./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:14:04,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:14:04,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:14:04,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:14:04,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:14:04,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:14:04,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:14:04,242 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:14:04,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:14:04,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:14:04,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:14:04,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:14:04,245 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:14:04,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:14:04,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:14:04,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:14:04,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:14:04,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:14:04,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:14:04,251 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:14:04,251 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:14:04,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:14:04,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:14:04,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:14:04,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:14:04,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:14:04,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:14:04,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:04,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:14:04,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:14:04,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:14:04,256 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:14:04,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:14:04,257 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 [2024-11-08 23:14:04,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:14:04,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:14:04,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:14:04,559 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:14:04,559 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:14:04,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c Unable to find full path for "g++" [2024-11-08 23:14:06,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:14:06,788 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:14:06,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2024-11-08 23:14:06,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data/3c76af362/fa69006c86ec44a7a288a97cf797668d/FLAGc6eea6b6e [2024-11-08 23:14:06,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data/3c76af362/fa69006c86ec44a7a288a97cf797668d [2024-11-08 23:14:06,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:14:06,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:14:06,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:06,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:14:06,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:14:06,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366343ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:06, skipping insertion in model container [2024-11-08 23:14:06,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:06" (1/1) ... [2024-11-08 23:14:06,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:14:07,082 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2024-11-08 23:14:07,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:07,099 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:14:07,131 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2024-11-08 23:14:07,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:07,150 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:14:07,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07 WrapperNode [2024-11-08 23:14:07,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:07,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:07,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:14:07,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:14:07,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,202 INFO L138 Inliner]: procedures = 18, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 231 [2024-11-08 23:14:07,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:07,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:14:07,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:14:07,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:14:07,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:14:07,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:14:07,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:14:07,243 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:14:07,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:07" (1/1) ... [2024-11-08 23:14:07,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:07,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:14:07,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:14:07,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:14:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:14:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:14:07,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:14:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:14:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 23:14:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 23:14:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:14:07,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:14:07,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:14:07,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 23:14:07,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:14:07,410 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:14:07,413 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:14:07,847 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-08 23:14:07,848 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:14:08,100 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:14:08,100 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-08 23:14:08,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:08 BoogieIcfgContainer [2024-11-08 23:14:08,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:14:08,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:14:08,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:14:08,118 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:14:08,118 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:08" (1/1) ... [2024-11-08 23:14:08,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:14:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:08,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2024-11-08 23:14:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2024-11-08 23:14:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:14:08,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:08,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:08,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-08 23:14:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-08 23:14:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:14:08,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:08,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:08,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:14:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:08,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:14:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:08,818 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:14:08,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:14:08 ImpRootNode [2024-11-08 23:14:08,852 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:14:08,853 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:14:08,853 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:14:08,854 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:14:08,854 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:08" (3/4) ... [2024-11-08 23:14:08,857 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:14:08,858 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:14:08,860 INFO L158 Benchmark]: Toolchain (without parser) took 2045.09ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 117.2MB in the beginning and 134.9MB in the end (delta: -17.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,861 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 155.2MB. Free memory was 125.2MB in the beginning and 125.1MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:08,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.84ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 102.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.64ms. Allocated memory is still 155.2MB. Free memory was 102.5MB in the beginning and 100.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,865 INFO L158 Benchmark]: Boogie Preprocessor took 35.67ms. Allocated memory is still 155.2MB. Free memory was 100.0MB in the beginning and 97.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,866 INFO L158 Benchmark]: RCFGBuilder took 858.59ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 97.9MB in the beginning and 164.1MB in the end (delta: -66.2MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,868 INFO L158 Benchmark]: CodeCheck took 750.22ms. Allocated memory is still 195.0MB. Free memory was 164.1MB in the beginning and 136.0MB in the end (delta: 28.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,868 INFO L158 Benchmark]: Witness Printer took 5.65ms. Allocated memory is still 195.0MB. Free memory was 136.0MB in the beginning and 134.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:08,872 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, 37 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, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 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, 14 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 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: 125]: 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 110, overapproximation of bitwiseOr at line 33, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of someBinaryArithmeticFLOAToperation at line 37. Possible FailurePath: [L14-L17] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L118] float x = __VERIFIER_nondet_float(); [L119] float y = 0.0f; [L121] CALL, EXPR fmod_float(x, y) [L20] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [Zero_fmod={4:0}, one_fmod=1, y=0] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (hx) = gf_u.word [L28] ieee_float_shape_type gf_u; [L29] gf_u.value = (y) [L30] EXPR gf_u.word [L30] (hy) = gf_u.word [L32] sx = hx & 0x80000000 [L33] hx ^= sx [L34] hy &= 0x7fffffff VAL [Zero_fmod={4:0}, hx=2147483647, hy=2139095041, one_fmod=1, sx=0, x=4, y=0] [L36] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L37] return (x * y) / (x * y); VAL [Zero_fmod={4:0}, one_fmod=1, sx=0, x=4, y=0] [L121] RET, EXPR fmod_float(x, y) [L121] float res = fmod_float(x, y); [L124] CALL, EXPR isnan_float(res) [L110] return x != x; [L124] RET, EXPR isnan_float(res) [L124] COND TRUE !isnan_float(res) [L125] reach_error() VAL [Zero_fmod={4:0}, one_fmod=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 155.2MB. Free memory was 125.2MB in the beginning and 125.1MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.84ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 102.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.64ms. Allocated memory is still 155.2MB. Free memory was 102.5MB in the beginning and 100.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.67ms. Allocated memory is still 155.2MB. Free memory was 100.0MB in the beginning and 97.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 858.59ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 97.9MB in the beginning and 164.1MB in the end (delta: -66.2MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * CodeCheck took 750.22ms. Allocated memory is still 195.0MB. Free memory was 164.1MB in the beginning and 136.0MB in the end (delta: 28.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 5.65ms. Allocated memory is still 195.0MB. Free memory was 136.0MB in the beginning and 134.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:14:08,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:14:11,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:14:11,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:14:11,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:14:11,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:14:11,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:14:11,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:14:11,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:14:11,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:14:11,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:14:11,530 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:14:11,531 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:14:11,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:14:11,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:14:11,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:14:11,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:14:11,536 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:14:11,537 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:14:11,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:14:11,537 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:14:11,538 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:14:11,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:14:11,542 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:14:11,542 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:14:11,543 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:14:11,543 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:14:11,543 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:11,543 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:14:11,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:14:11,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:11,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:14:11,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:14:11,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:14:11,545 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:14:11,547 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:11,547 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:14:11,547 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 [2024-11-08 23:14:11,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:14:12,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:14:12,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:14:12,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:14:12,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:14:12,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c Unable to find full path for "g++" [2024-11-08 23:14:14,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:14:14,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:14:14,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2024-11-08 23:14:14,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data/cae51a2a6/496d07b38b6740e1a84d254e3afb2d2b/FLAG69e4d977b [2024-11-08 23:14:14,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/data/cae51a2a6/496d07b38b6740e1a84d254e3afb2d2b [2024-11-08 23:14:14,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:14:14,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:14:14,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:14,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:14:14,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:14:14,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248fcc00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14, skipping insertion in model container [2024-11-08 23:14:14,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:14:14,756 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2024-11-08 23:14:14,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:14,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:14:14,858 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_9bf204c0-c675-4ff9-bd73-250ae4dc1627/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2024-11-08 23:14:14,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:14,893 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:14:14,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14 WrapperNode [2024-11-08 23:14:14,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:14,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:14,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:14:14,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:14:14,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,961 INFO L138 Inliner]: procedures = 21, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 165 [2024-11-08 23:14:14,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:14,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:14:14,967 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:14:14,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:14:14,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:14,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:15,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:15,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:15,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:15,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:15,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:14:15,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:14:15,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:14:15,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:14:15,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:14" (1/1) ... [2024-11-08 23:14:15,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:15,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:14:15,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:14:15,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:14:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:14:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:14:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:14:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:14:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:14:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:14:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:14:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:14:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:14:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:14:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:14:15,261 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:14:15,263 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:14:17,491 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-08 23:14:17,492 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:14:17,545 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:14:17,545 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-08 23:14:17,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:17 BoogieIcfgContainer [2024-11-08 23:14:17,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:14:17,547 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:14:17,547 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:14:17,571 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:14:17,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:17" (1/1) ... [2024-11-08 23:14:17,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:14:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:17,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2024-11-08 23:14:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2024-11-08 23:14:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:14:17,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:17,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:17,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:17,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:17,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:14:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:17,814 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:17,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:14:17,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:17,873 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:14:17,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:14:17,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-08 23:14:17,923 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-08 23:14:17,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:14:17,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:17,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:17,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:17,927 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:17,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:14:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:18,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:18,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:14:18,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:20,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:14:21,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:14:23,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:14:29,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:14:34,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:14:39,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:14:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:41,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2024-11-08 23:14:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2024-11-08 23:14:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:14:41,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:41,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:41,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:41,604 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:41,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:14:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:41,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:41,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:14:41,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:41,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 23:14:41,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-08 23:14:44,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:44,374 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:14:44,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:14:49,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:14:51,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:14:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-08 23:14:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-08 23:14:51,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:14:51,597 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 23:14:51,604 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:14:52,187 INFO L77 FloydHoareUtils]: At program point L27(lines 27 31) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hy~0#1|)) (_ +zero 8 24))) [2024-11-08 23:14:52,188 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 31) the Hoare annotation is: (= |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) [2024-11-08 23:14:52,188 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 31) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hy~0#1|)) (_ +zero 8 24))) [2024-11-08 23:14:52,188 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 112 130) the Hoare annotation is: true [2024-11-08 23:14:52,189 INFO L75 FloydHoareUtils]: For program point L69(lines 69 75) no Hoare annotation was computed. [2024-11-08 23:14:52,189 INFO L77 FloydHoareUtils]: At program point L36(lines 36 37) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hy~0#1|)) (_ +zero 8 24))) [2024-11-08 23:14:52,189 INFO L75 FloydHoareUtils]: For program point L69-2(lines 67 76) no Hoare annotation was computed. [2024-11-08 23:14:52,189 INFO L75 FloydHoareUtils]: For program point L78-2(lines 19 107) no Hoare annotation was computed. [2024-11-08 23:14:52,190 INFO L77 FloydHoareUtils]: At program point fmod_float_returnLabel#1(lines 19 107) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (|v_ULTIMATE.start_fmod_float_~x#1_16| (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul currentRoundingMode |v_ULTIMATE.start_fmod_float_~x#1_16| (_ +zero 8 24)))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start_fmod_float_#res#1|)) [2024-11-08 23:14:52,190 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:14:52,190 INFO L75 FloydHoareUtils]: For program point L38(lines 38 39) no Hoare annotation was computed. [2024-11-08 23:14:52,191 INFO L75 FloydHoareUtils]: For program point L88(lines 88 105) no Hoare annotation was computed. [2024-11-08 23:14:52,191 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 26) the Hoare annotation is: (= |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) [2024-11-08 23:14:52,191 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 26) the Hoare annotation is: (= |ULTIMATE.start_fmod_float_~y#1| (_ +zero 8 24)) [2024-11-08 23:14:52,191 INFO L75 FloydHoareUtils]: For program point L72(lines 72 73) no Hoare annotation was computed. [2024-11-08 23:14:52,192 INFO L75 FloydHoareUtils]: For program point L48(lines 19 107) no Hoare annotation was computed. [2024-11-08 23:14:52,192 INFO L75 FloydHoareUtils]: For program point L40(lines 40 41) no Hoare annotation was computed. [2024-11-08 23:14:52,192 INFO L75 FloydHoareUtils]: For program point L90-1(lines 90 94) no Hoare annotation was computed. [2024-11-08 23:14:52,192 INFO L75 FloydHoareUtils]: For program point L90-2(lines 90 94) no Hoare annotation was computed. [2024-11-08 23:14:52,193 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 125) no Hoare annotation was computed. [2024-11-08 23:14:52,193 INFO L75 FloydHoareUtils]: For program point L49-1(lines 49 50) no Hoare annotation was computed. [2024-11-08 23:14:52,193 INFO L75 FloydHoareUtils]: For program point L49-3(lines 49 50) no Hoare annotation was computed. [2024-11-08 23:14:52,193 INFO L75 FloydHoareUtils]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2024-11-08 23:14:52,194 INFO L75 FloydHoareUtils]: For program point L99-2(lines 99 103) no Hoare annotation was computed. [2024-11-08 23:14:52,194 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:14:52,194 INFO L75 FloydHoareUtils]: For program point L99-3(lines 99 103) no Hoare annotation was computed. [2024-11-08 23:14:52,194 INFO L77 FloydHoareUtils]: At program point L124(lines 124 127) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret14#1|) [2024-11-08 23:14:52,195 INFO L75 FloydHoareUtils]: For program point L42(lines 42 46) no Hoare annotation was computed. [2024-11-08 23:14:52,195 INFO L75 FloydHoareUtils]: For program point L42-1(lines 19 107) no Hoare annotation was computed. [2024-11-08 23:14:52,195 INFO L75 FloydHoareUtils]: For program point L67-1(lines 67 76) no Hoare annotation was computed. [2024-11-08 23:14:52,195 INFO L75 FloydHoareUtils]: For program point L67-3(lines 67 76) no Hoare annotation was computed. [2024-11-08 23:14:52,196 INFO L75 FloydHoareUtils]: For program point L125(line 125) no Hoare annotation was computed. [2024-11-08 23:14:52,196 INFO L75 FloydHoareUtils]: For program point L84-1(lines 84 87) no Hoare annotation was computed. [2024-11-08 23:14:52,196 INFO L75 FloydHoareUtils]: For program point L84-3(lines 84 87) no Hoare annotation was computed. [2024-11-08 23:14:52,196 INFO L75 FloydHoareUtils]: For program point L84-4(lines 19 107) no Hoare annotation was computed. [2024-11-08 23:14:52,197 INFO L75 FloydHoareUtils]: For program point L43-1(lines 43 44) no Hoare annotation was computed. [2024-11-08 23:14:52,197 INFO L75 FloydHoareUtils]: For program point L43-3(lines 43 44) no Hoare annotation was computed. [2024-11-08 23:14:52,204 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 23:14:52,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:14:52 ImpRootNode [2024-11-08 23:14:52,211 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:14:52,212 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:14:52,212 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:14:52,212 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:14:52,213 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:17" (3/4) ... [2024-11-08 23:14:52,216 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:14:52,224 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 23:14:52,224 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:14:52,224 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:14:52,224 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:14:52,314 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:14:52,315 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:14:52,315 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:14:52,319 INFO L158 Benchmark]: Toolchain (without parser) took 37837.57ms. Allocated memory is still 113.2MB. Free memory was 88.7MB in the beginning and 87.4MB in the end (delta: 1.3MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,319 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:52,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.89ms. Allocated memory is still 113.2MB. Free memory was 88.7MB in the beginning and 73.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.06ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 71.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,320 INFO L158 Benchmark]: Boogie Preprocessor took 68.27ms. Allocated memory is still 113.2MB. Free memory was 71.6MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,320 INFO L158 Benchmark]: RCFGBuilder took 2512.00ms. Allocated memory is still 113.2MB. Free memory was 69.2MB in the beginning and 45.8MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,321 INFO L158 Benchmark]: CodeCheck took 34664.32ms. Allocated memory is still 113.2MB. Free memory was 45.8MB in the beginning and 40.1MB in the end (delta: 5.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,323 INFO L158 Benchmark]: Witness Printer took 103.74ms. Allocated memory is still 113.2MB. Free memory was 40.1MB in the beginning and 87.4MB in the end (delta: -47.3MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-08 23:14:52,325 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, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 41.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 38.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 66 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 228 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 1 QuantifiedInterpolants, 82 SizeOfPredicates, 4 NumberOfNonLiveVariables, 144 ConjunctsInSsa, 12 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: 125]: 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 0.72ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.89ms. Allocated memory is still 113.2MB. Free memory was 88.7MB in the beginning and 73.7MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.06ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 71.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.27ms. Allocated memory is still 113.2MB. Free memory was 71.6MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2512.00ms. Allocated memory is still 113.2MB. Free memory was 69.2MB in the beginning and 45.8MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 34664.32ms. Allocated memory is still 113.2MB. Free memory was 45.8MB in the beginning and 40.1MB in the end (delta: 5.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Witness Printer took 103.74ms. Allocated memory is still 113.2MB. Free memory was 40.1MB in the beginning and 87.4MB in the end (delta: -47.3MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 23:14:52,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bf204c0-c675-4ff9-bd73-250ae4dc1627/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE