./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.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_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/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_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/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_36694b00-5387-4bea-8373-a7fbde14fe5f/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 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:52:39,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:52:39,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:52:39,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:52:39,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:52:39,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:52:39,409 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:52:39,409 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:52:39,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:52:39,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:52:39,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:52:39,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:52:39,416 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:52:39,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:52:39,417 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:52:39,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:52:39,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:52:39,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:52:39,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:52:39,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:52:39,422 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:52:39,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:52:39,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:52:39,425 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:52:39,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:52:39,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:52:39,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:52:39,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:39,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:52:39,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:52:39,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:52:39,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:52:39,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:52:39,431 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_36694b00-5387-4bea-8373-a7fbde14fe5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a [2024-11-08 22:52:39,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:52:39,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:52:39,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:52:39,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:52:39,793 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:52:39,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c Unable to find full path for "g++" [2024-11-08 22:52:41,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:52:42,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:52:42,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c [2024-11-08 22:52:42,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data/ff3bf011b/d9a0db5980334ee79bc63d3d41cdf542/FLAG04bfc36fc [2024-11-08 22:52:42,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data/ff3bf011b/d9a0db5980334ee79bc63d3d41cdf542 [2024-11-08 22:52:42,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:52:42,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:52:42,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:42,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:52:42,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:52:42,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e62b7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42, skipping insertion in model container [2024-11-08 22:52:42,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,135 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:52:42,378 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_36694b00-5387-4bea-8373-a7fbde14fe5f/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2024-11-08 22:52:42,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:42,397 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:52:42,444 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_36694b00-5387-4bea-8373-a7fbde14fe5f/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2024-11-08 22:52:42,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:42,465 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:52:42,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42 WrapperNode [2024-11-08 22:52:42,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:42,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:42,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:52:42,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:52:42,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,525 INFO L138 Inliner]: procedures = 19, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 276 [2024-11-08 22:52:42,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:42,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:52:42,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:52:42,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:52:42,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:52:42,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:52:42,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:52:42,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:52:42,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:42,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:52:42,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:52:42,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:52:42,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:52:42,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:52:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:52:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:52:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:52:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:52:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:52:42,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:52:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:52:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:52:42,841 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:52:42,848 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:52:43,310 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-08 22:52:43,310 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:52:43,547 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:52:43,547 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-08 22:52:43,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:52:43 BoogieIcfgContainer [2024-11-08 22:52:43,548 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:52:43,549 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:52:43,549 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:52:43,563 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:52:43,563 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:52:43" (1/1) ... [2024-11-08 22:52:43,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:52:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-08 22:52:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-08 22:52:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:52:43,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:43,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:52:43,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2024-11-08 22:52:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2024-11-08 22:52:43,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:52:43,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:43,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:52:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:52:43,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:43,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2024-11-08 22:52:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-11-08 22:52:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:52:43,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:43,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:52:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:52:43,995 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:52:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:52:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:52:44,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:52:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:52:44,182 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:52:44,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:52:44 ImpRootNode [2024-11-08 22:52:44,233 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:52:44,234 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:52:44,234 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:52:44,234 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:52:44,235 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:52:43" (3/4) ... [2024-11-08 22:52:44,238 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:52:44,239 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:52:44,240 INFO L158 Benchmark]: Toolchain (without parser) took 2146.66ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 100.4MB in the end (delta: 21.4MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-11-08 22:52:44,240 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:52:44,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.60ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 106.6MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:52:44,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.54ms. Allocated memory is still 157.3MB. Free memory was 106.6MB in the beginning and 103.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:52:44,243 INFO L158 Benchmark]: Boogie Preprocessor took 44.06ms. Allocated memory is still 157.3MB. Free memory was 103.6MB in the beginning and 101.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:52:44,245 INFO L158 Benchmark]: RCFGBuilder took 975.27ms. Allocated memory is still 157.3MB. Free memory was 101.5MB in the beginning and 56.2MB in the end (delta: 45.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 22:52:44,245 INFO L158 Benchmark]: CodeCheck took 683.76ms. Allocated memory is still 157.3MB. Free memory was 56.2MB in the beginning and 100.4MB in the end (delta: -44.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:52:44,246 INFO L158 Benchmark]: Witness Printer took 5.57ms. Allocated memory is still 157.3MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:52:44,249 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 28 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 176]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 147, overapproximation of someBinaryArithmeticFLOAToperation at line 119. Possible FailurePath: [L14-L18] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L20] static const float zero_log = 0.0; [L100-L103] static const float two25_log10 = 3.3554432000e+07, ivln10_log10 = 4.3429449201e-01, log10_2hi_log10 = 3.0102920532e-01, log10_2lo_log10 = 7.9034151668e-07; [L105] static const float zero = 0.0; [L168] float x = __VERIFIER_nondet_float(); [L170] x < 0 && isfinite_float(x) [L170] CALL, EXPR isfinite_float(x) [L151] __int32_t ix; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L153] ieee_float_shape_type gf_u; [L154] gf_u.value = (x) [L155] EXPR gf_u.word [L155] (ix) = gf_u.word [L157] ix &= 0x7fffffff [L158] return (((ix) < 0x7f800000L)); [L170] RET, EXPR isfinite_float(x) [L170] x < 0 && isfinite_float(x) VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L170] COND TRUE x < 0 && isfinite_float(x) [L172] CALL, EXPR __ieee754_log10f(x) [L108] float y, z; [L109] __int32_t i, k, hx; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L112] ieee_float_shape_type gf_u; [L113] gf_u.value = (x) [L114] EXPR gf_u.word [L114] (hx) = gf_u.word [L117] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, hx=0, ivln10_log10=43429449201/100000000000, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L118] COND TRUE ((hx & 0x7fffffff) == 0) [L119] return -two25_log10 / zero; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ivln10_log10=43429449201/100000000000, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, x=2, zero=0, zero_log=0] [L172] RET, EXPR __ieee754_log10f(x) [L172] float res = __ieee754_log10f(x); [L175] CALL, EXPR isnan_float(res) [L147] return x != x; [L175] RET, EXPR isnan_float(res) [L175] COND TRUE !isnan_float(res) [L176] reach_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ivln10_log10=43429449201/100000000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, log10_2hi_log10=7525730133/25000000000, log10_2lo_log10=19758537917/25000000000000000, two25_log10=33554432, two25_log=33554432, zero=0, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory was 88.7MB in the beginning and 88.7MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.60ms. Allocated memory is still 157.3MB. Free memory was 121.8MB in the beginning and 106.6MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.54ms. Allocated memory is still 157.3MB. Free memory was 106.6MB in the beginning and 103.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.06ms. Allocated memory is still 157.3MB. Free memory was 103.6MB in the beginning and 101.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 975.27ms. Allocated memory is still 157.3MB. Free memory was 101.5MB in the beginning and 56.2MB in the end (delta: 45.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 683.76ms. Allocated memory is still 157.3MB. Free memory was 56.2MB in the beginning and 100.4MB in the end (delta: -44.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.57ms. Allocated memory is still 157.3MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:52:44,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/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_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/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_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/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_36694b00-5387-4bea-8373-a7fbde14fe5f/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 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:52:46,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:52:47,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:52:47,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:52:47,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:52:47,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:52:47,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:52:47,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:52:47,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:52:47,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:52:47,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:52:47,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:52:47,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:52:47,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:52:47,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:52:47,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:52:47,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:52:47,164 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:52:47,165 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:52:47,165 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:52:47,169 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:52:47,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:52:47,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:52:47,171 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:52:47,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:52:47,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:52:47,173 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:52:47,173 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:52:47,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:52:47,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:47,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:52:47,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:52:47,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:52:47,177 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:52:47,177 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:52:47,178 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:52:47,178 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_36694b00-5387-4bea-8373-a7fbde14fe5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c0d87e5cab4fd8cfe59229ecc351c0984abd613d260378d067ff001b545db3a [2024-11-08 22:52:47,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:52:47,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:52:47,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:52:47,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:52:47,708 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:52:47,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0970a.c Unable to find full path for "g++" [2024-11-08 22:52:50,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:52:50,294 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:52:50,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c [2024-11-08 22:52:50,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data/ace34f354/1cdf193e0f1a4ccab648779623327cce/FLAG79b899703 [2024-11-08 22:52:50,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/data/ace34f354/1cdf193e0f1a4ccab648779623327cce [2024-11-08 22:52:50,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:52:50,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:52:50,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:50,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:52:50,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:52:50,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:50" (1/1) ... [2024-11-08 22:52:50,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b298cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:50, skipping insertion in model container [2024-11-08 22:52:50,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:52:50" (1/1) ... [2024-11-08 22:52:50,731 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:52:51,030 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_36694b00-5387-4bea-8373-a7fbde14fe5f/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2024-11-08 22:52:51,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:51,053 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:52:51,102 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_36694b00-5387-4bea-8373-a7fbde14fe5f/sv-benchmarks/c/float-newlib/float_req_bl_0970a.c[4407,4420] [2024-11-08 22:52:51,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:52:51,129 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:52:51,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51 WrapperNode [2024-11-08 22:52:51,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:52:51,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:51,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:52:51,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:52:51,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,192 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 233 [2024-11-08 22:52:51,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:52:51,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:52:51,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:52:51,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:52:51,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,235 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,237 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:52:51,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:52:51,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:52:51,243 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:52:51,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:52:51" (1/1) ... [2024-11-08 22:52:51,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:52:51,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:52:51,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:52:51,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:52:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:52:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:52:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:52:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:52:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:52:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:52:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:52:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:52:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:52:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:52:51,491 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:52:51,494 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:53:50,610 INFO L? ?]: Removed 73 outVars from TransFormulas that were not future-live. [2024-11-08 22:53:50,610 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:53:50,703 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:53:50,704 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-08 22:53:50,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:50 BoogieIcfgContainer [2024-11-08 22:53:50,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:53:50,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:53:50,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:53:50,716 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:53:50,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:50" (1/1) ... [2024-11-08 22:53:50,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:53:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2024-11-08 22:53:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2024-11-08 22:53:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:53:50,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:50,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:50,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:53:50,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:53:50,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:53:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:51,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:53:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:51,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:53:51,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:53:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:53:51,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:53:51,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:51,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2024-11-08 22:53:51,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2024-11-08 22:53:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:53:51,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:51,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:51,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:53:51,778 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:53:51,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:53:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:52,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:53:52,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:52,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:53:52,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:53:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:53:52,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:53:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2024-11-08 22:53:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2024-11-08 22:53:52,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:53:52,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:52,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:52,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:53:52,748 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:53:52,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:53:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:53,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:53:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:53,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:53:53,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:53:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:53:53,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:53:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:53:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2024-11-08 22:53:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-11-08 22:53:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:53:53,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:53:53,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:53:53,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:53:53,628 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:53:53,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:53:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:55,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:53:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:55,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:53:55,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:53:56,646 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:53:56,648 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:53:56,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:53:56,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:54:00,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2024-11-08 22:54:00,269 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2024-11-08 22:54:00,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:54:00,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:00,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:00,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:00,271 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:00,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:54:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:02,683 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:02,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 22:54:02,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:04,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:54:04,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-08 22:54:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:54:07,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:54:21,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:54:33,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:54:43,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:54:44,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:54:48,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:54:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:48,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2024-11-08 22:54:48,999 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2024-11-08 22:54:49,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:54:49,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:54:49,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:54:49,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:54:49,002 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:54:49,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:54:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:50,143 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:54:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:54:50,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:54:50,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:54:50,423 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:54:50,424 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:54:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:54:50,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:54:52,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:54:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-08 22:54:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-08 22:54:52,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:54:52,367 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-08 22:54:52,373 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:54:54,230 INFO L77 FloydHoareUtils]: At program point L118(lines 118 119) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10f_~x#1|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-08 22:54:54,230 INFO L75 FloydHoareUtils]: For program point L176(line 176) no Hoare annotation was computed. [2024-11-08 22:54:54,230 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 161 182) the Hoare annotation is: true [2024-11-08 22:54:54,231 INFO L75 FloydHoareUtils]: For program point L127-1(lines 127 131) no Hoare annotation was computed. [2024-11-08 22:54:54,231 INFO L75 FloydHoareUtils]: For program point L127-2(lines 127 131) no Hoare annotation was computed. [2024-11-08 22:54:54,231 INFO L77 FloydHoareUtils]: At program point L152-1(lines 152 156) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp ((_ extract 31 31) |ULTIMATE.start_isfinite_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isfinite_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isfinite_float_~ix~1#1|)) |ULTIMATE.start_main_~x~0#1|) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) [2024-11-08 22:54:54,231 INFO L77 FloydHoareUtils]: At program point L152-2(lines 152 156) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= |ULTIMATE.start_isfinite_float_~x#1| |ULTIMATE.start_main_~x~0#1|) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) [2024-11-08 22:54:54,232 INFO L77 FloydHoareUtils]: At program point L152-3(lines 152 156) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (= (fp ((_ extract 31 31) |ULTIMATE.start_isfinite_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isfinite_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isfinite_float_~ix~1#1|)) |ULTIMATE.start_main_~x~0#1|) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) [2024-11-08 22:54:54,232 INFO L77 FloydHoareUtils]: At program point L111-1(lines 111 115) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10f_~x#1|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-08 22:54:54,233 INFO L77 FloydHoareUtils]: At program point L111-2(lines 111 115) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10f_~x#1|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0)) [2024-11-08 22:54:54,233 INFO L77 FloydHoareUtils]: At program point L111-3(lines 111 115) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10f_~x#1|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-08 22:54:54,233 INFO L75 FloydHoareUtils]: For program point L37(lines 37 38) no Hoare annotation was computed. [2024-11-08 22:54:54,234 INFO L77 FloydHoareUtils]: At program point L120(lines 120 121) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))) (= .cse0 |ULTIMATE.start___ieee754_log10f_~x#1|)))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (exists ((currentRoundingMode RoundingMode)) (fp.lt (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_log10f_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_log10f_~hx~0#1|)) ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) [2024-11-08 22:54:54,234 INFO L77 FloydHoareUtils]: At program point L170(line 170) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (let ((.cse0 (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))))) (or (and (not .cse0) (not |ULTIMATE.start_main_#t~short14#1|)) (and |ULTIMATE.start_main_#t~short14#1| .cse0)))) [2024-11-08 22:54:54,234 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:54:54,235 INFO L77 FloydHoareUtils]: At program point L170-2(lines 170 179) the Hoare annotation is: (or (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero~0) (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32))) (and (= (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)) |ULTIMATE.start_main_~x~0#1|) (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)))) (fp.lt |ULTIMATE.start_main_~x~0#1| ((_ to_fp 8 24) currentRoundingMode (_ bv0 32)))) (not |ULTIMATE.start_main_#t~short14#1|)) [2024-11-08 22:54:54,235 INFO L75 FloydHoareUtils]: For program point L137-1(lines 137 141) no Hoare annotation was computed. [2024-11-08 22:54:54,235 INFO L75 FloydHoareUtils]: For program point L137-2(lines 137 141) no Hoare annotation was computed. [2024-11-08 22:54:54,235 INFO L75 FloydHoareUtils]: For program point L137-3(lines 137 141) no Hoare annotation was computed. [2024-11-08 22:54:54,236 INFO L77 FloydHoareUtils]: At program point L170-4(lines 170 179) the Hoare annotation is: true [2024-11-08 22:54:54,236 INFO L75 FloydHoareUtils]: For program point L39(lines 39 47) no Hoare annotation was computed. [2024-11-08 22:54:54,236 INFO L75 FloydHoareUtils]: For program point L39-1(lines 39 47) no Hoare annotation was computed. [2024-11-08 22:54:54,236 INFO L75 FloydHoareUtils]: For program point L122(lines 122 123) no Hoare annotation was computed. [2024-11-08 22:54:54,237 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 176) no Hoare annotation was computed. [2024-11-08 22:54:54,237 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-11-08 22:54:54,237 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:54:54,237 INFO L75 FloydHoareUtils]: For program point L124(lines 124 132) no Hoare annotation was computed. [2024-11-08 22:54:54,237 INFO L75 FloydHoareUtils]: For program point L124-1(lines 124 132) no Hoare annotation was computed. [2024-11-08 22:54:54,238 INFO L75 FloydHoareUtils]: For program point __ieee754_logf_returnLabel#1(lines 22 98) no Hoare annotation was computed. [2024-11-08 22:54:54,238 INFO L75 FloydHoareUtils]: For program point L42-1(lines 42 46) no Hoare annotation was computed. [2024-11-08 22:54:54,238 INFO L75 FloydHoareUtils]: For program point L42-2(lines 42 46) no Hoare annotation was computed. [2024-11-08 22:54:54,238 INFO L75 FloydHoareUtils]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2024-11-08 22:54:54,238 INFO L75 FloydHoareUtils]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2024-11-08 22:54:54,239 INFO L75 FloydHoareUtils]: For program point L26-3(lines 26 30) no Hoare annotation was computed. [2024-11-08 22:54:54,239 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 55) no Hoare annotation was computed. [2024-11-08 22:54:54,239 INFO L75 FloydHoareUtils]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2024-11-08 22:54:54,239 INFO L75 FloydHoareUtils]: For program point L51-3(lines 51 55) no Hoare annotation was computed. [2024-11-08 22:54:54,240 INFO L77 FloydHoareUtils]: At program point L175(lines 175 178) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret16#1|) [2024-11-08 22:54:54,240 INFO L77 FloydHoareUtils]: At program point __ieee754_log10f_returnLabel#1(lines 107 144) the Hoare annotation is: (exists ((|v_ULTIMATE.start_isfinite_float_~ix~1#1_14| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp ((_ extract 31 31) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 30 23) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) ((_ extract 22 0) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|)))) (and (bvslt (bvand (_ bv2147483647 32) |v_ULTIMATE.start_isfinite_float_~ix~1#1_14|) (_ bv2139095040 32)) (fp.lt .cse0 ((_ to_fp 8 24) currentRoundingMode (_ bv0 32))) (= (fp.div currentRoundingMode (fp.sub currentRoundingMode .cse0 .cse0) ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))) |ULTIMATE.start___ieee754_log10f_#res#1|)))) [2024-11-08 22:54:54,240 INFO L75 FloydHoareUtils]: For program point L35(lines 35 36) no Hoare annotation was computed. [2024-11-08 22:54:54,253 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:54:54,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:54:54 ImpRootNode [2024-11-08 22:54:54,257 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:54:54,258 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:54:54,258 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:54:54,259 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:54:54,259 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:53:50" (3/4) ... [2024-11-08 22:54:54,262 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:54:54,274 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2024-11-08 22:54:54,275 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 22:54:54,276 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:54:54,276 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:54:54,416 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:54:54,417 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:54:54,417 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:54:54,418 INFO L158 Benchmark]: Toolchain (without parser) took 123763.15ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 36.4MB in the beginning and 73.0MB in the end (delta: -36.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:54,418 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 79.7MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:54:54,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.74ms. Allocated memory is still 79.7MB. Free memory was 36.4MB in the beginning and 44.7MB in the end (delta: -8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:54:54,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.48ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:54:54,419 INFO L158 Benchmark]: Boogie Preprocessor took 48.46ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 40.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:54:54,419 INFO L158 Benchmark]: RCFGBuilder took 59461.53ms. Allocated memory is still 79.7MB. Free memory was 40.0MB in the beginning and 36.8MB in the end (delta: 3.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-08 22:54:54,420 INFO L158 Benchmark]: CodeCheck took 63552.63ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 36.8MB in the beginning and 79.3MB in the end (delta: -42.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 22:54:54,420 INFO L158 Benchmark]: Witness Printer took 158.98ms. Allocated memory is still 104.9MB. Free memory was 79.3MB in the beginning and 73.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:54:54,423 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 263 SdHoareTripleChecker+Valid, 60.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 175 SdHoareTripleChecker+Invalid, 58.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 216 IncrementalHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 127 mSDtfsCounter, 216 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 576 GetRequests, 524 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 485 ImplicationChecksByTransitivity, 20.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 67 ConstructedInterpolants, 26 QuantifiedInterpolants, 555 SizeOfPredicates, 11 NumberOfNonLiveVariables, 361 ConjunctsInSsa, 39 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: 176]: 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 0.77ms. Allocated memory is still 79.7MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.74ms. Allocated memory is still 79.7MB. Free memory was 36.4MB in the beginning and 44.7MB in the end (delta: -8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.48ms. Allocated memory is still 79.7MB. Free memory was 44.7MB in the beginning and 42.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.46ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 40.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 59461.53ms. Allocated memory is still 79.7MB. Free memory was 40.0MB in the beginning and 36.8MB in the end (delta: 3.2MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 63552.63ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 36.8MB in the beginning and 79.3MB in the end (delta: -42.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 158.98ms. Allocated memory is still 104.9MB. Free memory was 79.3MB in the beginning and 73.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 22:54:54,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36694b00-5387-4bea-8373-a7fbde14fe5f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE