./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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 fd5f0f5c445530fc66d295fb5f09c0eb7d918c0584248d18911478208fdeb537 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:25:57,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:25:57,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:25:57,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:25:57,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:25:57,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:25:57,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:25:57,721 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:25:57,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:25:57,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:25:57,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:25:57,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:25:57,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:25:57,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:25:57,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:25:57,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:25:57,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:25:57,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:25:57,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:25:57,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:25:57,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:25:57,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:25:57,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:25:57,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:25:57,727 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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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 -> fd5f0f5c445530fc66d295fb5f09c0eb7d918c0584248d18911478208fdeb537 [2024-11-13 20:25:58,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:25:58,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:25:58,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:25:58,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:25:58,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:25:58,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c Unable to find full path for "g++" [2024-11-13 20:25:59,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:26:00,268 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:26:00,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2024-11-13 20:26:00,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data/58d6b207b/f31c3b9bceb8417aad8cba7ebf37f5b7/FLAG59d55470a [2024-11-13 20:26:00,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data/58d6b207b/f31c3b9bceb8417aad8cba7ebf37f5b7 [2024-11-13 20:26:00,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:26:00,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:26:00,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:00,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:26:00,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:26:00,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606f892c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00, skipping insertion in model container [2024-11-13 20:26:00,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:26:00,603 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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c[1743,1756] [2024-11-13 20:26:00,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:00,623 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:26:00,659 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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c[1743,1756] [2024-11-13 20:26:00,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:00,686 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:26:00,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00 WrapperNode [2024-11-13 20:26:00,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:00,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:00,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:26:00,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:26:00,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,725 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2024-11-13 20:26:00,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:00,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:26:00,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:26:00,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:26:00,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:26:00,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:26:00,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:26:00,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:26:00,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:00" (1/1) ... [2024-11-13 20:26:00,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:00,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:26:00,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:26:00,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:26:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:26:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:26:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:26:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 20:26:00,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:26:00,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 20:26:00,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:26:00,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:26:00,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:26:00,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:26:00,924 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:26:00,926 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:26:01,210 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 20:26:01,210 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:26:01,361 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:26:01,361 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 20:26:01,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:01 BoogieIcfgContainer [2024-11-13 20:26:01,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:26:01,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:26:01,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:26:01,375 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:26:01,375 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:01" (1/1) ... [2024-11-13 20:26:01,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:26:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-13 20:26:01,439 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-13 20:26:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:26:01,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:01,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:01,596 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 20:26:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:26:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:26:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:26:01,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:01,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:01,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:26:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:01,892 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:26:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:01,952 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:26:01,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:26:01 ImpRootNode [2024-11-13 20:26:01,985 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:26:01,989 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:26:01,990 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:26:01,990 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:26:01,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:01" (3/4) ... [2024-11-13 20:26:01,993 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:26:01,998 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:26:01,999 INFO L158 Benchmark]: Toolchain (without parser) took 1666.87ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 54.8MB in the end (delta: 64.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 20:26:01,999 INFO L158 Benchmark]: CDTParser took 2.26ms. Allocated memory is still 142.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:02,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.21ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 107.7MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:02,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.18ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:02,002 INFO L158 Benchmark]: Boogie Preprocessor took 27.43ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:02,002 INFO L158 Benchmark]: RCFGBuilder took 602.56ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 78.5MB in the end (delta: 26.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:26:02,002 INFO L158 Benchmark]: CodeCheck took 625.80ms. Allocated memory is still 142.6MB. Free memory was 78.5MB in the beginning and 55.1MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:26:02,003 INFO L158 Benchmark]: Witness Printer took 8.59ms. Allocated memory is still 142.6MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:02,010 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 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, 60 GetRequests, 60 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 81]: 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 bitwiseAnd at line 24, overapproximation of someBinaryArithmeticFLOAToperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L76] float x = 1.0f / 0.0f; [L77] CALL, EXPR round_float(x) [L14] __uint32_t w; [L16] int exponent_less_127; [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (w) = gf_u.word [L24] EXPR w & 0x7f800000 [L24] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L26] COND FALSE !(exponent_less_127 < 23) [L42] COND FALSE !(exponent_less_127 == 128) [L46] return x; VAL [\result=3, w=1258291200] [L77] RET, EXPR round_float(x) [L77] float res = round_float(x); [L80] CALL, EXPR isinf_float(res) [L58] __int32_t ix; VAL [x=3] [L60] ieee_float_shape_type gf_u; [L61] gf_u.value = (x) [L62] EXPR gf_u.word [L62] (ix) = gf_u.word [L64] ix &= 0x7fffffff [L65] return ((ix) == 0x7f800000L); [L80] RET, EXPR isinf_float(res) [L80] COND TRUE !isinf_float(res) [L81] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.26ms. Allocated memory is still 142.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.21ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 107.7MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.18ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.43ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 602.56ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 78.5MB in the end (delta: 26.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 625.80ms. Allocated memory is still 142.6MB. Free memory was 78.5MB in the beginning and 55.1MB in the end (delta: 23.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.59ms. Allocated memory is still 142.6MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:26:02,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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 fd5f0f5c445530fc66d295fb5f09c0eb7d918c0584248d18911478208fdeb537 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:26:04,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:26:04,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:26:04,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:26:04,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:26:04,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:26:04,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:26:04,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:26:04,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:26:04,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:26:04,934 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:26:04,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:04,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:04,935 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:26:04,935 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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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 -> fd5f0f5c445530fc66d295fb5f09c0eb7d918c0584248d18911478208fdeb537 [2024-11-13 20:26:05,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:26:05,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:26:05,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:26:05,261 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:26:05,261 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:26:05,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1032c.c Unable to find full path for "g++" [2024-11-13 20:26:07,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:26:07,552 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:26:07,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c [2024-11-13 20:26:07,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data/f12ca62f1/455821c0c130479fb78a378c666d147f/FLAG1072e1364 [2024-11-13 20:26:07,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/data/f12ca62f1/455821c0c130479fb78a378c666d147f [2024-11-13 20:26:07,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:26:07,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:26:07,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:07,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:26:07,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:26:07,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:07" (1/1) ... [2024-11-13 20:26:07,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a49c688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:07, skipping insertion in model container [2024-11-13 20:26:07,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:07" (1/1) ... [2024-11-13 20:26:07,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:26:08,056 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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c[1743,1756] [2024-11-13 20:26:08,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:08,080 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:26:08,114 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_c70f0d2f-b65e-4439-936e-a2d0309b16d8/sv-benchmarks/c/float-newlib/float_req_bl_1032c.c[1743,1756] [2024-11-13 20:26:08,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:08,138 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:26:08,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08 WrapperNode [2024-11-13 20:26:08,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:08,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:08,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:26:08,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:26:08,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,179 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-11-13 20:26:08,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:08,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:26:08,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:26:08,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:26:08,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:26:08,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:26:08,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:26:08,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:26:08,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:08,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:26:08,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:26:08,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:26:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:26:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:26:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:26:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 20:26:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:26:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:26:08,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:26:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 20:26:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:26:08,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:26:08,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:26:08,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:26:08,609 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:26:08,610 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:26:08,678 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:26:08,678 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 20:26:08,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:08 BoogieIcfgContainer [2024-11-13 20:26:08,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:26:08,679 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:26:08,679 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:26:08,687 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:26:08,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:08" (1/1) ... [2024-11-13 20:26:08,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:26:08,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:08,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-13 20:26:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-13 20:26:08,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:26:08,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:08,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:08,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:08,739 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:08,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:26:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:08,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:08,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:26:08,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:08,928 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 20:26:08,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:26:09,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:26:09,011 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:26:09,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:26:09,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:09,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:09,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:09,014 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:09,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:26:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:09,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:26:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:09,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 20:26:09,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:26:09,337 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 20:26:09,924 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 20:26:09,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 22 [2024-11-13 20:26:09,941 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 20:26:09,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 40 [2024-11-13 20:26:10,157 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 20:26:10,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:26:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:11,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 20:26:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 20:26:11,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:26:11,330 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 20:26:11,337 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:26:11,446 INFO L75 FloydHoareUtils]: For program point L27(lines 27 40) no Hoare annotation was computed. [2024-11-13 20:26:11,446 INFO L75 FloydHoareUtils]: For program point L81(line 81) no Hoare annotation was computed. [2024-11-13 20:26:11,446 INFO L75 FloydHoareUtils]: For program point L48(lines 48 52) no Hoare annotation was computed. [2024-11-13 20:26:11,446 INFO L75 FloydHoareUtils]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2024-11-13 20:26:11,446 INFO L75 FloydHoareUtils]: For program point L48-2(lines 48 52) no Hoare annotation was computed. [2024-11-13 20:26:11,446 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 68 86) the Hoare annotation is: true [2024-11-13 20:26:11,446 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 81) no Hoare annotation was computed. [2024-11-13 20:26:11,446 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:26:11,446 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:26:11,447 INFO L77 FloydHoareUtils]: At program point round_float_returnLabel#1(lines 13 54) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (and (= |ULTIMATE.start_round_float_#res#1| (fp.add currentRoundingMode .cse0 .cse0)) (= (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) .cse0)))) [2024-11-13 20:26:11,447 INFO L75 FloydHoareUtils]: For program point L34(lines 34 36) no Hoare annotation was computed. [2024-11-13 20:26:11,447 INFO L77 FloydHoareUtils]: At program point L26(lines 26 47) the Hoare annotation is: (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_round_float_~x#1|) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_round_float_~x#1|) (= (bvlshr (bvand (_ bv2139095040 32) .cse0) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_round_float_~exponent_less_127~0#1|)))))) [2024-11-13 20:26:11,448 INFO L77 FloydHoareUtils]: At program point L59-1(lines 59 63) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)) (fp.add currentRoundingMode .cse0 .cse0)) (= .cse0 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2)))))) [2024-11-13 20:26:11,448 INFO L77 FloydHoareUtils]: At program point L59-2(lines 59 63) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (and (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) .cse1) (= |ULTIMATE.start_isinf_float_~x#1| (fp.add currentRoundingMode .cse1 .cse1))))) [2024-11-13 20:26:11,448 INFO L77 FloydHoareUtils]: At program point L59-3(lines 59 63) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)) (fp.add currentRoundingMode .cse0 .cse0)) (= .cse0 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2)))))) [2024-11-13 20:26:11,448 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_round_float_~x#1|) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_round_float_~x#1|) (= |ULTIMATE.start_round_float_~w~0#1| .cse0))))) [2024-11-13 20:26:11,449 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_round_float_~x#1|) [2024-11-13 20:26:11,449 INFO L77 FloydHoareUtils]: At program point L80(lines 80 83) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-13 20:26:11,449 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_round_float_~x#1|) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_round_float_~x#1|) (= |ULTIMATE.start_round_float_~w~0#1| .cse0))))) [2024-11-13 20:26:11,457 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 20:26:11,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 20:26:11,459 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 20:26:11,459 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 20:26:11,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:26:11 ImpRootNode [2024-11-13 20:26:11,460 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:26:11,461 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:26:11,461 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:26:11,461 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:26:11,462 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:08" (3/4) ... [2024-11-13 20:26:11,465 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:26:11,472 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 20:26:11,472 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 20:26:11,472 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:26:11,473 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:26:11,550 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:26:11,551 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:26:11,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:26:11,552 INFO L158 Benchmark]: Toolchain (without parser) took 3694.90ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 43.2MB in the end (delta: 51.1MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2024-11-13 20:26:11,552 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:11,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.97ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 82.1MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:11,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.93ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:11,553 INFO L158 Benchmark]: Boogie Preprocessor took 51.15ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:11,553 INFO L158 Benchmark]: RCFGBuilder took 446.30ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 63.9MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:11,553 INFO L158 Benchmark]: CodeCheck took 2781.26ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 47.7MB in the end (delta: 16.2MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:11,554 INFO L158 Benchmark]: Witness Printer took 89.81ms. Allocated memory is still 117.4MB. Free memory was 47.7MB in the beginning and 43.2MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:11,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 28 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 7 QuantifiedInterpolants, 307 SizeOfPredicates, 4 NumberOfNonLiveVariables, 74 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 81]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.97ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 82.1MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.93ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.15ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 446.30ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 63.9MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2781.26ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 47.7MB in the end (delta: 16.2MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Witness Printer took 89.81ms. Allocated memory is still 117.4MB. Free memory was 47.7MB in the beginning and 43.2MB in the end (delta: 4.5MB). There was no memory consumed. 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: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 20:26:11,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0d2f-b65e-4439-936e-a2d0309b16d8/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