./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:43,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:44,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:49:44,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:49:44,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:49:44,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:44,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:44,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:44,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:44,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:44,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:44,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:44,085 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:49:44,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:44,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:44,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:44,087 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:44,087 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:44,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:44,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:44,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:44,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:44,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:44,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:49:44,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:49:44,088 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 [2024-11-13 21:49:44,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:44,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:44,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:44,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:44,429 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:44,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c Unable to find full path for "g++" [2024-11-13 21:49:46,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:46,609 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:46,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2024-11-13 21:49:46,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data/37b14c7f9/ab90d4d9d2364f73ad083ae766593383/FLAG9f408cee2 [2024-11-13 21:49:46,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data/37b14c7f9/ab90d4d9d2364f73ad083ae766593383 [2024-11-13 21:49:46,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:46,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:46,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:46,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:46,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:46,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5d549f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46, skipping insertion in model container [2024-11-13 21:49:46,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:46,845 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_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-13 21:49:46,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:46,856 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:46,874 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_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-13 21:49:46,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:46,889 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:46,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46 WrapperNode [2024-11-13 21:49:46,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:46,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:46,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:46,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:46,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,931 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 21:49:46,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:46,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:46,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:46,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:46,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,964 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:46,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:46,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:46,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:46,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:46" (1/1) ... [2024-11-13 21:49:46,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:46,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:47,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:47,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:49:47,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:49:47,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:47,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:47,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:49:47,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:49:47,146 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:47,148 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:47,318 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:47,318 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:47,360 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:47,360 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 21:49:47,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:47 BoogieIcfgContainer [2024-11-13 21:49:47,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:47,361 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:47,361 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:47,372 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:47,372 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:47" (1/1) ... [2024-11-13 21:49:47,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:47,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:47,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:49:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:49:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:49:47,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-13 21:49:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-13 21:49:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:49:47,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:47,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:47,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:49:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:47,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:49:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:47,958 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:49:47,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:49:47 ImpRootNode [2024-11-13 21:49:47,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:49:47,988 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:49:47,989 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:49:47,989 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:49:47,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:47" (3/4) ... [2024-11-13 21:49:47,992 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:49:47,993 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:49:47,994 INFO L158 Benchmark]: Toolchain (without parser) took 1337.59ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 73.8MB in the end (delta: 46.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:49:47,994 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:47,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.66ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 108.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:47,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.76ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:47,995 INFO L158 Benchmark]: Boogie Preprocessor took 37.66ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.4MB in the end (delta: 824.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:47,996 INFO L158 Benchmark]: RCFGBuilder took 389.72ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 94.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:47,996 INFO L158 Benchmark]: CodeCheck took 626.55ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 73.8MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:49:47,996 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 142.6MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:48,004 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, 14 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, 27 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 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, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 53]: 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 someBinaryArithmeticFLOAToperation at line 48. Possible FailurePath: [L48] float x = 1.0f / 0.0f; [L49] CALL, EXPR fabs_float(x) [L14] __uint32_t ix; [L16] ieee_float_shape_type gf_u; [L17] gf_u.value = (x) [L18] EXPR gf_u.word [L18] (ix) = gf_u.word [L21] ieee_float_shape_type sf_u; [L22] sf_u.word = (ix & 0x7fffffff) [L23] EXPR sf_u.value [L23] (x) = sf_u.value [L25] return x; [L49] RET, EXPR fabs_float(x) [L49] float res = fabs_float(x); [L52] CALL, EXPR isinf_float(res) [L30] __int32_t ix; VAL [x=2] [L32] ieee_float_shape_type gf_u; [L33] gf_u.value = (x) [L34] EXPR gf_u.word [L34] (ix) = gf_u.word [L36] ix &= 0x7fffffff [L37] return ((ix) == 0x7f800000L); [L52] RET, EXPR isinf_float(res) [L52] COND TRUE !isinf_float(res) [L53] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.66ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 108.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.76ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.66ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.4MB in the end (delta: 824.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 389.72ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 94.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 626.55ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 73.8MB in the end (delta: 20.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 142.6MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:49:48,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:50,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:50,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:49:50,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:50,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:50,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:50,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:50,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:50,866 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:50,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:50,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:49:50,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:50,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:50,868 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:49:50,869 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:50,869 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:49:50,869 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5bcd8424024d71373d5028b594bdff9bfc267f48b2d86922f4388a4f67cbbe0 [2024-11-13 21:49:51,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:51,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:51,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:51,215 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:51,215 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:51,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c Unable to find full path for "g++" [2024-11-13 21:49:53,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:53,368 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:53,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2024-11-13 21:49:53,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data/a021ac42b/35ab7857b3c242b9b297c98e66649529/FLAG3a9f91151 [2024-11-13 21:49:53,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/data/a021ac42b/35ab7857b3c242b9b297c98e66649529 [2024-11-13 21:49:53,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:53,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:53,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:53,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:53,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:53,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:53" (1/1) ... [2024-11-13 21:49:53,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae7b176 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:53, skipping insertion in model container [2024-11-13 21:49:53,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:53" (1/1) ... [2024-11-13 21:49:53,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:53,953 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_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-13 21:49:53,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:53,974 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:53,992 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_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c[1156,1169] [2024-11-13 21:49:53,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:54,012 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:54,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54 WrapperNode [2024-11-13 21:49:54,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:54,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:54,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:54,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:54,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,046 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 21:49:54,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:54,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:54,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:54,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:54,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:54,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:54,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:54,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:54,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:54,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:54,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:54,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:49:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:49:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:49:54,254 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:54,256 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:54,466 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:54,466 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:54,518 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:54,518 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 21:49:54,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:54 BoogieIcfgContainer [2024-11-13 21:49:54,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:54,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:54,521 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:54,532 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:54,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:54" (1/1) ... [2024-11-13 21:49:54,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:54,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:54,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 21:49:54,605 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 21:49:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:49:54,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:54,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:54,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:54,615 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:54,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:49:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:54,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:54,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:49:54,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:54,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-13 21:49:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-13 21:49:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:49:54,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:54,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:54,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:54,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:54,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:49:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:55,032 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:55,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:49:55,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:55,250 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 [2024-11-13 21:49:55,387 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-11-13 21:49:55,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 31 [2024-11-13 21:49:55,683 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2024-11-13 21:49:55,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 61 [2024-11-13 21:49:55,697 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-13 21:49:55,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 38 [2024-11-13 21:49:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:49:55,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:49:56,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 21:49:56,599 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 21:49:56,599 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:49:56,599 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 21:49:56,607 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:49:56,672 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:49:56,673 INFO L77 FloydHoareUtils]: At program point L31-1(lines 31 35) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (bvand v_arrayElimCell_4 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))))) [2024-11-13 21:49:56,673 INFO L77 FloydHoareUtils]: At program point L31-2(lines 31 35) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) .cse1) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_isinf_float_~x#1|)))) [2024-11-13 21:49:56,673 INFO L77 FloydHoareUtils]: At program point L31-3(lines 31 35) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (bvand v_arrayElimCell_4 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4))))) [2024-11-13 21:49:56,673 INFO L77 FloydHoareUtils]: At program point L52(lines 52 55) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-13 21:49:56,674 INFO L77 FloydHoareUtils]: At program point L15-1(lines 15 19) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fabs_float_~ix~0#1|)))) [2024-11-13 21:49:56,674 INFO L77 FloydHoareUtils]: At program point L15-2(lines 15 19) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_fabs_float_~x#1|)) [2024-11-13 21:49:56,674 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:49:56,674 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 40 58) the Hoare annotation is: true [2024-11-13 21:49:56,674 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 53) no Hoare annotation was computed. [2024-11-13 21:49:56,674 INFO L75 FloydHoareUtils]: For program point L53(line 53) no Hoare annotation was computed. [2024-11-13 21:49:56,674 INFO L77 FloydHoareUtils]: At program point L20(lines 20 24) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) .cse1) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_fabs_float_~x#1|)))) [2024-11-13 21:49:56,675 INFO L77 FloydHoareUtils]: At program point L20-1(lines 20 24) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fabs_float_~ix~0#1|)))) [2024-11-13 21:49:56,675 INFO L77 FloydHoareUtils]: At program point L20-2(lines 20 24) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32)) (|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (bvand (_ bv2147483647 32) .cse0) .cse1) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_fabs_float_~x#1|)))) [2024-11-13 21:49:56,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:49:56,685 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:49:56,685 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:49:56,686 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:49:56,686 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:49:56,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:49:56 ImpRootNode [2024-11-13 21:49:56,687 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:49:56,688 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:49:56,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:49:56,688 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:49:56,689 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:54" (3/4) ... [2024-11-13 21:49:56,691 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:49:56,698 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 21:49:56,698 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 21:49:56,698 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:49:56,698 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:49:56,781 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:49:56,781 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:49:56,781 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:49:56,782 INFO L158 Benchmark]: Toolchain (without parser) took 3056.07ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 41.3MB in the end (delta: 19.0MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-13 21:49:56,783 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:56,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.93ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 48.7MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:56,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.92ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:56,785 INFO L158 Benchmark]: Boogie Preprocessor took 32.71ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 46.3MB in the end (delta: 958.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:56,785 INFO L158 Benchmark]: RCFGBuilder took 439.53ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 34.1MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:56,786 INFO L158 Benchmark]: CodeCheck took 2166.28ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 45.8MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:56,786 INFO L158 Benchmark]: Witness Printer took 93.76ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 41.3MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:56,788 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 24 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 8 QuantifiedInterpolants, 350 SizeOfPredicates, 5 NumberOfNonLiveVariables, 77 ConjunctsInSsa, 19 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 - PositiveResult [Line: 53]: 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 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.93ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 48.7MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.92ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.71ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 46.3MB in the end (delta: 958.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 439.53ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 34.1MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2166.28ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 45.8MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 93.76ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 41.3MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. 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 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 21:49:56,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c839998e-b4ca-4cde-87d6-6e8c063bc8b8/bin/ukojak-verify-EEHR8qb7sm/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