./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:20,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:20,718 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:20,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:20,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:20,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:20,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:20,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:20,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:20,762 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:20,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:20,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:20,763 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:20,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:20,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:20,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:20,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:20,765 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:20,765 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:20,766 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:20,766 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:20,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:20,766 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:20,766 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:20,766 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:20,766 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:20,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:20,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:20,767 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:20,767 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:20,767 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:20,767 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:20,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:20,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 [2024-11-13 20:17:21,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:21,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:21,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:21,131 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:21,131 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:21,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c Unable to find full path for "g++" [2024-11-13 20:17:23,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:23,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:23,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c [2024-11-13 20:17:23,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data/b88a97610/13681d36233e4bc38f76e9c0678e62e5/FLAG5550bbef2 [2024-11-13 20:17:23,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data/b88a97610/13681d36233e4bc38f76e9c0678e62e5 [2024-11-13 20:17:23,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:23,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:23,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:23,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:23,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:23,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b08ee06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23, skipping insertion in model container [2024-11-13 20:17:23,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:24,059 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_7c358c76-0937-44bf-8ac9-cfd8370cd130/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2024-11-13 20:17:24,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:24,079 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:24,148 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_7c358c76-0937-44bf-8ac9-cfd8370cd130/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2024-11-13 20:17:24,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:24,165 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:24,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24 WrapperNode [2024-11-13 20:17:24,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:24,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:24,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:24,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:24,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,222 INFO L138 Inliner]: procedures = 23, calls = 63, calls flagged for inlining = 5, calls inlined = 4, statements flattened = 142 [2024-11-13 20:17:24,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:24,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:24,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:24,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:24,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:24,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:24,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:24,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:24,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:24" (1/1) ... [2024-11-13 20:17:24,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:24,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:24,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:24,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:17:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2024-11-13 20:17:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2024-11-13 20:17:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 20:17:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:17:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 20:17:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:17:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:17:24,472 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:24,474 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:25,112 INFO L? ?]: Removed 75 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:25,113 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:25,629 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:25,629 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 20:17:25,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:25 BoogieIcfgContainer [2024-11-13 20:17:25,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:25,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:25,632 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:25,643 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:25,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2024-11-13 20:17:25,722 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-11-13 20:17:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:17:25,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:25,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:25,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:17:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2024-11-13 20:17:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2024-11-13 20:17:25,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:17:25,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:25,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,215 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:17:26,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:26 ImpRootNode [2024-11-13 20:17:26,256 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:26,257 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:26,257 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:26,257 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:26,258 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:25" (3/4) ... [2024-11-13 20:17:26,261 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:26,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:26,265 INFO L158 Benchmark]: Toolchain (without parser) took 2542.95ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 60.3MB in the end (delta: 31.7MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,265 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.04ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 74.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.48ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 72.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,266 INFO L158 Benchmark]: Boogie Preprocessor took 51.37ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 70.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,266 INFO L158 Benchmark]: RCFGBuilder took 1354.50ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 82.6MB in the end (delta: -12.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,267 INFO L158 Benchmark]: CodeCheck took 625.70ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 60.3MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,267 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 117.4MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,270 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 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 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: 379]: 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 someBinaryArithmeticDOUBLEoperation at line 374, overapproximation of someBinaryArithmeticDOUBLEoperation at line 323, overapproximation of someUnaryDOUBLEoperation at line 287, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L18] static const double huge_floor = 1.0e300; [L170] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L282-L295] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; [L374] double x = 1.0 / 0.0; [L375] CALL, EXPR __ieee754_acos(x) [L298] double z, p, q, r, w, s, c, df; [L299] __int32_t hx, ix; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, pi=785398163397448279/250000000000000000, pio2_hi_acos=785398163397448279/500000000000000000, pio2_lo_acos=612323399573676603587/10000000000000000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L301] ieee_double_shape_type gh_u; [L302] gh_u.value = (x) [L303] EXPR gh_u.parts.msw [L303] (hx) = gh_u.parts.msw [L305] ix = hx & 0x7fffffff VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, ix=0, one_acos=1, one_sqrt=1, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, pi=785398163397448279/250000000000000000, pio2_hi_acos=785398163397448279/500000000000000000, pio2_lo_acos=612323399573676603587/10000000000000000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L306] COND FALSE !(ix >= 0x3ff00000) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, ix=0, one_acos=1, one_sqrt=1, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, pi=785398163397448279/250000000000000000, pio2_hi_acos=785398163397448279/500000000000000000, pio2_lo_acos=612323399573676603587/10000000000000000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L321] COND TRUE ix < 0x3fe00000 [L322] COND TRUE ix <= 0x3c600000 [L323] return pio2_hi_acos + pio2_lo_acos; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=0, one_acos=1, one_sqrt=1, p=8, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, pi=785398163397448279/250000000000000000, pio2_hi_acos=785398163397448279/500000000000000000, pio2_lo_acos=612323399573676603587/10000000000000000000000000000000000000, q=6, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, r=7, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2, z=5] [L375] RET, EXPR __ieee754_acos(x) [L375] double res = __ieee754_acos(x); [L378] CALL, EXPR isnan_double(res) [L103] return x != x; [L378] RET, EXPR isnan_double(res) [L378] COND TRUE !isnan_double(res) [L379] reach_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, pi=785398163397448279/250000000000000000, pio2_hi_acos=785398163397448279/500000000000000000, pio2_lo_acos=612323399573676603587/10000000000000000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.04ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 74.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.48ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 72.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.37ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 70.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1354.50ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 82.6MB in the end (delta: -12.2MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * CodeCheck took 625.70ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 60.3MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 117.4MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:17:26,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:29,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:29,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:29,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:29,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:29,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:29,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:29,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:29,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:29,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:29,385 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:29,385 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:29,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:29,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:29,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:29,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:29,386 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:29,386 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:29,387 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:29,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:29,387 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:29,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:29,387 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:29,388 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:29,388 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:29,388 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:29,388 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:29,388 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:29,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:29,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:29,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:29,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:29,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:29,389 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:29,389 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:29,390 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:29,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 645ab6f24d7ac919c75df3e665bf5bdaeb704763800d7cec7548dac26b197413 [2024-11-13 20:17:29,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:29,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:29,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:29,837 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:29,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:29,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0490a.c Unable to find full path for "g++" [2024-11-13 20:17:32,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:32,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:32,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c [2024-11-13 20:17:32,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data/baa4fe463/da11474527a84fcf9f7def99543992e8/FLAG5be321787 [2024-11-13 20:17:32,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/data/baa4fe463/da11474527a84fcf9f7def99543992e8 [2024-11-13 20:17:32,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:32,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:32,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:32,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:32,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:32,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:32" (1/1) ... [2024-11-13 20:17:32,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3b47fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:32, skipping insertion in model container [2024-11-13 20:17:32,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:32" (1/1) ... [2024-11-13 20:17:32,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:33,005 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_7c358c76-0937-44bf-8ac9-cfd8370cd130/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2024-11-13 20:17:33,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:33,028 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:33,111 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_7c358c76-0937-44bf-8ac9-cfd8370cd130/sv-benchmarks/c/float-newlib/double_req_bl_0490a.c[9221,9234] [2024-11-13 20:17:33,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:33,134 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:33,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33 WrapperNode [2024-11-13 20:17:33,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:33,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:33,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:33,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:33,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,202 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 5, calls inlined = 4, statements flattened = 133 [2024-11-13 20:17:33,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:33,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:33,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:33,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:33,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:33,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:33,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:33,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:33,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:33,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:33,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:33,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:33,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:33,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 20:17:33,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 20:17:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:17:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:17:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2024-11-13 20:17:33,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2024-11-13 20:17:33,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:33,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:17:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:17:33,494 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:33,496 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:23,335 INFO L? ?]: Removed 68 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:23,335 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:23,512 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:23,513 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 20:18:23,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:23 BoogieIcfgContainer [2024-11-13 20:18:23,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:23,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:23,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:23,524 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:23,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:23" (1/1) ... [2024-11-13 20:18:23,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-13 20:18:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-13 20:18:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:18:23,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:23,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:23,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:23,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:23,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:18:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:24,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:24,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:18:24,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:24,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:18:34,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:18:38,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:18:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:38,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2024-11-13 20:18:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2024-11-13 20:18:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:18:38,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:38,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:38,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:38,623 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:38,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:18:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:44,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:44,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:18:44,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:46,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:46,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:18:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:18:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:18:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:18:49,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:49,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:49,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:49,917 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:49,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:18:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:50,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:50,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:18:50,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:18:50,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:50,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 20:18:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-13 20:18:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-13 20:18:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:18:50,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:50,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:18:50,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:18:50,685 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:18:50,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:18:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:53,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:18:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:56,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:18:56,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:19:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:14,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 20:19:33,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:19:42,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:19:58,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:20:11,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:20:24,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:20:35,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:20:47,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:20:58,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:21:01,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:21:03,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:21:11,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:21:23,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:21:27,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:27,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 20:21:27,854 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 20:21:27,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:21:27,855 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 20:21:27,864 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:21:31,114 INFO L75 FloydHoareUtils]: For program point L192(lines 192 193) no Hoare annotation was computed. [2024-11-13 20:21:31,114 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtFINAL(lines 172 280) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L235-2(lines 235 251) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L178-1(lines 178 183) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L178-2(lines 178 183) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L178-3(lines 172 280) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 172 280) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L203-2(lines 203 204) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L197(lines 197 208) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L197-2(lines 197 208) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L189(lines 189 194) no Hoare annotation was computed. [2024-11-13 20:21:31,115 INFO L75 FloydHoareUtils]: For program point L222-2(lines 222 232) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtEXIT(lines 172 280) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L189-2(lines 189 194) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L190(lines 190 193) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L273-1(lines 273 278) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L273-2(lines 273 278) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L273-3(lines 273 278) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L349-1(lines 349 354) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L349-2(lines 349 354) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L349-3(lines 349 354) no Hoare annotation was computed. [2024-11-13 20:21:31,116 INFO L77 FloydHoareUtils]: At program point L378(lines 378 381) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret24#1|) [2024-11-13 20:21:31,116 INFO L75 FloydHoareUtils]: For program point L341(line 341) no Hoare annotation was computed. [2024-11-13 20:21:31,117 INFO L75 FloydHoareUtils]: For program point L341-1(line 341) no Hoare annotation was computed. [2024-11-13 20:21:31,117 INFO L77 FloydHoareUtils]: At program point L308-1(lines 308 312) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_acos_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) |ULTIMATE.start___ieee754_acos_~x#1|))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_acos_~hx~2#1|) |ULTIMATE.start___ieee754_acos_~ix~0#1|) (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-13 20:21:31,118 INFO L77 FloydHoareUtils]: At program point L308-2(lines 308 312) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_acos_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) |ULTIMATE.start___ieee754_acos_~x#1|))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_acos_~hx~2#1|) |ULTIMATE.start___ieee754_acos_~ix~0#1|) (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-13 20:21:31,118 INFO L77 FloydHoareUtils]: At program point L308-3(lines 306 320) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_acos_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) |ULTIMATE.start___ieee754_acos_~x#1|))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_acos_~hx~2#1|) |ULTIMATE.start___ieee754_acos_~ix~0#1|) (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-13 20:21:31,118 INFO L75 FloydHoareUtils]: For program point L333(lines 333 365) no Hoare annotation was computed. [2024-11-13 20:21:31,118 INFO L77 FloydHoareUtils]: At program point L300-1(lines 300 304) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_acos_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) |ULTIMATE.start___ieee754_acos_~x#1|))) (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-13 20:21:31,118 INFO L77 FloydHoareUtils]: At program point L300-2(lines 300 304) the Hoare annotation is: (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) [2024-11-13 20:21:31,119 INFO L77 FloydHoareUtils]: At program point L300-3(lines 300 304) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_acos_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) |ULTIMATE.start___ieee754_acos_~x#1|))) (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-13 20:21:31,119 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 368 384) the Hoare annotation is: true [2024-11-13 20:21:31,119 INFO L75 FloydHoareUtils]: For program point L321(lines 321 365) no Hoare annotation was computed. [2024-11-13 20:21:31,119 INFO L75 FloydHoareUtils]: For program point L379(line 379) no Hoare annotation was computed. [2024-11-13 20:21:31,119 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 379) no Hoare annotation was computed. [2024-11-13 20:21:31,119 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:21:31,119 INFO L75 FloydHoareUtils]: For program point L347(line 347) no Hoare annotation was computed. [2024-11-13 20:21:31,119 INFO L75 FloydHoareUtils]: For program point L347-1(line 347) no Hoare annotation was computed. [2024-11-13 20:21:31,119 INFO L77 FloydHoareUtils]: At program point L306(lines 306 320) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_acos_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) |ULTIMATE.start___ieee754_acos_~x#1|))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_acos_~hx~2#1|) |ULTIMATE.start___ieee754_acos_~ix~0#1|) (= |ULTIMATE.start___ieee754_acos_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2024-11-13 20:21:31,120 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:21:31,120 INFO L77 FloydHoareUtils]: At program point __ieee754_acos_returnLabel#1(lines 297 366) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) .cse0) (= |ULTIMATE.start___ieee754_acos_#res#1| (let ((.cse1 (fp.sub currentRoundingMode .cse0 .cse0))) (fp.div currentRoundingMode .cse1 .cse1)))))) [2024-11-13 20:21:31,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 20:21:31,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 20:21:31,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 20:21:31,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 20:21:31,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:21:31 ImpRootNode [2024-11-13 20:21:31,141 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:21:31,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:21:31,142 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:21:31,142 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:21:31,143 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:23" (3/4) ... [2024-11-13 20:21:31,145 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:21:31,149 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2024-11-13 20:21:31,162 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2024-11-13 20:21:31,163 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 20:21:31,163 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 20:21:31,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:21:31,275 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:21:31,275 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:21:31,275 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:21:31,277 INFO L158 Benchmark]: Toolchain (without parser) took 238637.04ms. Allocated memory is still 100.7MB. Free memory was 76.0MB in the beginning and 66.4MB in the end (delta: 9.6MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2024-11-13 20:21:31,278 INFO L158 Benchmark]: CDTParser took 1.58ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:31,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.86ms. Allocated memory is still 100.7MB. Free memory was 75.8MB in the beginning and 58.2MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:21:31,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.32ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 56.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:31,280 INFO L158 Benchmark]: Boogie Preprocessor took 56.68ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 54.2MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:21:31,280 INFO L158 Benchmark]: RCFGBuilder took 50253.16ms. Allocated memory is still 100.7MB. Free memory was 54.2MB in the beginning and 42.1MB in the end (delta: 12.0MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-13 20:21:31,281 INFO L158 Benchmark]: CodeCheck took 187627.01ms. Allocated memory is still 100.7MB. Free memory was 42.1MB in the beginning and 22.6MB in the end (delta: 19.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-13 20:21:31,282 INFO L158 Benchmark]: Witness Printer took 133.98ms. Allocated memory is still 100.7MB. Free memory was 22.6MB in the beginning and 66.4MB in the end (delta: -43.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:21:31,284 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 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 184.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 11 mSolverCounterUnknown, 132 SdHoareTripleChecker+Valid, 170.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 150.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 56 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 291 GetRequests, 269 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 32.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 19.8s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 34 ConstructedInterpolants, 11 QuantifiedInterpolants, 315 SizeOfPredicates, 9 NumberOfNonLiveVariables, 208 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 379]: 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: 308]: Loop Invariant Derived loop invariant: ((2147483647 & hx) == ix) - ProcedureContractResult [Line: 172]: Procedure Contract for __ieee754_sqrt Derived contract for procedure __ieee754_sqrt. Ensures: (((((((((((((((((huge_floor == \old(huge_floor)) && (one_sqrt == \old(one_sqrt))) && (tiny_sqrt == \old(tiny_sqrt))) && (one_acos == \old(one_acos))) && (pi == \old(pi))) && (pio2_hi_acos == \old(pio2_hi_acos))) && (pio2_lo_acos == \old(pio2_lo_acos))) && (pS0_acos == \old(pS0_acos))) && (pS1_acos == \old(pS1_acos))) && (pS2_acos == \old(pS2_acos))) && (pS3_acos == \old(pS3_acos))) && (pS4_acos == \old(pS4_acos))) && (pS5_acos == \old(pS5_acos))) && (qS1_acos == \old(qS1_acos))) && (qS2_acos == \old(qS2_acos))) && (qS3_acos == \old(qS3_acos))) && (qS4_acos == \old(qS4_acos))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.86ms. Allocated memory is still 100.7MB. Free memory was 75.8MB in the beginning and 58.2MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.32ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 56.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.68ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 54.2MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 50253.16ms. Allocated memory is still 100.7MB. Free memory was 54.2MB in the beginning and 42.1MB in the end (delta: 12.0MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 187627.01ms. Allocated memory is still 100.7MB. Free memory was 42.1MB in the beginning and 22.6MB in the end (delta: 19.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Witness Printer took 133.98ms. Allocated memory is still 100.7MB. Free memory was 22.6MB in the beginning and 66.4MB in the end (delta: -43.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 20:21:31,501 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 20:21:31,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c358c76-0937-44bf-8ac9-cfd8370cd130/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE