./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:33:45,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:33:45,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:33:45,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:33:45,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:33:45,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:33:45,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:33:45,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:33:45,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:33:45,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:33:45,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:33:45,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:33:45,474 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:33:45,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:33:45,475 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:33:45,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:33:45,475 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:33:45,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:33:45,476 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:33:45,480 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:33:45,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:33:45,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:33:45,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:33:45,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:33:45,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:33:45,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:33:45,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:33:45,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:33:45,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:33:45,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:33:45,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:33:45,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:33:45,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:33:45,484 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed [2024-11-08 19:33:45,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:33:45,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:33:45,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:33:45,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:33:45,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:33:45,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c Unable to find full path for "g++" [2024-11-08 19:33:47,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:33:48,070 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:33:48,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2024-11-08 19:33:48,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data/0b578bead/021614bda28c49bb94f514e58e7bd0a3/FLAGc53ce6a17 [2024-11-08 19:33:48,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data/0b578bead/021614bda28c49bb94f514e58e7bd0a3 [2024-11-08 19:33:48,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:33:48,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:33:48,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:33:48,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:33:48,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:33:48,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312ecd1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48, skipping insertion in model container [2024-11-08 19:33:48,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,486 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:33:48,769 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_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2024-11-08 19:33:48,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:33:48,787 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:33:48,837 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_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2024-11-08 19:33:48,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:33:48,865 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:33:48,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48 WrapperNode [2024-11-08 19:33:48,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:33:48,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:33:48,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:33:48,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:33:48,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,920 INFO L138 Inliner]: procedures = 18, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 275 [2024-11-08 19:33:48,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:33:48,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:33:48,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:33:48,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:33:48,937 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:33:48,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:33:48,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:33:48,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:33:48,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:48" (1/1) ... [2024-11-08 19:33:48,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:33:48,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:33:49,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:33:49,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:33:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:33:49,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:33:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:33:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 19:33:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:33:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 19:33:49,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:33:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:33:49,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:33:49,164 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:33:49,166 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:33:49,683 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-11-08 19:33:49,683 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:33:49,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:33:49,927 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-08 19:33:49,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:33:49 BoogieIcfgContainer [2024-11-08 19:33:49,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:33:49,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:33:49,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:33:49,942 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:33:49,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:33:49" (1/1) ... [2024-11-08 19:33:49,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:33:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:50,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-08 19:33:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-08 19:33:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:33:50,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:50,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:50,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2024-11-08 19:33:50,273 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2024-11-08 19:33:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:33:50,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:50,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:33:50,405 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:33:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:33:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:33:50,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:33:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:33:50,654 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:33:50,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:33:50 ImpRootNode [2024-11-08 19:33:50,700 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:33:50,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:33:50,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:33:50,701 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:33:50,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:33:49" (3/4) ... [2024-11-08 19:33:50,704 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:33:50,705 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:33:50,707 INFO L158 Benchmark]: Toolchain (without parser) took 2256.23ms. Allocated memory is still 127.9MB. Free memory was 88.6MB in the beginning and 85.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2024-11-08 19:33:50,708 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 127.9MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:33:50,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.83ms. Allocated memory is still 127.9MB. Free memory was 88.6MB in the beginning and 73.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:33:50,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.65ms. Allocated memory is still 127.9MB. Free memory was 72.9MB in the beginning and 70.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:33:50,710 INFO L158 Benchmark]: Boogie Preprocessor took 47.74ms. Allocated memory is still 127.9MB. Free memory was 70.3MB in the beginning and 68.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:33:50,711 INFO L158 Benchmark]: RCFGBuilder took 958.18ms. Allocated memory is still 127.9MB. Free memory was 68.3MB in the beginning and 64.4MB in the end (delta: 4.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 19:33:50,711 INFO L158 Benchmark]: CodeCheck took 771.48ms. Allocated memory is still 127.9MB. Free memory was 64.4MB in the beginning and 85.9MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:33:50,714 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 127.9MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:33:50,719 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 177]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of bitwiseOr at line 134, overapproximation of someBinaryArithmeticDOUBLEoperation at line 135. 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; [L172] double x = 0.0 / 0.0; [L173] 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, 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=0, 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=0, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L133] COND TRUE hx < 0x00100000 [L134] EXPR (hx & 0x7fffffff) | 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, hx=0, 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, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L134] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L135] return -two54_log10 / zero_log10; 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=0, 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, two54_log10=18014398509481984, two54_log=18014398509481984, x=2, zero=0, zero_log10=0] [L173] RET, EXPR __ieee754_log10(x) [L173] double res = __ieee754_log10(x); [L176] CALL, EXPR isnan_double(res) [L163] return x != x; [L176] RET, EXPR isnan_double(res) [L176] COND TRUE !isnan_double(res) [L177] 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 0.35ms. Allocated memory is still 127.9MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.83ms. Allocated memory is still 127.9MB. Free memory was 88.6MB in the beginning and 73.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.65ms. Allocated memory is still 127.9MB. Free memory was 72.9MB in the beginning and 70.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.74ms. Allocated memory is still 127.9MB. Free memory was 70.3MB in the beginning and 68.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 958.18ms. Allocated memory is still 127.9MB. Free memory was 68.3MB in the beginning and 64.4MB in the end (delta: 4.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 771.48ms. Allocated memory is still 127.9MB. Free memory was 64.4MB in the beginning and 85.9MB in the end (delta: -21.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 127.9MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:33:50,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:33:53,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:33:53,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:33:53,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:33:53,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:33:53,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:33:53,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:33:53,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:33:53,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:33:53,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:33:53,650 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:33:53,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:33:53,651 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:33:53,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:33:53,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:33:53,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:33:53,656 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:33:53,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:33:53,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:33:53,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:33:53,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:33:53,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:33:53,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:33:53,662 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:33:53,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:33:53,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:33:53,663 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:33:53,663 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:33:53,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:33:53,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:33:53,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:33:53,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:33:53,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:33:53,668 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:33:53,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:33:53,670 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:33:53,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f280d01eb562e8c8261ac147082d6e8f78ef66f3849ff492be6220e1f9f04ed [2024-11-08 19:33:54,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:33:54,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:33:54,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:33:54,172 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:33:54,173 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:33:54,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0971.c Unable to find full path for "g++" [2024-11-08 19:33:56,552 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:33:56,816 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:33:56,817 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2024-11-08 19:33:56,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data/aee92c0af/5292f6dea0ae46179c17a5669bb8f7a3/FLAG01e1830b0 [2024-11-08 19:33:56,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/data/aee92c0af/5292f6dea0ae46179c17a5669bb8f7a3 [2024-11-08 19:33:56,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:33:56,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:33:56,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:33:56,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:33:56,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:33:56,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:33:56" (1/1) ... [2024-11-08 19:33:56,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae420f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:56, skipping insertion in model container [2024-11-08 19:33:56,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:33:56" (1/1) ... [2024-11-08 19:33:56,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:33:57,168 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_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2024-11-08 19:33:57,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:33:57,212 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:33:57,296 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_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/sv-benchmarks/c/float-newlib/double_req_bl_0971.c[4582,4595] [2024-11-08 19:33:57,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:33:57,328 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:33:57,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57 WrapperNode [2024-11-08 19:33:57,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:33:57,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:33:57,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:33:57,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:33:57,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,407 INFO L138 Inliner]: procedures = 21, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 215 [2024-11-08 19:33:57,408 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:33:57,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:33:57,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:33:57,409 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:33:57,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,478 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:33:57,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:33:57,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:33:57,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:33:57,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:57" (1/1) ... [2024-11-08 19:33:57,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:33:57,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:33:57,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:33:57,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:33:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:33:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 19:33:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 19:33:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:33:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:33:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:33:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:33:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:33:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:33:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:33:57,713 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:33:57,715 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:35:47,888 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-11-08 19:35:47,889 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:35:47,977 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:35:47,977 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-08 19:35:47,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:47 BoogieIcfgContainer [2024-11-08 19:35:47,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:35:47,979 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:35:47,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:35:47,991 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:35:47,992 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:47" (1/1) ... [2024-11-08 19:35:48,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:35:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:48,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-08 19:35:48,061 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-08 19:35:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:35:48,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:48,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:48,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:48,070 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:48,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:35:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:48,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:48,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:35:48,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:48,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:48,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:35:48,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:48,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2024-11-08 19:35:48,961 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2024-11-08 19:35:48,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:35:48,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:48,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:48,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:48,966 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:48,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:35:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:51,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:51,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 19:35:51,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:35:53,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:35:59,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:36:00,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:36:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2024-11-08 19:36:00,451 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2024-11-08 19:36:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:36:00,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:36:00,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:36:00,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:36:00,453 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:36:00,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:36:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:01,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:36:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:36:02,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:36:02,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:36:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:36:03,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:36:14,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:36:25,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:36:36,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:36:46,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:36:56,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:37:05,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:37:07,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2024-11-08 19:37:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-08 19:37:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:37:07,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:37:07,865 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:37:07,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:37:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:11,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:37:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:11,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 19:37:11,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:37:13,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:37:13,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 19:37:27,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:37:31,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:37:40,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:37:43,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:37:53,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:37:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:55,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2024-11-08 19:37:55,191 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2024-11-08 19:37:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:37:55,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:55,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:55,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:37:55,195 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:37:55,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:37:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:56,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:37:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:56,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 19:37:56,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:38:14,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:38:14,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 19:39:15,130 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] [2024-11-08 19:39:23,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:39:25,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:39:26,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:26,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-11-08 19:39:26,373 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-08 19:39:26,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:39:26,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:26,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:26,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:26,380 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:26,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 19:39:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:27,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:27,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:39:27,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:39:27,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 19:39:39,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:39:40,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:40,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2024-11-08 19:39:40,492 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2024-11-08 19:39:40,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 19:39:40,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:40,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:40,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:40,495 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:40,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 19:39:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:42,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:43,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:43,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:45,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2024-11-08 19:39:52,692 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:39:52,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 38 [2024-11-08 19:39:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:39:57,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 19:40:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2024-11-08 19:40:13,187 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2024-11-08 19:40:13,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:40:13,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:13,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:13,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:13,192 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:13,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 19:40:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:14,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:14,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:40:14,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:14,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 19:40:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2024-11-08 19:40:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2024-11-08 19:40:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:40:14,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:14,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:14,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:14,929 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:14,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 19:40:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:24,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:24,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 19:40:24,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:42,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:40:42,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:26,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:41:41,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:41:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 19:41:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 19:41:41,958 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:41:41,958 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-11-08 19:41:41,966 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:41:46,664 INFO L75 FloydHoareUtils]: For program point L52-1(lines 52 56) no Hoare annotation was computed. [2024-11-08 19:41:46,665 INFO L75 FloydHoareUtils]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2024-11-08 19:41:46,665 INFO L77 FloydHoareUtils]: At program point __ieee754_log10_returnLabel#1(lines 120 160) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_log10_#res#1| (let ((.cse0 (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0)))) [2024-11-08 19:41:46,666 INFO L77 FloydHoareUtils]: At program point L176(lines 176 179) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret14#1|) [2024-11-08 19:41:46,666 INFO L75 FloydHoareUtils]: For program point __ieee754_log_returnLabel#1(lines 32 111) no Hoare annotation was computed. [2024-11-08 19:41:46,666 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 165 182) the Hoare annotation is: true [2024-11-08 19:41:46,666 INFO L75 FloydHoareUtils]: For program point L152-1(lines 152 157) no Hoare annotation was computed. [2024-11-08 19:41:46,666 INFO L75 FloydHoareUtils]: For program point L152-2(lines 152 157) no Hoare annotation was computed. [2024-11-08 19:41:46,667 INFO L75 FloydHoareUtils]: For program point L152-3(lines 152 157) no Hoare annotation was computed. [2024-11-08 19:41:46,667 INFO L75 FloydHoareUtils]: For program point L177(line 177) no Hoare annotation was computed. [2024-11-08 19:41:46,667 INFO L75 FloydHoareUtils]: For program point L45(lines 45 57) no Hoare annotation was computed. [2024-11-08 19:41:46,667 INFO L75 FloydHoareUtils]: For program point L45-1(lines 32 111) no Hoare annotation was computed. [2024-11-08 19:41:46,668 INFO L77 FloydHoareUtils]: At program point L136(lines 136 137) the Hoare annotation is: (and (bvslt |ULTIMATE.start___ieee754_log10_~hx~1#1| (_ bv1048576 32)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |ULTIMATE.start___ieee754_log10_~hx~1#1|))) (= (_ +zero 11 53) ~zero_log10~0)) [2024-11-08 19:41:46,668 INFO L75 FloydHoareUtils]: For program point L37-1(lines 37 42) no Hoare annotation was computed. [2024-11-08 19:41:46,668 INFO L75 FloydHoareUtils]: For program point L37-2(lines 37 42) no Hoare annotation was computed. [2024-11-08 19:41:46,668 INFO L75 FloydHoareUtils]: For program point L37-3(lines 37 42) no Hoare annotation was computed. [2024-11-08 19:41:46,669 INFO L75 FloydHoareUtils]: For program point L46(lines 46 47) no Hoare annotation was computed. [2024-11-08 19:41:46,669 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:41:46,669 INFO L75 FloydHoareUtils]: For program point L63-1(lines 63 68) no Hoare annotation was computed. [2024-11-08 19:41:46,669 INFO L75 FloydHoareUtils]: For program point L63-2(lines 63 68) no Hoare annotation was computed. [2024-11-08 19:41:46,670 INFO L75 FloydHoareUtils]: For program point L63-3(lines 63 68) no Hoare annotation was computed. [2024-11-08 19:41:46,670 INFO L75 FloydHoareUtils]: For program point L48(lines 48 49) no Hoare annotation was computed. [2024-11-08 19:41:46,670 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2024-11-08 19:41:46,670 INFO L75 FloydHoareUtils]: For program point L140-1(lines 140 144) no Hoare annotation was computed. [2024-11-08 19:41:46,671 INFO L75 FloydHoareUtils]: For program point L140-2(lines 140 144) no Hoare annotation was computed. [2024-11-08 19:41:46,671 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:41:46,671 INFO L77 FloydHoareUtils]: At program point L133(lines 133 145) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|) |ULTIMATE.start___ieee754_log10_~lx~1#1|) (= |ULTIMATE.start___ieee754_log10_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))))) [2024-11-08 19:41:46,672 INFO L77 FloydHoareUtils]: At program point L133-1(lines 120 160) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_24|) |ULTIMATE.start___ieee754_log10_~hx~1#1|))) (not (bvslt |ULTIMATE.start___ieee754_log10_~hx~1#1| (_ bv1048576 32)))) [2024-11-08 19:41:46,672 INFO L77 FloydHoareUtils]: At program point L125-1(lines 125 130) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|) |ULTIMATE.start___ieee754_log10_~lx~1#1|) (= |ULTIMATE.start___ieee754_log10_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))))) [2024-11-08 19:41:46,672 INFO L77 FloydHoareUtils]: At program point L125-2(lines 125 130) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (= (_ +zero 11 53) ~zero_log10~0)) [2024-11-08 19:41:46,673 INFO L77 FloydHoareUtils]: At program point L125-3(lines 125 130) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|) |ULTIMATE.start___ieee754_log10_~lx~1#1|) (= |ULTIMATE.start___ieee754_log10_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))))) [2024-11-08 19:41:46,673 INFO L77 FloydHoareUtils]: At program point L134(lines 134 135) the Hoare annotation is: (and (bvslt |ULTIMATE.start___ieee754_log10_~hx~1#1| (_ bv1048576 32)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start___ieee754_log10_~x#1|) (= (_ +zero 11 53) ~zero_log10~0) (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|) |ULTIMATE.start___ieee754_log10_~lx~1#1|) (= |ULTIMATE.start___ieee754_log10_~hx~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|)))))) [2024-11-08 19:41:46,686 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 19:41:46,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:41:46 ImpRootNode [2024-11-08 19:41:46,691 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:41:46,692 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:41:46,692 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:41:46,692 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:41:46,693 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:47" (3/4) ... [2024-11-08 19:41:46,697 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:41:46,708 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-11-08 19:41:46,709 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-08 19:41:46,709 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:41:46,710 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:41:46,835 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:41:46,836 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:41:46,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:41:46,837 INFO L158 Benchmark]: Toolchain (without parser) took 469990.28ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 44.6MB in the beginning and 45.4MB in the end (delta: -842.2kB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,837 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 95.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.35ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 44.3MB in the beginning and 61.0MB in the end (delta: -16.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.68ms. Allocated memory is still 88.1MB. Free memory was 61.0MB in the beginning and 58.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,839 INFO L158 Benchmark]: Boogie Preprocessor took 70.50ms. Allocated memory is still 88.1MB. Free memory was 58.6MB in the beginning and 56.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,839 INFO L158 Benchmark]: RCFGBuilder took 110498.89ms. Allocated memory is still 88.1MB. Free memory was 56.0MB in the beginning and 48.3MB in the end (delta: 7.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,839 INFO L158 Benchmark]: CodeCheck took 358711.75ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 51.7MB in the end (delta: -3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:41:46,840 INFO L158 Benchmark]: Witness Printer took 144.80ms. Allocated memory is still 88.1MB. Free memory was 51.7MB in the beginning and 45.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:46,842 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 353.9s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 31 mSolverCounterUnknown, 620 SdHoareTripleChecker+Valid, 833.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 197 mSDsluCounter, 404 SdHoareTripleChecker+Invalid, 785.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 176 mSDsCounter, 119 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 563 IncrementalHoareTripleChecker+Invalid, 713 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 119 mSolverCounterUnsat, 228 mSDtfsCounter, 563 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1009 GetRequests, 949 SyntacticMatches, 10 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 983 ImplicationChecksByTransitivity, 162.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 55.0s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 115 ConstructedInterpolants, 24 QuantifiedInterpolants, 944 SizeOfPredicates, 19 NumberOfNonLiveVariables, 639 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 177]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 95.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.35ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 44.3MB in the beginning and 61.0MB in the end (delta: -16.7MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.68ms. Allocated memory is still 88.1MB. Free memory was 61.0MB in the beginning and 58.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.50ms. Allocated memory is still 88.1MB. Free memory was 58.6MB in the beginning and 56.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 110498.89ms. Allocated memory is still 88.1MB. Free memory was 56.0MB in the beginning and 48.3MB in the end (delta: 7.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * CodeCheck took 358711.75ms. Allocated memory is still 88.1MB. Free memory was 48.3MB in the beginning and 51.7MB in the end (delta: -3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 144.80ms. Allocated memory is still 88.1MB. Free memory was 51.7MB in the beginning and 45.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 19:41:47,056 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 19:41:47,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d158146-4ea2-43cd-b1b4-d65fc6523bc7/bin/ukojak-verify-ImItNfHLgk/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