) (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|))) (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) ((_ to_fp 8 24) currentRoundingMode 1.0)))) [2024-11-08 22:10:07,291 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 184) no Hoare annotation was computed. [2024-11-08 22:10:07,291 INFO L75 FloydHoareUtils]: For program point L136(line 136) no Hoare annotation was computed. [2024-11-08 22:10:07,291 INFO L75 FloydHoareUtils]: For program point L136-1(line 136) no Hoare annotation was computed. [2024-11-08 22:10:07,292 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:10:07,292 INFO L77 FloydHoareUtils]: At program point L95-1(lines 95 99) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= .cse0 |ULTIMATE.start___ieee754_acosf_~hx~1#1|)))) [2024-11-08 22:10:07,292 INFO L77 FloydHoareUtils]: At program point L95-2(lines 95 99) the Hoare annotation is: (= |ULTIMATE.start___ieee754_acosf_~x#1| ((_ to_fp 8 24) currentRoundingMode 1.0)) [2024-11-08 22:10:07,296 INFO L77 FloydHoareUtils]: At program point L95-3(lines 95 99) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= .cse0 |ULTIMATE.start___ieee754_acosf_~hx~1#1|)))) [2024-11-08 22:10:07,296 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:10:07,296 INFO L75 FloydHoareUtils]: For program point L129(line 129) no Hoare annotation was computed. [2024-11-08 22:10:07,296 INFO L75 FloydHoareUtils]: For program point L129-1(line 129) no Hoare annotation was computed. [2024-11-08 22:10:07,296 INFO L75 FloydHoareUtils]: For program point L121(lines 121 158) no Hoare annotation was computed. [2024-11-08 22:10:07,296 INFO L77 FloydHoareUtils]: At program point L183(line 183) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= |ULTIMATE.start_main_~res~0#1| ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))))) |ULTIMATE.start_main_#t~short15#1|) [2024-11-08 22:10:07,297 INFO L77 FloydHoareUtils]: At program point L183-2(lines 183 186) the Hoare annotation is: |ULTIMATE.start_main_#t~short15#1| [2024-11-08 22:10:07,297 INFO L75 FloydHoareUtils]: For program point L109(lines 109 158) no Hoare annotation was computed. [2024-11-08 22:10:07,297 INFO L75 FloydHoareUtils]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2024-11-08 22:10:07,297 INFO L75 FloydHoareUtils]: For program point L138-2(lines 138 142) no Hoare annotation was computed. [2024-11-08 22:10:07,297 INFO L77 FloydHoareUtils]: At program point L101(lines 101 108) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= .cse0 |ULTIMATE.start___ieee754_acosf_~hx~1#1|)))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_acosf_~hx~1#1|) |ULTIMATE.start___ieee754_acosf_~ix~1#1|)) [2024-11-08 22:10:07,298 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-11-08 22:10:07,298 INFO L75 FloydHoareUtils]: For program point L52-1(lines 52 61) no Hoare annotation was computed. [2024-11-08 22:10:07,298 INFO L75 FloydHoareUtils]: For program point L52-3(lines 52 61) no Hoare annotation was computed. [2024-11-08 22:10:07,298 INFO L75 FloydHoareUtils]: For program point L52-4(lines 16 81) no Hoare annotation was computed. [2024-11-08 22:10:07,299 INFO L75 FloydHoareUtils]: For program point L28(lines 28 29) no Hoare annotation was computed. [2024-11-08 22:10:07,299 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtfFINAL(lines 16 81) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point L37(lines 37 41) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtfEXIT(lines 16 81) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2024-11-08 22:10:07,300 INFO L75 FloydHoareUtils]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2024-11-08 22:10:07,301 INFO L75 FloydHoareUtils]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2024-11-08 22:10:07,301 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 16 81) no Hoare annotation was computed. [2024-11-08 22:10:07,301 INFO L75 FloydHoareUtils]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2024-11-08 22:10:07,301 INFO L75 FloydHoareUtils]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2024-11-08 22:10:07,301 INFO L75 FloydHoareUtils]: For program point L38-1(lines 38 39) no Hoare annotation was computed. [2024-11-08 22:10:07,301 INFO L75 FloydHoareUtils]: For program point L38-3(lines 38 39) no Hoare annotation was computed. [2024-11-08 22:10:07,302 INFO L75 FloydHoareUtils]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2024-11-08 22:10:07,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:10:07,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:10:07 ImpRootNode [2024-11-08 22:10:07,323 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:10:07,323 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:10:07,324 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:10:07,324 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:10:07,324 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:35" (3/4) ... [2024-11-08 22:10:07,327 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:10:07,331 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2024-11-08 22:10:07,336 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2024-11-08 22:10:07,337 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 22:10:07,337 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:10:07,337 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:10:07,472 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:10:07,473 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:10:07,473 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:10:07,474 INFO L158 Benchmark]: Toolchain (without parser) took 195583.57ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 41.1MB in the beginning and 37.2MB in the end (delta: 3.9MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,474 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:07,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.41ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 40.8MB in the beginning and 59.3MB in the end (delta: -18.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,476 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.01ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,476 INFO L158 Benchmark]: Boogie Preprocessor took 88.70ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 54.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,477 INFO L158 Benchmark]: RCFGBuilder took 43197.17ms. Allocated memory is still 86.0MB. Free memory was 54.6MB in the beginning and 45.1MB in the end (delta: 9.5MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,477 INFO L158 Benchmark]: CodeCheck took 151535.84ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 862.2kB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,477 INFO L158 Benchmark]: Witness Printer took 149.81ms. Allocated memory is still 86.0MB. Free memory was 44.0MB in the beginning and 37.2MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,479 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 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 151.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 22 mSolverCounterUnknown, 132 SdHoareTripleChecker+Valid, 262.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 252.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 120 IncrementalHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 64 mSDtfsCounter, 120 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 319 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 17.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 9 QuantifiedInterpolants, 329 SizeOfPredicates, 12 NumberOfNonLiveVariables, 212 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 184]: 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 - ProcedureContractResult [Line: 16]: Procedure Contract for __ieee754_sqrtf Derived contract for procedure __ieee754_sqrtf. Ensures: ((((((((((((((((one_sqrt == \old(one_sqrt)) && (tiny_sqrt == \old(tiny_sqrt))) && (one_acos == \old(one_acos))) && (pi == \old(pi))) && (pio2_hi_acos == \old(pio2_hi_acos))) && (pio2_lo_acos == \old(pio2_lo_acos))) && (pS0_acos == \old(pS0_acos))) && (pS1_acos == \old(pS1_acos))) && (pS2_acos == \old(pS2_acos))) && (pS3_acos == \old(pS3_acos))) && (pS4_acos == \old(pS4_acos))) && (pS5_acos == \old(pS5_acos))) && (qS1_acos == \old(qS1_acos))) && (qS2_acos == \old(qS2_acos))) && (qS3_acos == \old(qS3_acos))) && (qS4_acos == \old(qS4_acos))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.41ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 40.8MB in the beginning and 59.3MB in the end (delta: -18.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.01ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 57.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.70ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 54.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 43197.17ms. Allocated memory is still 86.0MB. Free memory was 54.6MB in the beginning and 45.1MB in the end (delta: 9.5MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * CodeCheck took 151535.84ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 44.0MB in the end (delta: 862.2kB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. * Witness Printer took 149.81ms. Allocated memory is still 86.0MB. Free memory was 44.0MB in the beginning and 37.2MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 22:10:07,696 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 22:10:07,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0d60e-6984-4dbd-b247-febb148622a6/bin/ukojak-verify-ImItNfHLgk/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