./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:16,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:16,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:23:16,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:23:16,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:23:16,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:16,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:16,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:16,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:16,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:16,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:16,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:16,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:23:16,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:23:16,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:23:16,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:16,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:16,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:16,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:16,855 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:16,856 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:23:16,856 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:16,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:16,856 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:16,856 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:16,857 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:16,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:16,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:16,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:16,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:16,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:16,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:23:16,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:23:16,859 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 [2024-11-13 23:23:17,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:17,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:17,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:17,243 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:17,244 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:17,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c Unable to find full path for "g++" [2024-11-13 23:23:19,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:19,861 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:19,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2024-11-13 23:23:19,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data/e3a9819e7/80ce26479c47490a9f55b6714720a7bf/FLAG8d4d9522b [2024-11-13 23:23:19,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data/e3a9819e7/80ce26479c47490a9f55b6714720a7bf [2024-11-13 23:23:19,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:19,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:19,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:19,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:19,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:19,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:19" (1/1) ... [2024-11-13 23:23:19,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a695d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:19, skipping insertion in model container [2024-11-13 23:23:19,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:19" (1/1) ... [2024-11-13 23:23:19,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:20,204 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_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2024-11-13 23:23:20,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:20,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:20,271 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_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2024-11-13 23:23:20,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:20,290 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:20,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20 WrapperNode [2024-11-13 23:23:20,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:20,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:20,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:20,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:20,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,346 INFO L138 Inliner]: procedures = 19, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 303 [2024-11-13 23:23:20,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:20,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:20,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:20,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:20,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:20,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:20,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:20,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:20,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:20" (1/1) ... [2024-11-13 23:23:20,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:20,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:20,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:20,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:23:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:23:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:23:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:23:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:23:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:20,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:23:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:23:20,673 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:20,675 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:21,308 INFO L? ?]: Removed 57 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:21,309 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:21,654 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:21,656 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 23:23:21,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:21 BoogieIcfgContainer [2024-11-13 23:23:21,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:21,658 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:21,658 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:21,669 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:21,670 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:21" (1/1) ... [2024-11-13 23:23:21,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2024-11-13 23:23:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-13 23:23:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:23:21,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:21,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2024-11-13 23:23:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-11-13 23:23:22,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:23:22,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:22,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:22,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2024-11-13 23:23:22,196 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2024-11-13 23:23:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:23:22,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:22,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:22,345 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:22,528 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:22,630 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 23:23:22,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:23:22 ImpRootNode [2024-11-13 23:23:22,695 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:23:22,696 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:23:22,697 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:23:22,697 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:23:22,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:21" (3/4) ... [2024-11-13 23:23:22,701 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:23:22,702 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:23:22,703 INFO L158 Benchmark]: Toolchain (without parser) took 2799.04ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 42.9MB in the end (delta: 50.1MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-13 23:23:22,706 INFO L158 Benchmark]: CDTParser took 1.29ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:22,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 79.3MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:22,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.61ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:22,708 INFO L158 Benchmark]: Boogie Preprocessor took 81.25ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 74.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:22,708 INFO L158 Benchmark]: RCFGBuilder took 1227.85ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 78.1MB in the end (delta: -3.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2024-11-13 23:23:22,709 INFO L158 Benchmark]: CodeCheck took 1037.98ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 42.9MB in the end (delta: 35.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:23:22,709 INFO L158 Benchmark]: Witness Printer took 5.97ms. Allocated memory is still 117.4MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:22,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 74 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 30 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 160 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 190]: 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 someBinaryArithmeticDOUBLEoperation at line 147, overapproximation of someBinaryDOUBLEComparisonOperation at line 184, overapproximation of someBinaryDOUBLEComparisonOperation at line 163. Possible FailurePath: [L19-L28] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L30] static const double zero = 0.0; [L113-L116] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L118] static const double zero_log10 = 0.0; [L182] double x = __VERIFIER_nondet_double(); [L184] x < 0 && isfinite_double(x) [L184] CALL, EXPR isfinite_double(x) [L166] __int32_t hx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L168] ieee_double_shape_type gh_u; [L169] gh_u.value = (x) [L170] EXPR gh_u.parts.msw [L170] (hx) = gh_u.parts.msw [L172] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L184] RET, EXPR isfinite_double(x) [L184] x < 0 && isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L184] COND TRUE x < 0 && isfinite_double(x) [L186] CALL, EXPR __ieee754_log10(x) [L121] double y, z; [L122] __int32_t i, k, hx; [L123] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L126] ieee_double_shape_type ew_u; [L127] ew_u.value = (x) [L128] EXPR ew_u.parts.msw [L128] (hx) = ew_u.parts.msw [L129] EXPR ew_u.parts.lsw [L129] (lx) = ew_u.parts.lsw [L132] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, hx=2146442745, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=6, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L133] COND FALSE !(hx < 0x00100000) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, hx=2146442745, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=6, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L146] COND TRUE hx >= 0x7ff00000 [L147] return x + x; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=6, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L186] RET, EXPR __ieee754_log10(x) [L186] double res = __ieee754_log10(x); [L189] CALL, EXPR isnan_double(res) [L163] return x != x; [L189] RET, EXPR isnan_double(res) [L189] COND TRUE !isnan_double(res) [L190] reach_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, zero=0, zero_log10=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 79.3MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.61ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.25ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 74.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1227.85ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 78.1MB in the end (delta: -3.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * CodeCheck took 1037.98ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 42.9MB in the end (delta: 35.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.97ms. Allocated memory is still 117.4MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:23:22,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:26,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:26,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:23:26,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:26,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:26,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:26,200 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:26,200 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:26,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:26,201 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:26,201 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:23:26,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:23:26,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:26,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:26,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:26,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:26,202 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:23:26,202 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:23:26,203 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:26,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:23:26,203 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:23:26,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:26,203 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:26,203 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:26,204 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:26,204 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:26,204 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:26,204 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:23:26,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:26,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:26,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:26,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:26,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:26,206 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:23:26,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:26,206 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:23:26,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfed7fd71f730b55d3806beef3ca32fd0a7855d8ce409d1c47ac24ae5abb4105 [2024-11-13 23:23:26,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:26,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:26,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:26,608 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:26,609 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:26,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c Unable to find full path for "g++" [2024-11-13 23:23:28,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:29,293 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:29,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2024-11-13 23:23:29,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data/72d25b774/cbc3b94d52ab4cc6b60fa0983acc7e5c/FLAGe560aa7c7 [2024-11-13 23:23:29,346 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/data/72d25b774/cbc3b94d52ab4cc6b60fa0983acc7e5c [2024-11-13 23:23:29,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:29,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:29,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:29,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:29,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:29,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1db4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29, skipping insertion in model container [2024-11-13 23:23:29,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:29,736 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_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2024-11-13 23:23:29,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:29,758 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:29,856 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_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c[4903,4916] [2024-11-13 23:23:29,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:29,881 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:29,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29 WrapperNode [2024-11-13 23:23:29,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:29,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:29,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:29,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:29,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,959 INFO L138 Inliner]: procedures = 22, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 242 [2024-11-13 23:23:29,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:29,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:29,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:29,961 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:29,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:29,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:30,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:30,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:30,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:30,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:30,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:30,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:30,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:30,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:29" (1/1) ... [2024-11-13 23:23:30,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:30,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:30,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:30,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 23:23:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:23:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:23:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:23:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:23:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:30,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:30,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:23:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:23:30,279 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:30,281 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:36,037 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:36,037 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:36,113 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:36,114 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 23:25:36,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:36 BoogieIcfgContainer [2024-11-13 23:25:36,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:36,115 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:36,115 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:36,143 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:36,144 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:36,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2024-11-13 23:25:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2024-11-13 23:25:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:25:36,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:36,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:36,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:36,211 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:36,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:25:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:36,949 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:36,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:25:36,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:37,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:37,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:25:37,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:37,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 59 transitions. [2024-11-13 23:25:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2024-11-13 23:25:37,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:25:37,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:37,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:37,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:37,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:37,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:25:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:37,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:37,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:25:37,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:38,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:38,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2024-11-13 23:25:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2024-11-13 23:25:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:25:38,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:38,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:38,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:38,642 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:38,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:25:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:39,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:39,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:25:39,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:39,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 23:25:39,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-13 23:25:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-13 23:25:39,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:25:39,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:39,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:39,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:39,560 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:39,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:25:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:43,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:44,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:25:44,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:47,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:47,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:26:01,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:26:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:02,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2024-11-13 23:26:02,386 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2024-11-13 23:26:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:26:02,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:02,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:02,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:02,390 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:02,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:26:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:06,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:07,249 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 23:26:07,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:19,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:26:19,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:54,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:26:57,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:02,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:06,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:21,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:31,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:41,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:46,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:27:54,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:28:01,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:28:04,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:04,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2024-11-13 23:28:04,101 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-11-13 23:28:04,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:28:04,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:04,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:04,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:04,105 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:04,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:28:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:04,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:04,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:28:04,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:04,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:28:04,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:28:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2024-11-13 23:28:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2024-11-13 23:28:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:28:04,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:04,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:04,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:04,741 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:04,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:28:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:06,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:06,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:28:06,662 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:11,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:28:11,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:28:27,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:28:41,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:28:46,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:28:46,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-13 23:28:46,539 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 23:28:46,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:28:46,540 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 23:28:46,548 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:28:52,435 INFO L77 FloydHoareUtils]: At program point L184(line 184) the Hoare annotation is: (and (let ((.cse0 (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))))) (or (and |ULTIMATE.start_main_#t~short16#1| .cse0) (and (not .cse0) (not |ULTIMATE.start_main_#t~short16#1|)))) (= (_ +zero 11 53) ~zero_log10~0)) [2024-11-13 23:28:52,437 INFO L77 FloydHoareUtils]: At program point L184-2(lines 184 193) the Hoare annotation is: (or (and (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)) |ULTIMATE.start_main_~x~0#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32))))))) (not |ULTIMATE.start_main_#t~short16#1|)) [2024-11-13 23:28:52,437 INFO L77 FloydHoareUtils]: At program point L184-4(lines 184 193) the Hoare annotation is: true [2024-11-13 23:28:52,438 INFO L75 FloydHoareUtils]: For program point L52-1(lines 52 56) no Hoare annotation was computed. [2024-11-13 23:28:52,438 INFO L75 FloydHoareUtils]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2024-11-13 23:28:52,438 INFO L77 FloydHoareUtils]: At program point __ieee754_log10_returnLabel#1(lines 120 160) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (= |ULTIMATE.start___ieee754_log10_#res#1| (fp.div currentRoundingMode (fp.sub currentRoundingMode .cse0 .cse0) (_ +zero 11 53))) (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32))))))) [2024-11-13 23:28:52,438 INFO L75 FloydHoareUtils]: For program point __ieee754_log_returnLabel#1(lines 32 111) no Hoare annotation was computed. [2024-11-13 23:28:52,438 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 175 196) the Hoare annotation is: true [2024-11-13 23:28:52,438 INFO L75 FloydHoareUtils]: For program point L152-1(lines 152 157) no Hoare annotation was computed. [2024-11-13 23:28:52,439 INFO L75 FloydHoareUtils]: For program point L152-2(lines 152 157) no Hoare annotation was computed. [2024-11-13 23:28:52,439 INFO L75 FloydHoareUtils]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2024-11-13 23:28:52,439 INFO L75 FloydHoareUtils]: For program point L45(lines 45 57) no Hoare annotation was computed. [2024-11-13 23:28:52,439 INFO L75 FloydHoareUtils]: For program point L45-1(lines 32 111) no Hoare annotation was computed. [2024-11-13 23:28:52,440 INFO L77 FloydHoareUtils]: At program point L136(lines 136 137) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10_~x#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32))))))) (exists ((|v_skolemized_q#valueAsBitvector_39| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_39|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_39|)) ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_39|) |ULTIMATE.start___ieee754_log10_~hx~1#1|)))) [2024-11-13 23:28:52,440 INFO L75 FloydHoareUtils]: For program point L37-1(lines 37 42) no Hoare annotation was computed. [2024-11-13 23:28:52,440 INFO L75 FloydHoareUtils]: For program point L37-2(lines 37 42) no Hoare annotation was computed. [2024-11-13 23:28:52,440 INFO L75 FloydHoareUtils]: For program point L37-3(lines 37 42) no Hoare annotation was computed. [2024-11-13 23:28:52,440 INFO L75 FloydHoareUtils]: For program point L46(lines 46 47) no Hoare annotation was computed. [2024-11-13 23:28:52,440 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:28:52,440 INFO L75 FloydHoareUtils]: For program point L63-1(lines 63 68) no Hoare annotation was computed. [2024-11-13 23:28:52,441 INFO L75 FloydHoareUtils]: For program point L63-2(lines 63 68) no Hoare annotation was computed. [2024-11-13 23:28:52,441 INFO L75 FloydHoareUtils]: For program point L63-3(lines 63 68) no Hoare annotation was computed. [2024-11-13 23:28:52,441 INFO L75 FloydHoareUtils]: For program point L48(lines 48 49) no Hoare annotation was computed. [2024-11-13 23:28:52,441 INFO L77 FloydHoareUtils]: At program point L189(lines 189 192) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret18#1|) [2024-11-13 23:28:52,441 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2024-11-13 23:28:52,441 INFO L75 FloydHoareUtils]: For program point L140-1(lines 140 144) no Hoare annotation was computed. [2024-11-13 23:28:52,442 INFO L75 FloydHoareUtils]: For program point L140-2(lines 140 144) no Hoare annotation was computed. [2024-11-13 23:28:52,442 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:28:52,442 INFO L75 FloydHoareUtils]: For program point L190(line 190) no Hoare annotation was computed. [2024-11-13 23:28:52,442 INFO L77 FloydHoareUtils]: At program point L133(lines 133 145) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~hx~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~lx~1#1|))) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10_~x#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32)))))))) [2024-11-13 23:28:52,443 INFO L75 FloydHoareUtils]: For program point L133-1(lines 120 160) no Hoare annotation was computed. [2024-11-13 23:28:52,443 INFO L77 FloydHoareUtils]: At program point L125-1(lines 125 130) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~hx~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~lx~1#1|))) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10_~x#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32)))))))) [2024-11-13 23:28:52,443 INFO L77 FloydHoareUtils]: At program point L125-2(lines 125 130) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10_~x#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32)))))))) [2024-11-13 23:28:52,444 INFO L77 FloydHoareUtils]: At program point L125-3(lines 125 130) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~hx~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~lx~1#1|))) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10_~x#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32)))))))) [2024-11-13 23:28:52,444 INFO L77 FloydHoareUtils]: At program point L167-1(lines 167 171) the Hoare annotation is: (and (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)) |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_isfinite_double_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|))))) [2024-11-13 23:28:52,444 INFO L77 FloydHoareUtils]: At program point L134(lines 134 135) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~hx~1#1|) (fp.lt (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___ieee754_log10_~lx~1#1|))) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (and (fp.lt .cse0 ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10_~x#1|) (not (= (_ bv0 32) (bvlshr (bvadd (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|)) (_ bv2148532224 32)) (_ bv31 32)))))))) [2024-11-13 23:28:52,444 INFO L77 FloydHoareUtils]: At program point L167-2(lines 167 171) the Hoare annotation is: (and (= |ULTIMATE.start_isfinite_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= (_ +zero 11 53) ~zero_log10~0)) [2024-11-13 23:28:52,445 INFO L77 FloydHoareUtils]: At program point L167-3(lines 167 171) the Hoare annotation is: (and (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 11 53) currentRoundingMode (_ bv0 32))) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)) |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_isfinite_double_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|))))) [2024-11-13 23:28:52,455 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:28:52,456 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 23:28:52,459 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:28:52,460 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:28:52,460 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 23:28:52,460 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:28:52,461 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 23:28:52,461 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:28:52,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:28:52 ImpRootNode [2024-11-13 23:28:52,463 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:28:52,464 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:28:52,464 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:28:52,464 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:28:52,465 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:36" (3/4) ... [2024-11-13 23:28:52,468 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:28:52,480 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-11-13 23:28:52,481 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-13 23:28:52,481 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:28:52,482 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:28:52,578 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:28:52,578 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:28:52,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:28:52,579 INFO L158 Benchmark]: Toolchain (without parser) took 323220.58ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 87.1MB in the end (delta: 5.4MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2024-11-13 23:28:52,580 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:52,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.87ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.9MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:28:52,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.76ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:52,581 INFO L158 Benchmark]: Boogie Preprocessor took 53.64ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 73.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:28:52,582 INFO L158 Benchmark]: RCFGBuilder took 126099.55ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 45.5MB in the end (delta: 28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:28:52,583 INFO L158 Benchmark]: CodeCheck took 196347.65ms. Allocated memory is still 117.4MB. Free memory was 45.5MB in the beginning and 35.0MB in the end (delta: 10.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-13 23:28:52,583 INFO L158 Benchmark]: Witness Printer took 114.36ms. Allocated memory is still 117.4MB. Free memory was 35.0MB in the beginning and 87.1MB in the end (delta: -52.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-13 23:28:52,586 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 190.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 377 SdHoareTripleChecker+Valid, 271.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 235 SdHoareTripleChecker+Invalid, 250.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68 mSDsCounter, 88 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 336 IncrementalHoareTripleChecker+Invalid, 432 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 88 mSolverCounterUnsat, 167 mSDtfsCounter, 336 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 771 GetRequests, 710 SyntacticMatches, 11 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 640 ImplicationChecksByTransitivity, 64.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 20.0s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 91 ConstructedInterpolants, 31 QuantifiedInterpolants, 734 SizeOfPredicates, 12 NumberOfNonLiveVariables, 474 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 190]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (x == x) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.87ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.9MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.76ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.64ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 73.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 126099.55ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 45.5MB in the end (delta: 28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 196347.65ms. Allocated memory is still 117.4MB. Free memory was 45.5MB in the beginning and 35.0MB in the end (delta: 10.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 114.36ms. Allocated memory is still 117.4MB. Free memory was 35.0MB in the beginning and 87.1MB in the end (delta: -52.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 23:28:52,797 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 23:28:52,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df9a6a5b-819d-4221-9b9d-fdeea6b64d77/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE