./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/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_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/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_8fab314a-fa33-4393-a496-5b1b94e13327/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 b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:50:52,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:50:53,084 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:50:53,092 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:50:53,093 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:50:53,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:50:53,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:50:53,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:50:53,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:50:53,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:50:53,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:50:53,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:50:53,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:50:53,139 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:50:53,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:50:53,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:50:53,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:50:53,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:50:53,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:50:53,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:50:53,145 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:50:53,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:50:53,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:50:53,147 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:50:53,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:50:53,147 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:50:53,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:50:53,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:50:53,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:50:53,148 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:50:53,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:50:53,149 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:50:53,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:50:53,149 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_8fab314a-fa33-4393-a496-5b1b94e13327/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b [2024-11-08 22:50:53,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:50:53,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:50:53,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:50:53,476 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:50:53,477 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:50:53,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c Unable to find full path for "g++" [2024-11-08 22:50:55,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:50:55,668 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:50:55,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2024-11-08 22:50:55,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data/e037a54f2/c58e28b223554220beaf593a3bfbba31/FLAG923930e83 [2024-11-08 22:50:56,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data/e037a54f2/c58e28b223554220beaf593a3bfbba31 [2024-11-08 22:50:56,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:50:56,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:50:56,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:50:56,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:50:56,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:50:56,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49783ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56, skipping insertion in model container [2024-11-08 22:50:56,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,094 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:50:56,355 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_8fab314a-fa33-4393-a496-5b1b94e13327/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-08 22:50:56,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:50:56,376 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:50:56,398 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_8fab314a-fa33-4393-a496-5b1b94e13327/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-08 22:50:56,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:50:56,417 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:50:56,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56 WrapperNode [2024-11-08 22:50:56,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:50:56,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:50:56,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:50:56,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:50:56,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,452 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-08 22:50:56,453 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:50:56,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:50:56,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:50:56,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:50:56,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:50:56,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:50:56,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:50:56,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:50:56,484 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:56" (1/1) ... [2024-11-08 22:50:56,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:50:56,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:50:56,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:50:56,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:50:56,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:50:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:50:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:50:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-08 22:50:56,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-08 22:50:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:50:56,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:50:56,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:50:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:50:56,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:50:56,623 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:50:56,626 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:50:56,886 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:50:56,887 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:50:57,036 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:50:57,036 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:50:57,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:57 BoogieIcfgContainer [2024-11-08 22:50:57,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:50:57,038 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:50:57,038 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:50:57,052 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:50:57,053 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:57" (1/1) ... [2024-11-08 22:50:57,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:50:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-08 22:50:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-08 22:50:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:50:57,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:57,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:57,334 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 22:50:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-08 22:50:57,375 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-08 22:50:57,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:50:57,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:57,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:50:57,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:50:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:50:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:50:57,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:50:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:50:57,671 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:50:57,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:50:57 ImpRootNode [2024-11-08 22:50:57,703 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:50:57,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:50:57,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:50:57,705 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:50:57,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:57" (3/4) ... [2024-11-08 22:50:57,709 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:50:57,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:50:57,711 INFO L158 Benchmark]: Toolchain (without parser) took 1649.11ms. Allocated memory is still 174.1MB. Free memory was 145.2MB in the beginning and 106.9MB in the end (delta: 38.3MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,712 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 125.8MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:50:57,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.28ms. Allocated memory is still 174.1MB. Free memory was 145.0MB in the beginning and 135.8MB in the end (delta: 9.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.10ms. Allocated memory is still 174.1MB. Free memory was 135.8MB in the beginning and 133.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,714 INFO L158 Benchmark]: Boogie Preprocessor took 27.63ms. Allocated memory is still 174.1MB. Free memory was 133.7MB in the beginning and 132.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,715 INFO L158 Benchmark]: RCFGBuilder took 554.60ms. Allocated memory is still 174.1MB. Free memory was 132.4MB in the beginning and 131.2MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,717 INFO L158 Benchmark]: CodeCheck took 665.89ms. Allocated memory is still 174.1MB. Free memory was 131.2MB in the beginning and 107.0MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,720 INFO L158 Benchmark]: Witness Printer took 6.02ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 106.9MB in the end (delta: 79.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:57,725 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, 19 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, 33 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 16 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 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: 70]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryArithmeticDOUBLEoperation at line 63. Possible FailurePath: [L62] double x = __VERIFIER_nondet_double(); [L63] double y = 0.0 / 0.0; [L64] CALL, EXPR isnan_double(x) [L18] return x != x; [L64] RET, EXPR isnan_double(x) [L64] COND TRUE !isnan_double(x) [L66] CALL, EXPR fmin_double(x, y) [L47] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=2] [L20] __uint32_t msw, lsw; VAL [\old(x)=2, x=2] [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L29-L30] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L32-L33] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L35-L36] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L39-L40] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L43] return 0; [L47] RET, EXPR __fpclassify_double(x) VAL [x=2, y=3] [L47] COND TRUE __fpclassify_double(x) == 0 [L48] return y; VAL [\result=3, x=2] [L66] RET, EXPR fmin_double(x, y) [L66] double res = fmin_double(x, y); [L69] COND TRUE res != x [L70] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 125.8MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.28ms. Allocated memory is still 174.1MB. Free memory was 145.0MB in the beginning and 135.8MB in the end (delta: 9.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.10ms. Allocated memory is still 174.1MB. Free memory was 135.8MB in the beginning and 133.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.63ms. Allocated memory is still 174.1MB. Free memory was 133.7MB in the beginning and 132.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 554.60ms. Allocated memory is still 174.1MB. Free memory was 132.4MB in the beginning and 131.2MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 665.89ms. Allocated memory is still 174.1MB. Free memory was 131.2MB in the beginning and 107.0MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 6.02ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 106.9MB in the end (delta: 79.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:50:57,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/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_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/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_8fab314a-fa33-4393-a496-5b1b94e13327/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 b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:00,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:00,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:51:00,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:00,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:00,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:00,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:00,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:00,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:00,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:00,219 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:51:00,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:51:00,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:00,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:00,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:00,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:00,223 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:51:00,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:51:00,226 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:00,226 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:51:00,227 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:51:00,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:00,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:00,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:00,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:00,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:00,232 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:00,232 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:51:00,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:00,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:00,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:00,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:00,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:00,235 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:51:00,235 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:00,235 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:51:00,236 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_8fab314a-fa33-4393-a496-5b1b94e13327/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b [2024-11-08 22:51:00,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:00,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:00,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:00,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:00,677 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:00,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c Unable to find full path for "g++" [2024-11-08 22:51:02,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:02,954 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:02,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2024-11-08 22:51:02,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data/3ec0c2091/f281510f71b54b538cde33cc0276ed5c/FLAG901ddd0ce [2024-11-08 22:51:02,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/data/3ec0c2091/f281510f71b54b538cde33cc0276ed5c [2024-11-08 22:51:02,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:02,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:02,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:02,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:02,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:02,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:02" (1/1) ... [2024-11-08 22:51:02,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d847ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:02, skipping insertion in model container [2024-11-08 22:51:02,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:02" (1/1) ... [2024-11-08 22:51:03,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:03,245 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_8fab314a-fa33-4393-a496-5b1b94e13327/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-08 22:51:03,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:03,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:03,300 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_8fab314a-fa33-4393-a496-5b1b94e13327/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-08 22:51:03,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:03,335 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:03,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03 WrapperNode [2024-11-08 22:51:03,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:03,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:03,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:03,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:03,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,386 INFO L138 Inliner]: procedures = 21, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-08 22:51:03,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:03,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:03,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:03,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:03,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:03,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:03,477 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:03,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:03,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:03" (1/1) ... [2024-11-08 22:51:03,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:03,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:03,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:03,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:51:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:51:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:51:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-08 22:51:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-08 22:51:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:51:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:51:03,703 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:03,705 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:03,943 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:03,943 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:04,052 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:04,052 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:51:04,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:04 BoogieIcfgContainer [2024-11-08 22:51:04,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:04,054 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:04,054 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:04,064 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:04,065 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:04" (1/1) ... [2024-11-08 22:51:04,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-08 22:51:04,135 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-08 22:51:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:51:04,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:04,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:04,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:51:04,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:51:04,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:51:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:04,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:51:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:04,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:51:04,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:04,430 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 22:51:04,433 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:51:04,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:51:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-08 22:51:04,481 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-08 22:51:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:51:04,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:04,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:04,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:51:04,485 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:51:04,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:51:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:04,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:51:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:04,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:51:04,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:08,456 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 22:51:08,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:51:09,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:09,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 19 transitions. [2024-11-08 22:51:09,568 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-08 22:51:09,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:51:09,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:09,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:09,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:51:09,572 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:51:09,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:51:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:09,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:51:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:10,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 22:51:10,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:51:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:51:13,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:51:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:15,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 16 states and 17 transitions. [2024-11-08 22:51:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-08 22:51:15,765 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:51:15,766 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 22:51:15,775 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:51:16,158 INFO L77 FloydHoareUtils]: At program point __fpclassify_doubleEXIT(lines 19 44) the Hoare annotation is: (let ((.cse6 (= (_ bv3 32) |__fpclassify_double_#res|)) (.cse3 (= (_ bv1 32) |__fpclassify_double_#res|))) (or (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvule .cse0 (_ bv2146435071 32)) (bvuge .cse0 (_ bv1048576 32))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse1 (_ bv2148532224 32)) (bvule .cse1 (_ bv4293918719 32)))))) (= (_ bv4 32) |__fpclassify_double_#res|)) (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvule .cse2 (_ bv2146435071 32))) (not (= (_ bv2146435072 32) .cse2)) (not (bvuge .cse2 (_ bv2147483648 32)))))) (= (_ bv0 32) |__fpclassify_double_#res|)) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|)))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ bv0 32) (bvadd (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))))) (= (_ bv2 32) |__fpclassify_double_#res|)) (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) (bvadd (_ bv1048576 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|)))) .cse3) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (not (= (_ bv0 32) .cse4)) (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvuge .cse4 (_ bv1048576 32)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse5 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse5 (_ bv2147483648 32)) (not (= (_ bv0 32) (bvadd (_ bv2147483648 32) .cse5))) (bvule .cse5 (_ bv2148532223 32)))))) .cse6) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse7 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse7 (_ bv2147483648 32)) (bvule .cse7 (_ bv2148532223 32))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvuge ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) (_ bv1048576 32)))))) .cse6) (and .cse3 (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))))))) [2024-11-08 22:51:16,159 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 27) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~lsw~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~msw~0))) [2024-11-08 22:51:16,159 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 27) the Hoare annotation is: (= |__fpclassify_double_#in~x| __fpclassify_double_~x) [2024-11-08 22:51:16,159 INFO L77 FloydHoareUtils]: At program point L22-3(lines 19 44) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~lsw~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~msw~0))) [2024-11-08 22:51:16,159 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 19 44) the Hoare annotation is: true [2024-11-08 22:51:16,159 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:51:16,160 INFO L77 FloydHoareUtils]: At program point L64(lines 64 73) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_main_~y~0#1|)) (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) (not .cse0)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret9#1|) .cse0)))) [2024-11-08 22:51:16,160 INFO L77 FloydHoareUtils]: At program point L64-2(lines 64 73) the Hoare annotation is: true [2024-11-08 22:51:16,160 INFO L77 FloydHoareUtils]: At program point fmin_double_returnLabel#1(lines 46 53) the Hoare annotation is: true [2024-11-08 22:51:16,160 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:51:16,160 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 55 76) the Hoare annotation is: true [2024-11-08 22:51:16,160 INFO L77 FloydHoareUtils]: At program point L69(lines 69 72) the Hoare annotation is: true [2024-11-08 22:51:16,165 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 70) the Hoare annotation is: true [2024-11-08 22:51:16,166 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-11-08 22:51:16,166 INFO L77 FloydHoareUtils]: At program point L49-1(lines 49 50) the Hoare annotation is: true [2024-11-08 22:51:16,166 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: (and (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fmin_double_~y#1| (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))) (= |ULTIMATE.start_fmin_double_~x#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:51:16,166 INFO L77 FloydHoareUtils]: At program point L47-1(lines 47 48) the Hoare annotation is: true [2024-11-08 22:51:16,166 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-08 22:51:16,218 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,221 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,222 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,222 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,222 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,223 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,223 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,223 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,223 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,224 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,224 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:51:16,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:51:16 ImpRootNode [2024-11-08 22:51:16,227 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:51:16,228 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:51:16,229 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:51:16,229 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:51:16,229 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:04" (3/4) ... [2024-11-08 22:51:16,232 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:51:16,235 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2024-11-08 22:51:16,240 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-08 22:51:16,242 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 22:51:16,242 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:51:16,242 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:51:16,350 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:51:16,350 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:51:16,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:51:16,352 INFO L158 Benchmark]: Toolchain (without parser) took 13372.18ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 62.1MB in the beginning and 55.0MB in the end (delta: 7.2MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,352 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:16,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.57ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 48.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.89ms. Allocated memory is still 86.0MB. Free memory was 48.2MB in the beginning and 46.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,354 INFO L158 Benchmark]: Boogie Preprocessor took 83.51ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 64.4MB in the end (delta: -17.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,354 INFO L158 Benchmark]: RCFGBuilder took 576.60ms. Allocated memory is still 86.0MB. Free memory was 64.4MB in the beginning and 44.6MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,355 INFO L158 Benchmark]: CodeCheck took 12173.84ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 44.3MB in the beginning and 60.2MB in the end (delta: -15.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,356 INFO L158 Benchmark]: Witness Printer took 122.27ms. Allocated memory is still 125.8MB. Free memory was 59.2MB in the beginning and 55.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:51:16,359 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 99 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 61 mSDtfsCounter, 119 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 328 GetRequests, 297 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 11 QuantifiedInterpolants, 780 SizeOfPredicates, 7 NumberOfNonLiveVariables, 161 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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: 70]: 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: 19]: Procedure Contract for __fpclassify_double Derived contract for procedure __fpclassify_double. Ensures: (((((((4 == \result) || (0 == \result)) || (2 == \result)) || (1 == \result)) || (3 == \result)) || (3 == \result)) || (1 == \result)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.57ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 48.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.89ms. Allocated memory is still 86.0MB. Free memory was 48.2MB in the beginning and 46.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.51ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 64.4MB in the end (delta: -17.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * RCFGBuilder took 576.60ms. Allocated memory is still 86.0MB. Free memory was 64.4MB in the beginning and 44.6MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 12173.84ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 44.3MB in the beginning and 60.2MB in the end (delta: -15.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * Witness Printer took 122.27ms. Allocated memory is still 125.8MB. Free memory was 59.2MB in the beginning and 55.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 22:51:16,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fab314a-fa33-4393-a496-5b1b94e13327/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