./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:57,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:57,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:38:57,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:38:57,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:38:57,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:57,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:57,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:57,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:57,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:57,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:57,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:57,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:38:57,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:38:57,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:38:57,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:57,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:57,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:57,840 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:57,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:57,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:57,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:57,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:57,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:57,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:57,841 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:38:57,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:38:57,841 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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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 -> 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc [2024-11-13 21:38:58,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:58,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:58,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:58,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:58,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:58,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c Unable to find full path for "g++" [2024-11-13 21:39:00,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:00,311 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:00,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2024-11-13 21:39:00,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data/ecb02013e/2b9f94e17ff8467b845002894222db2c/FLAG0d7db3dd2 [2024-11-13 21:39:00,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data/ecb02013e/2b9f94e17ff8467b845002894222db2c [2024-11-13 21:39:00,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:00,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:00,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:00,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:00,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:00,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383ea33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00, skipping insertion in model container [2024-11-13 21:39:00,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,368 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:00,588 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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-13 21:39:00,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:00,608 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:00,668 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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-13 21:39:00,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:00,688 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:00,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00 WrapperNode [2024-11-13 21:39:00,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:00,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:00,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:00,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:00,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,730 INFO L138 Inliner]: procedures = 18, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 148 [2024-11-13 21:39:00,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:00,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:00,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:00,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:00,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,759 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,761 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:00,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:00,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:00,767 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:00,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:00" (1/1) ... [2024-11-13 21:39:00,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:00,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:00,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:00,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:00,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:39:00,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:39:00,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:39:00,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:39:00,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:39:00,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:39:00,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:00,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:00,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:39:00,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:39:00,845 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2024-11-13 21:39:00,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2024-11-13 21:39:00,991 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:00,993 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:01,379 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-13 21:39:01,379 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:39:01,524 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:39:01,524 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 21:39:01,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:01 BoogieIcfgContainer [2024-11-13 21:39:01,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:39:01,526 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:39:01,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:39:01,541 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:39:01,541 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:01" (1/1) ... [2024-11-13 21:39:01,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:39:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2024-11-13 21:39:01,605 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2024-11-13 21:39:01,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:39:01,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:01,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:01,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:01,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2024-11-13 21:39:01,791 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-11-13 21:39:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:39:01,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:01,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:39:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:01,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:39:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:01,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:39:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:39:02,054 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:39:02,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:39:02 ImpRootNode [2024-11-13 21:39:02,079 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:39:02,080 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:39:02,080 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:39:02,080 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:39:02,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:01" (3/4) ... [2024-11-13 21:39:02,082 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:39:02,083 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:39:02,084 INFO L158 Benchmark]: Toolchain (without parser) took 1743.07ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 77.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,084 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.36ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.2MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.21ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,085 INFO L158 Benchmark]: Boogie Preprocessor took 35.10ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 74.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,086 INFO L158 Benchmark]: RCFGBuilder took 758.16ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 46.0MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:39:02,086 INFO L158 Benchmark]: CodeCheck took 553.51ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 77.9MB in the end (delta: -31.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,087 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 77.2MB in the end (delta: 724.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:39:02,089 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, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 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, 13 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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: 184]: 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 183, overapproximation of someUnaryDOUBLEoperation at line 86, overapproximation of someBinaryArithmeticFLOAToperation at line 105. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L83-L90] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L179] float x = 1.0f; [L180] CALL, EXPR __ieee754_acosf(x) [L93] float z, p, q, r, w, s, c, df; [L94] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L96] ieee_float_shape_type gf_u; [L97] gf_u.value = (x) [L98] EXPR gf_u.word [L98] (hx) = gf_u.word [L100] ix = hx & 0x7fffffff VAL [hx=1065353216, ix=1065353216, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L101] COND TRUE ix == 0x3f800000 [L102] COND TRUE hx > 0 [L103] return 0.0; VAL [\result=0, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L180] RET, EXPR __ieee754_acosf(x) [L180] float res = __ieee754_acosf(x); [L183] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, res=0, tiny_sqrt=1/1000000000000000000000000000000] [L183] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L184] reach_error() VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/5000000000, pio2_hi_acos=15707962513/10000000000, pio2_lo_acos=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, res=0, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.36ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 78.2MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.21ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.10ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 74.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 758.16ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 46.0MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 553.51ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 77.9MB in the end (delta: -31.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 77.2MB in the end (delta: 724.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:39:02,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:39:04,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:39:04,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:39:05,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:39:05,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:39:05,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:39:05,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:39:05,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:39:05,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:39:05,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:39:05,030 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:39:05,030 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:39:05,030 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:39:05,030 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:39:05,030 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:39:05,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:39:05,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:39:05,031 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:39:05,031 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:39:05,031 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:39:05,031 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:05,031 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:39:05,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:39:05,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:05,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:39:05,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:39:05,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:39:05,032 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:39:05,032 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:05,032 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:39:05,033 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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/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 -> 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc [2024-11-13 21:39:05,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:39:05,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:39:05,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:39:05,394 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:39:05,394 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:39:05,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c Unable to find full path for "g++" [2024-11-13 21:39:07,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:39:07,591 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:39:07,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2024-11-13 21:39:07,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data/ed5135b40/fe6aa35470d54ec0b4a70c050ebccff0/FLAG9b6c6bdb9 [2024-11-13 21:39:07,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/data/ed5135b40/fe6aa35470d54ec0b4a70c050ebccff0 [2024-11-13 21:39:07,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:39:07,648 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:39:07,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:07,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:39:07,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:39:07,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253a4e2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07, skipping insertion in model container [2024-11-13 21:39:07,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:39:07,888 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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-13 21:39:07,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:07,906 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:39:07,955 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_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2024-11-13 21:39:07,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:39:07,975 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:39:07,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07 WrapperNode [2024-11-13 21:39:07,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:39:07,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:07,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:39:07,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:39:07,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:07,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,018 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 148 [2024-11-13 21:39:08,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:39:08,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:39:08,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:39:08,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:39:08,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,059 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:39:08,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:39:08,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:39:08,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:39:08,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:39:07" (1/1) ... [2024-11-13 21:39:08,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:39:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:39:08,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:39:08,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:39:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:39:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:39:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:39:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:39:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:39:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:39:08,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:39:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:39:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:39:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:39:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2024-11-13 21:39:08,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2024-11-13 21:39:08,293 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:39:08,295 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:39:51,924 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 21:39:51,924 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:39:52,013 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:39:52,014 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 21:39:52,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:52 BoogieIcfgContainer [2024-11-13 21:39:52,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:39:52,015 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:39:52,015 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:39:52,043 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:39:52,043 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:52" (1/1) ... [2024-11-13 21:39:52,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:39:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:52,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2024-11-13 21:39:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2024-11-13 21:39:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:39:52,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:52,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:52,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:52,106 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:52,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:39:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:39:52,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:39:52,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:40:02,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:40:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:40:03,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2024-11-13 21:40:03,148 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2024-11-13 21:40:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:40:03,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:40:03,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:40:03,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:40:03,154 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:40:03,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:40:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:40:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:40:05,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:40:05,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:40:05,489 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:40:05,492 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 21:40:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:40:06,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:40:18,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:40:28,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:40:39,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:40:49,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:40:59,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:41:10,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.70s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:41:11,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:41:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-13 21:41:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-13 21:41:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:41:13,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:13,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:13,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:13,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:13,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:41:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:13,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:13,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:41:13,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:41:13,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:41:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:41:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-11-13 21:41:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-11-13 21:41:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:41:13,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:41:13,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:13,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:41:13,834 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:41:13,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:41:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:15,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:41:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:15,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:41:15,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:41:15,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 21:41:18,916 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:41:18,917 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 21:41:18,965 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 23 treesize of output 11 [2024-11-13 21:41:20,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:41:20,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:41:36,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:41:47,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:41:57,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:42:07,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:42:18,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:42:28,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.70s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:42:30,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:42:36,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-13 21:42:36,131 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-13 21:42:36,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:42:36,132 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 21:42:36,139 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:42:36,620 INFO L77 FloydHoareUtils]: At program point __ieee754_acosf_returnLabel#1(lines 92 159) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___ieee754_acosf_#res#1|))) [2024-11-13 21:42:36,621 INFO L75 FloydHoareUtils]: For program point L184(line 184) no Hoare annotation was computed. [2024-11-13 21:42:36,621 INFO L75 FloydHoareUtils]: For program point L143(lines 143 147) no Hoare annotation was computed. [2024-11-13 21:42:36,621 INFO L75 FloydHoareUtils]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2024-11-13 21:42:36,621 INFO L75 FloydHoareUtils]: For program point L143-2(lines 143 147) no Hoare annotation was computed. [2024-11-13 21:42:36,621 INFO L75 FloydHoareUtils]: For program point L106(lines 106 108) no Hoare annotation was computed. [2024-11-13 21:42:36,621 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 173 189) the Hoare annotation is: true [2024-11-13 21:42:36,621 INFO L77 FloydHoareUtils]: At program point L164-1(lines 164 168) the Hoare annotation is: (exists ((v_arrayElimCell_1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|))) (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) ((_ to_fp 8 24) currentRoundingMode 1.0)))) [2024-11-13 21:42:36,622 INFO L77 FloydHoareUtils]: At program point L164-2(lines 164 168) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) |ULTIMATE.start___signbit_float_~x#1|) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode 1.0)))) [2024-11-13 21:42:36,622 INFO L77 FloydHoareUtils]: At program point L164-3(lines 164 168) the Hoare annotation is: (exists ((v_arrayElimCell_1 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|))) (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) ((_ to_fp 8 24) currentRoundingMode 1.0)))) [2024-11-13 21:42:36,622 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 184) no Hoare annotation was computed. [2024-11-13 21:42:36,622 INFO L75 FloydHoareUtils]: For program point L136(line 136) no Hoare annotation was computed. [2024-11-13 21:42:36,622 INFO L75 FloydHoareUtils]: For program point L136-1(line 136) no Hoare annotation was computed. [2024-11-13 21:42:36,622 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:42:36,622 INFO L77 FloydHoareUtils]: At program point L95-1(lines 95 99) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= .cse0 |ULTIMATE.start___ieee754_acosf_~hx~1#1|)))) [2024-11-13 21:42:36,623 INFO L77 FloydHoareUtils]: At program point L95-2(lines 95 99) the Hoare annotation is: (= |ULTIMATE.start___ieee754_acosf_~x#1| ((_ to_fp 8 24) currentRoundingMode 1.0)) [2024-11-13 21:42:36,623 INFO L77 FloydHoareUtils]: At program point L95-3(lines 95 99) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= .cse0 |ULTIMATE.start___ieee754_acosf_~hx~1#1|)))) [2024-11-13 21:42:36,623 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:42:36,623 INFO L75 FloydHoareUtils]: For program point L129(line 129) no Hoare annotation was computed. [2024-11-13 21:42:36,623 INFO L75 FloydHoareUtils]: For program point L129-1(line 129) no Hoare annotation was computed. [2024-11-13 21:42:36,623 INFO L75 FloydHoareUtils]: For program point L121(lines 121 158) no Hoare annotation was computed. [2024-11-13 21:42:36,623 INFO L77 FloydHoareUtils]: At program point L183(line 183) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= |ULTIMATE.start_main_~res~0#1| ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53))))) |ULTIMATE.start_main_#t~short15#1|) [2024-11-13 21:42:36,623 INFO L77 FloydHoareUtils]: At program point L183-2(lines 183 186) the Hoare annotation is: |ULTIMATE.start_main_#t~short15#1| [2024-11-13 21:42:36,624 INFO L75 FloydHoareUtils]: For program point L109(lines 109 158) no Hoare annotation was computed. [2024-11-13 21:42:36,624 INFO L75 FloydHoareUtils]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2024-11-13 21:42:36,624 INFO L75 FloydHoareUtils]: For program point L138-2(lines 138 142) no Hoare annotation was computed. [2024-11-13 21:42:36,625 INFO L77 FloydHoareUtils]: At program point L101(lines 101 108) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) ((_ to_fp 8 24) currentRoundingMode 1.0)) (= .cse0 |ULTIMATE.start___ieee754_acosf_~hx~1#1|)))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_acosf_~hx~1#1|) |ULTIMATE.start___ieee754_acosf_~ix~1#1|)) [2024-11-13 21:42:36,625 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-11-13 21:42:36,625 INFO L75 FloydHoareUtils]: For program point L52-2(lines 52 61) no Hoare annotation was computed. [2024-11-13 21:42:36,625 INFO L75 FloydHoareUtils]: For program point L28(lines 28 29) no Hoare annotation was computed. [2024-11-13 21:42:36,625 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtfFINAL(lines 16 81) no Hoare annotation was computed. [2024-11-13 21:42:36,625 INFO L75 FloydHoareUtils]: For program point L37(lines 37 41) no Hoare annotation was computed. [2024-11-13 21:42:36,625 INFO L75 FloydHoareUtils]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtfEXIT(lines 16 81) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2024-11-13 21:42:36,626 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 16 81) no Hoare annotation was computed. [2024-11-13 21:42:36,627 INFO L75 FloydHoareUtils]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2024-11-13 21:42:36,627 INFO L75 FloydHoareUtils]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2024-11-13 21:42:36,627 INFO L75 FloydHoareUtils]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2024-11-13 21:42:36,633 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:42:36,637 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:42:36,639 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:42:36,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 21:42:36,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:42:36 ImpRootNode [2024-11-13 21:42:36,647 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:42:36,648 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:42:36,648 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:42:36,648 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:42:36,649 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:39:52" (3/4) ... [2024-11-13 21:42:36,650 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:42:36,654 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2024-11-13 21:42:36,662 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-11-13 21:42:36,663 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-13 21:42:36,663 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:42:36,663 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:42:36,749 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:42:36,750 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:42:36,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:42:36,750 INFO L158 Benchmark]: Toolchain (without parser) took 209102.48ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 33.2MB in the end (delta: 60.1MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2024-11-13 21:42:36,751 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:36,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.21ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.7MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:36,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.29ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.9MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:36,751 INFO L158 Benchmark]: Boogie Preprocessor took 55.23ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 74.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:36,752 INFO L158 Benchmark]: RCFGBuilder took 43939.07ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 45.5MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:42:36,752 INFO L158 Benchmark]: CodeCheck took 164632.33ms. Allocated memory is still 117.4MB. Free memory was 45.5MB in the beginning and 39.4MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-13 21:42:36,752 INFO L158 Benchmark]: Witness Printer took 101.77ms. Allocated memory is still 117.4MB. Free memory was 39.4MB in the beginning and 33.2MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:36,754 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, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 164.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 28 mSolverCounterUnknown, 132 SdHoareTripleChecker+Valid, 299.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 287.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 64 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 319 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 18.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 9 QuantifiedInterpolants, 329 SizeOfPredicates, 12 NumberOfNonLiveVariables, 212 ConjunctsInSsa, 32 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: 184]: 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 - ProcedureContractResult [Line: 16]: Procedure Contract for __ieee754_sqrtf Derived contract for procedure __ieee754_sqrtf. Ensures: ((((((((((((((((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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.21ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.7MB in the end (delta: 14.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.29ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.9MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.23ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 74.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 43939.07ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 45.5MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 164632.33ms. Allocated memory is still 117.4MB. Free memory was 45.5MB in the beginning and 39.4MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 101.77ms. Allocated memory is still 117.4MB. Free memory was 39.4MB in the beginning and 33.2MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-11-13 21:42:36,965 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 21:42:36,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f38c7a0a-fe41-49ea-8d33-0a2a35280ee7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE