./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL --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 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:41,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:41,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:05:41,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:41,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:41,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:41,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:41,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:41,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:41,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:41,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:41,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:41,344 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:41,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:41,347 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:41,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:41,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:41,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:41,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:41,350 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:41,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:41,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:41,352 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:41,354 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:41,355 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:41,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:41,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:41,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:41,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:41,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:41,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:41,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:41,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:41,362 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_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 [2023-11-19 04:05:41,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:41,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:41,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:41,707 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:41,707 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:41,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2023-11-19 04:05:45,169 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:45,531 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:45,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2023-11-19 04:05:45,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data/eee95930b/5bda1496ca044425998151db80a41874/FLAG986c87e09 [2023-11-19 04:05:45,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data/eee95930b/5bda1496ca044425998151db80a41874 [2023-11-19 04:05:45,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:45,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:45,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:45,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:45,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:45,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:45,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2da94f70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45, skipping insertion in model container [2023-11-19 04:05:45,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:45,605 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:45,888 WARN L240 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_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2023-11-19 04:05:45,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:45,908 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:45,954 WARN L240 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_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2023-11-19 04:05:45,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:45,980 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:45,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45 WrapperNode [2023-11-19 04:05:45,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:45,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:45,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:45,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:45,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,056 INFO L138 Inliner]: procedures = 16, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-11-19 04:05:46,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:46,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:46,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:46,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:46,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:46,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:46,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:46,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:46,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:45" (1/1) ... [2023-11-19 04:05:46,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:46,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:46,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:46,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:05:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:05:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:05:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:05:46,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:46,299 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:46,302 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:46,649 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:46,942 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:46,942 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:05:46,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:46 BoogieIcfgContainer [2023-11-19 04:05:46,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:46,954 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:46,954 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:46,968 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:46,969 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:46" (1/1) ... [2023-11-19 04:05:46,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:47,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2023-11-19 04:05:47,070 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2023-11-19 04:05:47,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:05:47,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-19 04:05:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-19 04:05:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:47,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:05:47,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:05:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:05:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:05:47,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:05:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:05:47,741 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:05:47,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:05:47 ImpRootNode [2023-11-19 04:05:47,781 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:05:47,782 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:05:47,782 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:05:47,783 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:05:47,783 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:46" (3/4) ... [2023-11-19 04:05:47,788 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:05:47,789 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:05:47,791 INFO L158 Benchmark]: Toolchain (without parser) took 2225.22ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 116.9MB in the beginning and 152.7MB in the end (delta: -35.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-19 04:05:47,793 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 148.9MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:47,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.49ms. Allocated memory is still 148.9MB. Free memory was 116.5MB in the beginning and 105.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:05:47,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.88ms. Allocated memory is still 148.9MB. Free memory was 105.4MB in the beginning and 103.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:47,804 INFO L158 Benchmark]: Boogie Preprocessor took 49.05ms. Allocated memory is still 148.9MB. Free memory was 103.7MB in the beginning and 102.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:05:47,805 INFO L158 Benchmark]: RCFGBuilder took 844.75ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 76.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:05:47,813 INFO L158 Benchmark]: CodeCheck took 826.75ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 76.8MB in the beginning and 152.7MB in the end (delta: -75.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:47,813 INFO L158 Benchmark]: Witness Printer took 7.58ms. Allocated memory is still 190.8MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:05:47,823 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 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, 46 GetRequests, 46 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: 74]: 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 59, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; [L68] float x = 0.0f / 0.0f; [L70] CALL, EXPR ceil_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000, x=2] [L19] ieee_float_shape_type gf_u; [L20] EXPR gf_u.value = (x) [L21] EXPR gf_u.word [L21] EXPR (i0) = gf_u.word [L18-L22] { ieee_float_shape_type gf_u; gf_u.value = (x); (i0) = gf_u.word; } VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000, i0=1258291200, x=2] [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [\old(x)=2, huge_ceil=1000000000000000000000000000000, i0=1258291200, i=1258291200, j0=23, x=2] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\old(x)=2, \result=2, huge_ceil=1000000000000000000000000000000, i0=1258291200, i=1258291200, j0=23, x=2] [L70] RET, EXPR ceil_float(x) [L70] float res = ceil_float(x); [L73] CALL, EXPR isnan_float(res) [L59] return x != x; [L73] RET, EXPR isnan_float(res) [L73] COND TRUE !isnan_float(res) [L74] reach_error() VAL [huge_ceil=1000000000000000000000000000000, res=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 148.9MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.49ms. Allocated memory is still 148.9MB. Free memory was 116.5MB in the beginning and 105.8MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.88ms. Allocated memory is still 148.9MB. Free memory was 105.4MB in the beginning and 103.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.05ms. Allocated memory is still 148.9MB. Free memory was 103.7MB in the beginning and 102.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 844.75ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 76.8MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 826.75ms. Allocated memory was 148.9MB in the beginning and 190.8MB in the end (delta: 41.9MB). Free memory was 76.8MB in the beginning and 152.7MB in the end (delta: -75.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.58ms. Allocated memory is still 190.8MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:05:47,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL --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 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:50,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:50,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:05:51,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:51,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:51,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:51,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:51,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:51,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:51,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:51,069 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:51,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:51,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:51,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:51,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:51,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:51,072 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:05:51,073 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:05:51,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:05:51,074 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:51,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:51,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:51,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:51,075 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:51,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:51,076 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:51,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:05:51,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:51,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:51,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:51,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:51,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:51,080 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:05:51,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:51,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:51,081 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:05:51,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:05:51,081 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 [2023-11-19 04:05:51,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:51,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:51,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:51,526 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:51,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:51,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2023-11-19 04:05:54,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:55,076 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:55,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2023-11-19 04:05:55,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data/901eb7028/4458bc9841ca4badbccf793a1549569e/FLAGd7cf719b3 [2023-11-19 04:05:55,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/data/901eb7028/4458bc9841ca4badbccf793a1549569e [2023-11-19 04:05:55,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:55,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:55,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:55,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:55,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:55,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f8adb11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55, skipping insertion in model container [2023-11-19 04:05:55,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,145 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:55,360 WARN L240 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_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2023-11-19 04:05:55,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:55,382 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:55,430 WARN L240 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_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2023-11-19 04:05:55,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:55,453 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:55,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55 WrapperNode [2023-11-19 04:05:55,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:55,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:55,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:55,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:55,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,492 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,527 INFO L138 Inliner]: procedures = 19, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-11-19 04:05:55,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:55,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:55,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:55,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:55,541 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:55,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:55,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:55,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:55,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:55,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:55,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:55,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:55,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:05:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 04:05:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:05:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:55,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 04:05:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:05:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:55,858 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:55,861 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:56,779 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:56,896 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:56,897 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:05:56,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:56 BoogieIcfgContainer [2023-11-19 04:05:56,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:56,907 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:56,907 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:56,919 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:56,920 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:56,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2023-11-19 04:05:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2023-11-19 04:05:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:05:56,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:56,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:56,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:05:56,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:05:57,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:05:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:57,157 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:05:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:57,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:05:57,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:57,208 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:05:57,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:05:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-19 04:05:57,308 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-19 04:05:57,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:57,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:57,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:57,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:05:57,310 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:05:57,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:05:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:57,573 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:05:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:57,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:05:57,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:57,848 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:05:57,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 04:05:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-19 04:05:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-19 04:05:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:05:58,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:58,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:05:58,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:05:58,260 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:05:58,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:05:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:58,445 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:05:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:58,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:05:58,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:05:58,554 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:05:58,556 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2023-11-19 04:05:58,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:58,773 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:05:58,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 04:06:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2023-11-19 04:06:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2023-11-19 04:06:00,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:06:00,320 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-11-19 04:06:00,327 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 04:06:00,438 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-19 04:06:00,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~Pluszero~32(), ~Pluszero~32()) == #res) could not be translated [2023-11-19 04:06:00,471 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:06:00,472 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-19 04:06:00,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:06:00 ImpRootNode [2023-11-19 04:06:00,474 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:06:00,475 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:06:00,475 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:06:00,475 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:06:00,476 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:56" (3/4) ... [2023-11-19 04:06:00,478 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:06:00,504 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-19 04:06:00,505 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 04:06:00,505 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:06:00,506 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:06:00,661 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:06:00,662 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:06:00,662 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:06:00,663 INFO L158 Benchmark]: Toolchain (without parser) took 5547.58ms. Allocated memory is still 86.0MB. Free memory was 63.4MB in the beginning and 59.0MB in the end (delta: 4.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,663 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.5MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:00,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.41ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 51.6MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.14ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 49.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,665 INFO L158 Benchmark]: Boogie Preprocessor took 71.02ms. Allocated memory is still 86.0MB. Free memory was 49.8MB in the beginning and 48.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,666 INFO L158 Benchmark]: RCFGBuilder took 1304.14ms. Allocated memory is still 86.0MB. Free memory was 48.1MB in the beginning and 52.0MB in the end (delta: -3.9MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,666 INFO L158 Benchmark]: CodeCheck took 3567.79ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 63.7MB in the end (delta: -11.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,666 INFO L158 Benchmark]: Witness Printer took 187.21ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 59.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:00,669 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 83 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 52 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 40 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 4 QuantifiedInterpolants, 101 SizeOfPredicates, 15 NumberOfNonLiveVariables, 108 ConjunctsInSsa, 23 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: 74]: 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 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.5MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.41ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 51.6MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.14ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 49.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.02ms. Allocated memory is still 86.0MB. Free memory was 49.8MB in the beginning and 48.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1304.14ms. Allocated memory is still 86.0MB. Free memory was 48.1MB in the beginning and 52.0MB in the end (delta: -3.9MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * CodeCheck took 3567.79ms. Allocated memory is still 86.0MB. Free memory was 52.0MB in the beginning and 63.7MB in the end (delta: -11.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Witness Printer took 187.21ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 59.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~Pluszero~32(), ~Pluszero~32()) == #res) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 04:06:00,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e28dda07-9718-4c6d-9b81-7e4a1c74f13e/bin/ukojak-verify-G8NBE6pJGL/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