./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0831.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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0831.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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 ae08d3dbde40e32197902417be767e9b8a44048ec2abbe937f73d3dc278c75f1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:41:14,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:41:14,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:41:14,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:41:14,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:41:14,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:41:14,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:41:14,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:41:14,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:41:14,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:41:14,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:41:14,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:41:14,302 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:41:14,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:41:14,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:41:14,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:41:14,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:41:14,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:41:14,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:41:14,308 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:41:14,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:41:14,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:41:14,313 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:41:14,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:41:14,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:41:14,314 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:41:14,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:41:14,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:14,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:41:14,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:41:14,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:41:14,318 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:41:14,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:41:14,319 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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae08d3dbde40e32197902417be767e9b8a44048ec2abbe937f73d3dc278c75f1 [2024-11-08 22:41:14,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:41:14,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:41:14,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:41:14,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:41:14,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:41:14,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0831.c Unable to find full path for "g++" [2024-11-08 22:41:16,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:41:16,945 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:41:16,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/sv-benchmarks/c/float-newlib/float_req_bl_0831.c [2024-11-08 22:41:16,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data/28b73a8d0/229d512568854876892174c8004ece7c/FLAG5f379cb2a [2024-11-08 22:41:16,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data/28b73a8d0/229d512568854876892174c8004ece7c [2024-11-08 22:41:16,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:41:16,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:41:16,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:16,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:41:16,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:41:16,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:16" (1/1) ... [2024-11-08 22:41:16,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@639b495a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:16, skipping insertion in model container [2024-11-08 22:41:16,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:16" (1/1) ... [2024-11-08 22:41:17,011 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:41:17,249 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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/sv-benchmarks/c/float-newlib/float_req_bl_0831.c[3205,3218] [2024-11-08 22:41:17,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:17,267 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:41:17,303 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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/sv-benchmarks/c/float-newlib/float_req_bl_0831.c[3205,3218] [2024-11-08 22:41:17,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:17,335 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:41:17,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17 WrapperNode [2024-11-08 22:41:17,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:17,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:17,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:41:17,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:41:17,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,388 INFO L138 Inliner]: procedures = 18, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 165 [2024-11-08 22:41:17,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:17,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:41:17,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:41:17,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:41:17,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,409 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:41:17,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:41:17,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:41:17,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:41:17,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:17,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:17,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:41:17,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:41:17,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:41:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:41:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:41:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:41:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:41:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:41:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:41:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:41:17,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:41:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:41:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:41:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:41:17,621 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:41:17,623 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:41:17,904 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:41:17,904 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:41:17,991 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:41:17,991 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-08 22:41:17,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:17 BoogieIcfgContainer [2024-11-08 22:41:17,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:41:17,993 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:41:17,993 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:41:18,015 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:41:18,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:17" (1/1) ... [2024-11-08 22:41:18,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:41:18,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:18,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-08 22:41:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-08 22:41:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:41:18,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:18,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:18,287 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 22:41:18,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-08 22:41:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-08 22:41:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:41:18,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:18,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:41:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:18,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:41:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:18,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:41:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:41:18,666 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:41:18,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:41:18 ImpRootNode [2024-11-08 22:41:18,711 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:41:18,712 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:41:18,712 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:41:18,712 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:41:18,715 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:17" (3/4) ... [2024-11-08 22:41:18,719 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:41:18,721 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:41:18,722 INFO L158 Benchmark]: Toolchain (without parser) took 1745.75ms. Allocated memory is still 151.0MB. Free memory was 120.5MB in the beginning and 104.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-08 22:41:18,723 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 102.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:18,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.31ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 105.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:41:18,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.85ms. Allocated memory is still 151.0MB. Free memory was 105.9MB in the beginning and 103.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:41:18,726 INFO L158 Benchmark]: Boogie Preprocessor took 40.31ms. Allocated memory is still 151.0MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:41:18,727 INFO L158 Benchmark]: RCFGBuilder took 561.42ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 83.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:41:18,728 INFO L158 Benchmark]: CodeCheck took 718.04ms. Allocated memory is still 151.0MB. Free memory was 83.2MB in the beginning and 104.2MB in the end (delta: -21.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:18,728 INFO L158 Benchmark]: Witness Printer took 8.91ms. Allocated memory is still 151.0MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:41:18,734 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, 30 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, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 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, 15 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 123]: 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 15, overapproximation of someUnaryDOUBLEoperation at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 52. Possible FailurePath: [L17-L36] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L118] float x = 0.0f / 0.0f; [L119] CALL, EXPR __ieee754_expf(x) [L39] float y, hi, lo, c, t; [L40] __int32_t k = 0, xsb, sx; [L41] __uint32_t hx; VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L44] ieee_float_shape_type gf_u; [L45] gf_u.value = (x) [L46] EXPR gf_u.word [L46] (sx) = gf_u.word [L48] xsb = (sx >> 31) & 1 [L49] hx = sx & 0x7fffffff VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, sx=2139095041, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=2, xsb=0] [L51] COND TRUE ((hx) > 0x7f800000L) [L52] return x + x; VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, sx=2139095041, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=2, xsb=0] [L119] RET, EXPR __ieee754_expf(x) [L119] float res = __ieee754_expf(x); [L122] CALL, EXPR isnan_float(res) [L15] return x != x; [L122] RET, EXPR isnan_float(res) [L122] COND TRUE !isnan_float(res) [L123] reach_error() VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 102.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.31ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 105.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.85ms. Allocated memory is still 151.0MB. Free memory was 105.9MB in the beginning and 103.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.31ms. Allocated memory is still 151.0MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 561.42ms. Allocated memory is still 151.0MB. Free memory was 102.1MB in the beginning and 83.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 718.04ms. Allocated memory is still 151.0MB. Free memory was 83.2MB in the beginning and 104.2MB in the end (delta: -21.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.91ms. Allocated memory is still 151.0MB. Free memory is still 104.2MB. 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 22:41:18,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0831.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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 ae08d3dbde40e32197902417be767e9b8a44048ec2abbe937f73d3dc278c75f1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:41:21,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:41:21,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:41:21,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:41:21,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:41:21,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:41:21,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:41:21,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:41:21,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:41:21,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:41:21,233 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:41:21,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:41:21,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:41:21,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:41:21,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:41:21,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:41:21,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:41:21,235 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:41:21,235 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:41:21,236 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:41:21,236 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:41:21,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:41:21,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:41:21,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:41:21,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:41:21,242 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:41:21,242 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:21,242 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:41:21,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:41:21,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:21,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:41:21,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:41:21,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:41:21,248 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:41:21,248 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:21,249 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:41:21,249 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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae08d3dbde40e32197902417be767e9b8a44048ec2abbe937f73d3dc278c75f1 [2024-11-08 22:41:21,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:41:21,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:41:21,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:41:21,647 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:41:21,647 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:41:21,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0831.c Unable to find full path for "g++" [2024-11-08 22:41:23,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:41:24,024 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:41:24,025 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/sv-benchmarks/c/float-newlib/float_req_bl_0831.c [2024-11-08 22:41:24,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data/64fd5cd0b/9ca52308aaca43d39ebb69e4091cb3d5/FLAGf9723255c [2024-11-08 22:41:24,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/data/64fd5cd0b/9ca52308aaca43d39ebb69e4091cb3d5 [2024-11-08 22:41:24,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:41:24,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:41:24,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:24,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:41:24,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:41:24,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66c18f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24, skipping insertion in model container [2024-11-08 22:41:24,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,094 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:41:24,425 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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/sv-benchmarks/c/float-newlib/float_req_bl_0831.c[3205,3218] [2024-11-08 22:41:24,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:24,466 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:41:24,523 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_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/sv-benchmarks/c/float-newlib/float_req_bl_0831.c[3205,3218] [2024-11-08 22:41:24,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:41:24,563 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:41:24,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24 WrapperNode [2024-11-08 22:41:24,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:41:24,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:24,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:41:24,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:41:24,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,641 INFO L138 Inliner]: procedures = 21, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 165 [2024-11-08 22:41:24,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:41:24,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:41:24,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:41:24,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:41:24,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:41:24,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:41:24,724 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:41:24,724 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:41:24,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:41:24" (1/1) ... [2024-11-08 22:41:24,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:24,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:41:24,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:41:24,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:41:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:41:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:41:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:41:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:41:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:41:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:41:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:41:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:41:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:41:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:41:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:41:25,055 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:41:25,058 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:41:53,759 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-08 22:41:53,759 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:41:53,867 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:41:53,871 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-08 22:41:53,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:53 BoogieIcfgContainer [2024-11-08 22:41:53,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:41:53,872 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:41:53,872 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:41:53,885 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:41:53,886 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:53" (1/1) ... [2024-11-08 22:41:53,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:41:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-08 22:41:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-08 22:41:53,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:41:53,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:53,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:53,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:53,967 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:53,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:41:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:54,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:41:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:54,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:41:54,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:54,621 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 22:41:54,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:41:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-08 22:41:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-08 22:41:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:41:54,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:54,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:54,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:54,692 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:54,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:41:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:55,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:41:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:55,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:41:55,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:56,256 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 22:41:56,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:42:06,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:42:17,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:42:20,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:20,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2024-11-08 22:42:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2024-11-08 22:42:20,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:42:20,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:20,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:20,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:42:20,430 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:42:20,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:42:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:21,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:42:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:21,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:42:21,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:21,627 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:42:21,628 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-08 22:42:22,076 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 22:42:22,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:42:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-08 22:42:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-08 22:42:25,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:42:25,232 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 22:42:25,239 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:42:25,423 INFO L75 FloydHoareUtils]: For program point L60(lines 60 75) no Hoare annotation was computed. [2024-11-08 22:42:25,423 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 113 128) the Hoare annotation is: true [2024-11-08 22:42:25,423 INFO L75 FloydHoareUtils]: For program point L53(lines 53 54) no Hoare annotation was computed. [2024-11-08 22:42:25,423 INFO L75 FloydHoareUtils]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2024-11-08 22:42:25,424 INFO L75 FloydHoareUtils]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2024-11-08 22:42:25,424 INFO L77 FloydHoareUtils]: At program point __ieee754_expf_returnLabel#1(lines 38 111) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (fp.add currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_expf_#res#1|)) [2024-11-08 22:42:25,424 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:42:25,424 INFO L75 FloydHoareUtils]: For program point L104(lines 104 108) no Hoare annotation was computed. [2024-11-08 22:42:25,424 INFO L75 FloydHoareUtils]: For program point L104-1(lines 104 108) no Hoare annotation was computed. [2024-11-08 22:42:25,424 INFO L75 FloydHoareUtils]: For program point L104-2(lines 104 108) no Hoare annotation was computed. [2024-11-08 22:42:25,425 INFO L75 FloydHoareUtils]: For program point L55(lines 55 56) no Hoare annotation was computed. [2024-11-08 22:42:25,425 INFO L75 FloydHoareUtils]: For program point L80(lines 80 83) no Hoare annotation was computed. [2024-11-08 22:42:25,425 INFO L75 FloydHoareUtils]: For program point L72(lines 72 75) no Hoare annotation was computed. [2024-11-08 22:42:25,425 INFO L75 FloydHoareUtils]: For program point L72-2(lines 60 75) no Hoare annotation was computed. [2024-11-08 22:42:25,426 INFO L77 FloydHoareUtils]: At program point L122(lines 122 125) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret15#1|) [2024-11-08 22:42:25,426 INFO L75 FloydHoareUtils]: For program point L73(lines 73 74) no Hoare annotation was computed. [2024-11-08 22:42:25,426 INFO L75 FloydHoareUtils]: For program point L123(line 123) no Hoare annotation was computed. [2024-11-08 22:42:25,426 INFO L75 FloydHoareUtils]: For program point L57(lines 57 58) no Hoare annotation was computed. [2024-11-08 22:42:25,427 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2024-11-08 22:42:25,427 INFO L75 FloydHoareUtils]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2024-11-08 22:42:25,427 INFO L75 FloydHoareUtils]: For program point L99-2(lines 99 103) no Hoare annotation was computed. [2024-11-08 22:42:25,427 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:42:25,428 INFO L75 FloydHoareUtils]: For program point L91(lines 91 95) no Hoare annotation was computed. [2024-11-08 22:42:25,428 INFO L75 FloydHoareUtils]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2024-11-08 22:42:25,428 INFO L75 FloydHoareUtils]: For program point L91-2(lines 91 95) no Hoare annotation was computed. [2024-11-08 22:42:25,428 INFO L75 FloydHoareUtils]: For program point L84(lines 84 110) no Hoare annotation was computed. [2024-11-08 22:42:25,428 INFO L77 FloydHoareUtils]: At program point L51(lines 51 52) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_expf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|))))) [2024-11-08 22:42:25,429 INFO L77 FloydHoareUtils]: At program point L43-1(lines 43 47) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_expf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) [2024-11-08 22:42:25,429 INFO L77 FloydHoareUtils]: At program point L43-2(lines 43 47) the Hoare annotation is: (= |ULTIMATE.start___ieee754_expf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-11-08 22:42:25,429 INFO L77 FloydHoareUtils]: At program point L43-3(lines 43 47) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_expf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) [2024-11-08 22:42:25,438 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:42:25,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:42:25 ImpRootNode [2024-11-08 22:42:25,440 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:42:25,441 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:42:25,441 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:42:25,441 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:42:25,444 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:41:53" (3/4) ... [2024-11-08 22:42:25,446 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:42:25,459 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-08 22:42:25,460 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-08 22:42:25,460 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:42:25,460 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:42:25,573 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:42:25,574 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:42:25,574 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:42:25,575 INFO L158 Benchmark]: Toolchain (without parser) took 61519.36ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 60.3MB in the beginning and 72.9MB in the end (delta: -12.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,575 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.9MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:25,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.43ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 44.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.66ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,576 INFO L158 Benchmark]: Boogie Preprocessor took 73.01ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 40.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,577 INFO L158 Benchmark]: RCFGBuilder took 29152.20ms. Allocated memory is still 83.9MB. Free memory was 40.4MB in the beginning and 40.9MB in the end (delta: -500.9kB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,578 INFO L158 Benchmark]: CodeCheck took 31568.24ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 40.9MB in the beginning and 79.2MB in the end (delta: -38.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,580 INFO L158 Benchmark]: Witness Printer took 133.04ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 72.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:42:25,582 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 90 SdHoareTripleChecker+Valid, 48.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 69 SdHoareTripleChecker+Invalid, 47.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 57 mSDtfsCounter, 76 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 213 GetRequests, 194 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 5 QuantifiedInterpolants, 122 SizeOfPredicates, 6 NumberOfNonLiveVariables, 175 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 123]: 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 0.29ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.9MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.43ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 44.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.66ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.01ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 40.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 29152.20ms. Allocated memory is still 83.9MB. Free memory was 40.4MB in the beginning and 40.9MB in the end (delta: -500.9kB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * CodeCheck took 31568.24ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 40.9MB in the beginning and 79.2MB in the end (delta: -38.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Witness Printer took 133.04ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 72.9MB 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 22:42:25,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22d47785-1e16-4dfa-a9ad-00d8bfcf4411/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 Writing output log to file Ultimate.log Result: TRUE