./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0832.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/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_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0832.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/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_af4f713a-60bf-4495-8800-566a77adee9b/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 5a8e4ffd9ea97f05ef6346cf53038fe7de9dfb80c74cdd9b6a5c49fbcb6c0f8f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:08:05,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:08:05,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:08:05,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:08:05,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:08:05,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:08:05,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:08:05,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:08:05,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:08:05,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:08:05,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:08:05,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:08:05,144 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:08:05,144 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:08:05,145 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:08:05,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:08:05,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:08:05,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:08:05,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:08:05,147 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:08:05,148 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:08:05,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:08:05,149 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:08:05,149 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:08:05,150 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:08:05,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:08:05,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:08:05,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:05,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:08:05,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:08:05,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:08:05,153 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:08:05,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:08:05,154 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_af4f713a-60bf-4495-8800-566a77adee9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a8e4ffd9ea97f05ef6346cf53038fe7de9dfb80c74cdd9b6a5c49fbcb6c0f8f [2024-11-09 00:08:05,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:08:05,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:08:05,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:08:05,512 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:08:05,513 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:08:05,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0832.c Unable to find full path for "g++" [2024-11-09 00:08:07,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:08:07,640 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:08:07,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/sv-benchmarks/c/float-newlib/double_req_bl_0832.c [2024-11-09 00:08:07,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data/3336f2543/1c5c94b2eae841c3bacf3d712dc117f5/FLAGcc07e454d [2024-11-09 00:08:07,989 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data/3336f2543/1c5c94b2eae841c3bacf3d712dc117f5 [2024-11-09 00:08:07,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:08:07,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:08:07,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:07,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:08:08,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:08:08,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:07" (1/1) ... [2024-11-09 00:08:08,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701aea1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08, skipping insertion in model container [2024-11-09 00:08:08,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:07" (1/1) ... [2024-11-09 00:08:08,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:08:08,280 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_af4f713a-60bf-4495-8800-566a77adee9b/sv-benchmarks/c/float-newlib/double_req_bl_0832.c[3927,3940] [2024-11-09 00:08:08,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:08,301 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:08:08,358 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_af4f713a-60bf-4495-8800-566a77adee9b/sv-benchmarks/c/float-newlib/double_req_bl_0832.c[3927,3940] [2024-11-09 00:08:08,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:08,389 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:08:08,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08 WrapperNode [2024-11-09 00:08:08,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:08,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:08,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:08:08,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:08:08,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,447 INFO L138 Inliner]: procedures = 17, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 188 [2024-11-09 00:08:08,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:08,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:08:08,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:08:08,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:08:08,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:08:08,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:08:08,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:08:08,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:08:08,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:08" (1/1) ... [2024-11-09 00:08:08,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:08,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:08:08,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:08:08,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:08:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:08:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:08:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:08:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:08:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:08:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:08:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:08:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:08:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:08:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 00:08:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:08:08,705 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:08:08,707 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:08:09,042 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:08:09,045 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:08:09,157 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:08:09,157 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-09 00:08:09,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:09 BoogieIcfgContainer [2024-11-09 00:08:09,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:08:09,159 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:08:09,159 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:08:09,168 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:08:09,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:09" (1/1) ... [2024-11-09 00:08:09,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:08:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:09,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-11-09 00:08:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-11-09 00:08:09,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:08:09,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:09,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:09,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:08:09,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:09,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2024-11-09 00:08:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-09 00:08:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:08:09,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:09,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:08:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:09,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:08:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:09,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:08:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:08:09,762 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:08:09,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:08:09 ImpRootNode [2024-11-09 00:08:09,809 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:08:09,810 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:08:09,810 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:08:09,810 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:08:09,811 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:08:09" (3/4) ... [2024-11-09 00:08:09,813 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:08:09,815 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:08:09,815 INFO L158 Benchmark]: Toolchain (without parser) took 1822.57ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 124.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2024-11-09 00:08:09,816 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:09,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.05ms. Allocated memory is still 172.0MB. Free memory was 138.5MB in the beginning and 124.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:08:09,818 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.02ms. Allocated memory is still 172.0MB. Free memory was 124.2MB in the beginning and 121.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:08:09,819 INFO L158 Benchmark]: Boogie Preprocessor took 41.36ms. Allocated memory is still 172.0MB. Free memory was 121.8MB in the beginning and 120.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:08:09,819 INFO L158 Benchmark]: RCFGBuilder took 668.00ms. Allocated memory is still 172.0MB. Free memory was 120.1MB in the beginning and 98.0MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:08:09,820 INFO L158 Benchmark]: CodeCheck took 650.33ms. Allocated memory is still 172.0MB. Free memory was 98.0MB in the beginning and 125.3MB in the end (delta: -27.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:08:09,820 INFO L158 Benchmark]: Witness Printer took 4.70ms. Allocated memory is still 172.0MB. Free memory was 125.3MB in the beginning and 124.5MB in the end (delta: 786.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:08:09,828 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 75 GetRequests, 75 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 147]: 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 146, overapproximation of someUnaryDOUBLEoperation at line 23, overapproximation of someBinaryArithmeticDOUBLEoperation at line 73. Possible FailurePath: [L19-L44] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L139] double x = __VERIFIER_nondet_double(); [L141] COND TRUE x == 0.0 || x == -0.0 [L143] CALL, EXPR __ieee754_exp(x) [L47] double y, hi, lo, c, t; [L48] __int32_t k = 0, xsb; [L49] __uint32_t hx; VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L52] ieee_double_shape_type gh_u; [L53] gh_u.value = (x) [L54] EXPR gh_u.parts.msw [L54] (hx) = gh_u.parts.msw [L56] xsb = (hx >> 31) & 1 [L57] hx &= 0x7fffffff VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2, xsb=0] [L59] COND TRUE hx >= 0x40862E42 VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2, xsb=0] [L60] COND FALSE !(hx >= 0x7ff00000) VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2, xsb=0] [L72] COND TRUE x > o_threshold_exp [L73] return huge_exp * huge_exp; VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2, xsb=0] [L143] RET, EXPR __ieee754_exp(x) [L143] double res = __ieee754_exp(x); [L146] COND TRUE res != 1.0 VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L147] reach_error() VAL [P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.05ms. Allocated memory is still 172.0MB. Free memory was 138.5MB in the beginning and 124.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.02ms. Allocated memory is still 172.0MB. Free memory was 124.2MB in the beginning and 121.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.36ms. Allocated memory is still 172.0MB. Free memory was 121.8MB in the beginning and 120.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.00ms. Allocated memory is still 172.0MB. Free memory was 120.1MB in the beginning and 98.0MB in the end (delta: 22.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 650.33ms. Allocated memory is still 172.0MB. Free memory was 98.0MB in the beginning and 125.3MB in the end (delta: -27.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.70ms. Allocated memory is still 172.0MB. Free memory was 125.3MB in the beginning and 124.5MB in the end (delta: 786.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:08:09,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/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_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0832.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/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_af4f713a-60bf-4495-8800-566a77adee9b/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 5a8e4ffd9ea97f05ef6346cf53038fe7de9dfb80c74cdd9b6a5c49fbcb6c0f8f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:08:12,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:08:12,480 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:08:12,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:08:12,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:08:12,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:08:12,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:08:12,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:08:12,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:08:12,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:08:12,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:08:12,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:08:12,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:08:12,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:08:12,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:08:12,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:08:12,552 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:08:12,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:08:12,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:08:12,554 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:08:12,554 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:08:12,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:08:12,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:08:12,559 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:08:12,559 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:08:12,559 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:08:12,560 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:12,560 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:08:12,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:08:12,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:12,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:08:12,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:08:12,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:08:12,562 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:08:12,562 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:12,563 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:08:12,563 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_af4f713a-60bf-4495-8800-566a77adee9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a8e4ffd9ea97f05ef6346cf53038fe7de9dfb80c74cdd9b6a5c49fbcb6c0f8f [2024-11-09 00:08:12,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:08:13,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:08:13,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:08:13,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:08:13,018 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:08:13,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0832.c Unable to find full path for "g++" [2024-11-09 00:08:15,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:08:15,423 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:08:15,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/sv-benchmarks/c/float-newlib/double_req_bl_0832.c [2024-11-09 00:08:15,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data/507191cee/9e4b5ca6c8be47daad33afddc09aeefd/FLAG61d625441 [2024-11-09 00:08:15,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/data/507191cee/9e4b5ca6c8be47daad33afddc09aeefd [2024-11-09 00:08:15,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:08:15,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:08:15,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:15,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:08:15,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:08:15,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dca1a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15, skipping insertion in model container [2024-11-09 00:08:15,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,490 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:08:15,765 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_af4f713a-60bf-4495-8800-566a77adee9b/sv-benchmarks/c/float-newlib/double_req_bl_0832.c[3927,3940] [2024-11-09 00:08:15,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:15,808 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:08:15,905 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_af4f713a-60bf-4495-8800-566a77adee9b/sv-benchmarks/c/float-newlib/double_req_bl_0832.c[3927,3940] [2024-11-09 00:08:15,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:08:15,940 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:08:15,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15 WrapperNode [2024-11-09 00:08:15,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:08:15,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:15,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:08:15,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:08:15,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:15,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,016 INFO L138 Inliner]: procedures = 20, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 180 [2024-11-09 00:08:16,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:08:16,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:08:16,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:08:16,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:08:16,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,051 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:08:16,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:08:16,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:08:16,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:08:16,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:08:15" (1/1) ... [2024-11-09 00:08:16,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:08:16,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:08:16,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:08:16,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:08:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:08:16,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-09 00:08:16,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 00:08:16,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:08:16,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:08:16,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-09 00:08:16,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:08:16,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:08:16,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:08:16,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:08:16,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:08:16,287 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:08:16,289 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:09:00,901 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-09 00:09:00,901 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:09:00,990 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:09:00,990 INFO L316 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-09 00:09:00,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:00 BoogieIcfgContainer [2024-11-09 00:09:00,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:09:00,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:09:00,992 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:09:01,001 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:09:01,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:00" (1/1) ... [2024-11-09 00:09:01,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:09:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:01,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-11-09 00:09:01,070 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-11-09 00:09:01,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:09:01,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:01,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:01,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:01,082 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:01,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:09:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:01,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:01,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:09:01,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:01,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:09:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:01,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2024-11-09 00:09:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-09 00:09:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:09:01,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:01,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:01,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:01,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:01,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:09:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:03,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:04,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:09:04,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:04,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:06,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:09:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2024-11-09 00:09:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2024-11-09 00:09:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:09:07,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:07,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:07,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:07,023 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:07,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:09:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:07,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:07,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:09:07,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:07,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:07,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:09:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-11-09 00:09:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-11-09 00:09:07,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:09:07,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:07,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:07,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:07,680 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:07,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:09:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:09,488 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:09,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:09,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:11,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:11,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:20,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-09 00:09:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-09 00:09:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:09:20,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:20,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:20,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:20,945 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:20,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:09:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:22,626 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:22,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:22,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:39,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:39,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:15,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:10:35,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:10:46,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:10:57,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.87s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:11:01,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:11:07,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:11:09,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:11:18,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:11:21,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:11:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2024-11-09 00:11:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2024-11-09 00:11:35,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:11:35,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:35,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:35,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:35,421 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:35,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:11:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:39,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:44,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:11:44,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:53,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:11:53,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:13:13,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:13:13,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-09 00:13:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-09 00:13:13,811 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:13:13,811 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-09 00:13:13,819 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:13:17,333 INFO L75 FloydHoareUtils]: For program point L60(lines 60 71) no Hoare annotation was computed. [2024-11-09 00:13:17,333 INFO L75 FloydHoareUtils]: For program point L118-1(lines 118 122) no Hoare annotation was computed. [2024-11-09 00:13:17,334 INFO L75 FloydHoareUtils]: For program point L118-2(lines 118 122) no Hoare annotation was computed. [2024-11-09 00:13:17,334 INFO L77 FloydHoareUtils]: At program point __ieee754_exp_returnLabel#1(lines 46 131) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_exp_~x#1_29| (_ FloatingPoint 11 53)) (~huge_exp~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.eq |v_ULTIMATE.start___ieee754_exp_~x#1_29| (fp.neg (_ +zero 11 53))) (= (fp.add currentRoundingMode .cse0 |v_ULTIMATE.start___ieee754_exp_~x#1_29|) |ULTIMATE.start___ieee754_exp_#res#1|) (fp.gt (fp.add currentRoundingMode ~huge_exp~0 |v_ULTIMATE.start___ieee754_exp_~x#1_29|) .cse0)))) [2024-11-09 00:13:17,334 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 133 153) the Hoare annotation is: true [2024-11-09 00:13:17,334 INFO L75 FloydHoareUtils]: For program point L102(lines 102 130) no Hoare annotation was computed. [2024-11-09 00:13:17,335 INFO L75 FloydHoareUtils]: For program point L62-1(lines 62 66) no Hoare annotation was computed. [2024-11-09 00:13:17,335 INFO L75 FloydHoareUtils]: For program point L62-2(lines 62 66) no Hoare annotation was computed. [2024-11-09 00:13:17,335 INFO L75 FloydHoareUtils]: For program point L62-3(lines 60 71) no Hoare annotation was computed. [2024-11-09 00:13:17,335 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:13:17,335 INFO L75 FloydHoareUtils]: For program point L104-1(lines 104 108) no Hoare annotation was computed. [2024-11-09 00:13:17,336 INFO L75 FloydHoareUtils]: For program point L104-2(lines 104 108) no Hoare annotation was computed. [2024-11-09 00:13:17,336 INFO L77 FloydHoareUtils]: At program point L146(lines 146 149) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_exp_~x#1_29| (_ FloatingPoint 11 53)) (~huge_exp~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.eq |v_ULTIMATE.start___ieee754_exp_~x#1_29| (fp.neg (_ +zero 11 53))) (= (fp.add currentRoundingMode .cse0 |v_ULTIMATE.start___ieee754_exp_~x#1_29|) |ULTIMATE.start_main_~res~0#1|) (fp.gt (fp.add currentRoundingMode ~huge_exp~0 |v_ULTIMATE.start___ieee754_exp_~x#1_29|) .cse0)))) [2024-11-09 00:13:17,336 INFO L75 FloydHoareUtils]: For program point L72(lines 72 73) no Hoare annotation was computed. [2024-11-09 00:13:17,337 INFO L75 FloydHoareUtils]: For program point L147(line 147) no Hoare annotation was computed. [2024-11-09 00:13:17,340 INFO L75 FloydHoareUtils]: For program point L98(lines 98 101) no Hoare annotation was computed. [2024-11-09 00:13:17,340 INFO L75 FloydHoareUtils]: For program point L123(lines 123 128) no Hoare annotation was computed. [2024-11-09 00:13:17,340 INFO L77 FloydHoareUtils]: At program point L90(lines 90 93) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_exp_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))) (= |ULTIMATE.start___ieee754_exp_~hx~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,340 INFO L75 FloydHoareUtils]: For program point L123-1(lines 123 128) no Hoare annotation was computed. [2024-11-09 00:13:17,341 INFO L75 FloydHoareUtils]: For program point L123-2(lines 123 128) no Hoare annotation was computed. [2024-11-09 00:13:17,341 INFO L75 FloydHoareUtils]: For program point L90-2(lines 78 93) no Hoare annotation was computed. [2024-11-09 00:13:17,341 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2024-11-09 00:13:17,341 INFO L75 FloydHoareUtils]: For program point L74(lines 74 75) no Hoare annotation was computed. [2024-11-09 00:13:17,341 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:13:17,341 INFO L77 FloydHoareUtils]: At program point L91(lines 91 92) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,342 INFO L77 FloydHoareUtils]: At program point L141(lines 141 150) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 37256660955097055421.0 50000000000000000.0))) ~u_threshold_exp~0) (exists ((currentRoundingMode RoundingMode)) (= ~o_threshold_exp~0 ((_ to_fp 11 53) currentRoundingMode (/ 88722839111672996637.0 125000000000000000.0)))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0)) [2024-11-09 00:13:17,342 INFO L77 FloydHoareUtils]: At program point L141-2(lines 141 150) the Hoare annotation is: true [2024-11-09 00:13:17,342 INFO L77 FloydHoareUtils]: At program point L59(lines 59 76) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 37256660955097055421.0 50000000000000000.0))) ~u_threshold_exp~0) (exists ((currentRoundingMode RoundingMode)) (= ~o_threshold_exp~0 ((_ to_fp 11 53) currentRoundingMode (/ 88722839111672996637.0 125000000000000000.0)))) (exists ((|v_skolemized_q#valueAsBitvector_31| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_exp_~hx~0#1| (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_31|) (_ bv2147483647 32))) (= |ULTIMATE.start___ieee754_exp_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_31|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_31|))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,342 INFO L77 FloydHoareUtils]: At program point L59-2(lines 46 131) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_exp_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))) (= |ULTIMATE.start___ieee754_exp_~hx~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,343 INFO L77 FloydHoareUtils]: At program point L51-1(lines 51 55) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 37256660955097055421.0 50000000000000000.0))) ~u_threshold_exp~0) (exists ((currentRoundingMode RoundingMode)) (= ~o_threshold_exp~0 ((_ to_fp 11 53) currentRoundingMode (/ 88722839111672996637.0 125000000000000000.0)))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |ULTIMATE.start___ieee754_exp_~hx~0#1|) (= |ULTIMATE.start___ieee754_exp_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,343 INFO L77 FloydHoareUtils]: At program point L51-2(lines 51 55) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 37256660955097055421.0 50000000000000000.0))) ~u_threshold_exp~0) (exists ((currentRoundingMode RoundingMode)) (= ~o_threshold_exp~0 ((_ to_fp 11 53) currentRoundingMode (/ 88722839111672996637.0 125000000000000000.0)))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,343 INFO L77 FloydHoareUtils]: At program point L51-3(lines 51 55) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 11 53) currentRoundingMode 1.0)) (= (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven (/ 37256660955097055421.0 50000000000000000.0))) ~u_threshold_exp~0) (exists ((currentRoundingMode RoundingMode)) (= ~o_threshold_exp~0 ((_ to_fp 11 53) currentRoundingMode (/ 88722839111672996637.0 125000000000000000.0)))) (exists ((|v_skolemized_q#valueAsBitvector_36| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_36|) |ULTIMATE.start___ieee754_exp_~hx~0#1|) (= |ULTIMATE.start___ieee754_exp_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_36|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_36|))))) (= ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_exp~0) (fp.eq |ULTIMATE.start___ieee754_exp_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-09 00:13:17,344 INFO L75 FloydHoareUtils]: For program point L109(lines 109 114) no Hoare annotation was computed. [2024-11-09 00:13:17,344 INFO L75 FloydHoareUtils]: For program point L109-1(lines 109 114) no Hoare annotation was computed. [2024-11-09 00:13:17,344 INFO L75 FloydHoareUtils]: For program point L109-2(lines 109 114) no Hoare annotation was computed. [2024-11-09 00:13:17,356 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:13:17,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:13:17 ImpRootNode [2024-11-09 00:13:17,359 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:13:17,359 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:13:17,360 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:13:17,360 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:13:17,361 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:00" (3/4) ... [2024-11-09 00:13:17,363 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:13:17,376 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 00:13:17,377 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:13:17,377 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:13:17,377 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:13:17,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:13:17,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:13:17,500 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:13:17,501 INFO L158 Benchmark]: Toolchain (without parser) took 302044.16ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 32.7MB in the end (delta: 14.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-09 00:13:17,501 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:13:17,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.94ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 47.1MB in the end (delta: -115.3kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-09 00:13:17,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.87ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 44.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:13:17,502 INFO L158 Benchmark]: Boogie Preprocessor took 46.30ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:13:17,502 INFO L158 Benchmark]: RCFGBuilder took 44926.96ms. Allocated memory is still 71.3MB. Free memory was 42.5MB in the beginning and 33.4MB in the end (delta: 9.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-11-09 00:13:17,503 INFO L158 Benchmark]: CodeCheck took 256367.35ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 38.5MB in the end (delta: -5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:13:17,503 INFO L158 Benchmark]: Witness Printer took 140.78ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 32.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:13:17,506 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 252.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 351 SdHoareTripleChecker+Valid, 155.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 104 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 148.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 64 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 265 IncrementalHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 225 mSDtfsCounter, 265 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 643 GetRequests, 560 SyntacticMatches, 1 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2229 ImplicationChecksByTransitivity, 151.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 5.7s SatisfiabilityAnalysisTime, 27.9s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 65 ConstructedInterpolants, 17 QuantifiedInterpolants, 520 SizeOfPredicates, 14 NumberOfNonLiveVariables, 479 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 147]: 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 0.23ms. Allocated memory is still 54.5MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.94ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 47.1MB in the end (delta: -115.3kB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.87ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 44.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.30ms. Allocated memory is still 71.3MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 44926.96ms. Allocated memory is still 71.3MB. Free memory was 42.5MB in the beginning and 33.4MB in the end (delta: 9.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * CodeCheck took 256367.35ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 38.5MB in the end (delta: -5.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 140.78ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 32.7MB in the end (delta: 5.8MB). 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! [2024-11-09 00:13:17,718 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:13:17,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af4f713a-60bf-4495-8800-566a77adee9b/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