./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.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_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/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_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/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_811a125e-825a-48e4-ba47-cf6f4f85fbef/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 e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:34,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:34,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:58:34,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:58:34,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:58:34,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:34,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:34,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:34,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:34,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:34,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:34,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:34,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:34,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:34,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:34,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:34,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:34,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:34,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:58:34,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:58:34,576 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_811a125e-825a-48e4-ba47-cf6f4f85fbef/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 -> e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 [2024-11-13 21:58:34,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:34,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:34,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:34,908 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:34,908 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:34,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c Unable to find full path for "g++" [2024-11-13 21:58:36,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:37,164 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:37,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2024-11-13 21:58:37,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data/1cbe7ffd8/611170819b874906984b68e610cfde4c/FLAGbd2701824 [2024-11-13 21:58:37,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data/1cbe7ffd8/611170819b874906984b68e610cfde4c [2024-11-13 21:58:37,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:37,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:37,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:37,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:37,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:37,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62982ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37, skipping insertion in model container [2024-11-13 21:58:37,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,251 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:37,539 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_811a125e-825a-48e4-ba47-cf6f4f85fbef/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-13 21:58:37,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:37,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:37,640 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_811a125e-825a-48e4-ba47-cf6f4f85fbef/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-13 21:58:37,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:37,673 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:37,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37 WrapperNode [2024-11-13 21:58:37,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:37,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:37,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:37,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:37,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,748 INFO L138 Inliner]: procedures = 18, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 432 [2024-11-13 21:58:37,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:37,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:37,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:37,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:37,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:37,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:37,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:37,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:37,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:37,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:37,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:37,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:58:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:37,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:58:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 21:58:37,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:58:38,000 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:38,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:38,796 INFO L? ?]: Removed 120 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:38,797 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:39,388 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:39,388 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 21:58:39,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:39 BoogieIcfgContainer [2024-11-13 21:58:39,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:39,390 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:39,390 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:39,403 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:39,403 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:39,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2024-11-13 21:58:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2024-11-13 21:58:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:58:39,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:39,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:39,711 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 21:58:39,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2024-11-13 21:58:39,749 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2024-11-13 21:58:39,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:58:39,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:39,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:39,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,340 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:58:40,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:58:40 ImpRootNode [2024-11-13 21:58:40,386 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:58:40,387 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:58:40,387 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:58:40,388 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:58:40,388 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:39" (3/4) ... [2024-11-13 21:58:40,391 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:58:40,392 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:58:40,393 INFO L158 Benchmark]: Toolchain (without parser) took 3182.09ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 75.0MB in the end (delta: 17.2MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,396 INFO L158 Benchmark]: CDTParser took 1.83ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.22ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 77.6MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.14ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 74.7MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,397 INFO L158 Benchmark]: Boogie Preprocessor took 44.37ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,397 INFO L158 Benchmark]: RCFGBuilder took 1595.04ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 66.7MB in the end (delta: 5.5MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,399 INFO L158 Benchmark]: CodeCheck took 996.74ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 75.0MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,399 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 75.0MB in the end (delta: 9.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,404 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, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 177]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 47, overapproximation of bitwiseOr at line 42, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L20-L23] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L171] double x = __VERIFIER_nondet_double(); [L172] double y = 0.0; [L173] CALL, EXPR fmod_double(x, y) [L26] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L27] __uint32_t lx, ly, lz; VAL [Zero_fmod={4:0}, one_fmod=1, y=0] [L30] ieee_double_shape_type ew_u; [L31] ew_u.value = (x) [L32] EXPR ew_u.parts.msw [L32] (hx) = ew_u.parts.msw [L33] EXPR ew_u.parts.lsw [L33] (lx) = ew_u.parts.lsw [L36] ieee_double_shape_type ew_u; [L37] ew_u.value = (y) [L38] EXPR ew_u.parts.msw [L38] (hy) = ew_u.parts.msw [L39] EXPR ew_u.parts.lsw [L39] (ly) = ew_u.parts.lsw [L41] sx = hx & 0x80000000 [L42] hx ^= sx [L43] hy &= 0x7fffffff [L45] EXPR hy | ly [L45-L46] (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) VAL [Zero_fmod={4:0}, hx=2146435072, hy=2, lx=10, ly=-4294967295, one_fmod=1, sx=-2147483648, x=5, y=0] [L45-L46] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L47] return (x * y) / (x * y); VAL [Zero_fmod={4:0}, hx=2146435072, hy=2, lx=10, ly=-4294967295, one_fmod=1, sx=-2147483648, x=5, y=0] [L173] RET, EXPR fmod_double(x, y) [L173] double res = fmod_double(x, y); [L176] CALL, EXPR isnan_double(res) [L18] return x != x; [L176] RET, EXPR isnan_double(res) [L176] COND TRUE !isnan_double(res) [L177] reach_error() VAL [Zero_fmod={4:0}, one_fmod=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.22ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 77.6MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.14ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 74.7MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.37ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1595.04ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 66.7MB in the end (delta: 5.5MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. * CodeCheck took 996.74ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 75.0MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 75.0MB in the end (delta: 9.2kB). 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 21:58:40,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/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_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/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_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/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_811a125e-825a-48e4-ba47-cf6f4f85fbef/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 e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:43,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:43,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:58:43,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:43,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:43,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:43,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:43,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:43,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:43,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:43,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:43,610 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:43,610 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:43,610 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:58:43,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:43,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:43,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:43,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:43,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:43,611 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:58:43,611 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:43,611 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:58:43,611 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_811a125e-825a-48e4-ba47-cf6f4f85fbef/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 -> e2915ae970b23f9234beaed5f436ef87de022b558ff8241f79bda095bd417e23 [2024-11-13 21:58:43,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:43,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:44,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:44,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:44,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:44,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c Unable to find full path for "g++" [2024-11-13 21:58:46,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:46,397 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:46,398 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2024-11-13 21:58:46,409 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data/6ee1694de/63f0d0c278924e9681daf972f0b31e92/FLAG007229aab [2024-11-13 21:58:46,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/data/6ee1694de/63f0d0c278924e9681daf972f0b31e92 [2024-11-13 21:58:46,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:46,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:46,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:46,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:46,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:46,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:46" (1/1) ... [2024-11-13 21:58:46,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c1f26b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:46, skipping insertion in model container [2024-11-13 21:58:46,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:46" (1/1) ... [2024-11-13 21:58:46,751 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:47,014 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_811a125e-825a-48e4-ba47-cf6f4f85fbef/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-13 21:58:47,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:47,036 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:47,087 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_811a125e-825a-48e4-ba47-cf6f4f85fbef/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c[3883,3896] [2024-11-13 21:58:47,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:47,113 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:47,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47 WrapperNode [2024-11-13 21:58:47,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:47,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:47,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:47,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:47,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,176 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 218 [2024-11-13 21:58:47,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:47,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:47,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:47,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:47,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,232 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:47,261 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:47,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:47,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:47,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:47" (1/1) ... [2024-11-13 21:58:47,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:47,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:47,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:47,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 21:58:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 21:58:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:58:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:58:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-13 21:58:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:58:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:58:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:58:47,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:47,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:59,046 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:59,047 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:59,146 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:59,146 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 21:58:59,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:59 BoogieIcfgContainer [2024-11-13 21:58:59,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:59,148 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:59,148 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:59,160 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:59,160 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:59" (1/1) ... [2024-11-13 21:58:59,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2024-11-13 21:58:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2024-11-13 21:58:59,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:58:59,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:59,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:59,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:59,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:59,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:58:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:59,413 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:59,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:58:59,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:59,474 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 21:58:59,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:58:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:59,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2024-11-13 21:58:59,545 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2024-11-13 21:58:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:58:59,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:59,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:59,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:59,550 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:59,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:59:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:00,711 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:02,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:59:02,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:13,719 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 21:59:13,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:59:25,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:59:36,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:00:09,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:13,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:17,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:19,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:21,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:22,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:25,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:28,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:39,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:41,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:00:51,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:03,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:05,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:07,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:16,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:18,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:20,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:21,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:01:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2024-11-13 22:01:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2024-11-13 22:01:21,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:01:21,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:21,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:01:21,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:01:21,598 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:01:21,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:01:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:21,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:01:21,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:01:21,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:01:21,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:01:36,774 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 22:01:36,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:02:12,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:02:24,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:02:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-13 22:02:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-13 22:02:26,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:02:26,422 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 22:02:26,432 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:02:29,085 INFO L77 FloydHoareUtils]: At program point L35-2(lines 35 40) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start_fmod_double_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fmod_double_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53))))) [2024-11-13 22:02:29,086 INFO L75 FloydHoareUtils]: For program point L136-1(lines 136 141) no Hoare annotation was computed. [2024-11-13 22:02:29,086 INFO L75 FloydHoareUtils]: For program point L103-1(lines 103 117) no Hoare annotation was computed. [2024-11-13 22:02:29,086 INFO L75 FloydHoareUtils]: For program point L136-2(lines 136 141) no Hoare annotation was computed. [2024-11-13 22:02:29,086 INFO L75 FloydHoareUtils]: For program point L103-3(lines 103 117) no Hoare annotation was computed. [2024-11-13 22:02:29,086 INFO L75 FloydHoareUtils]: For program point L71-2(lines 71 72) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L154(lines 154 159) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L154-2(lines 154 159) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L55(lines 25 163) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L122-1(lines 25 163) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L56(lines 56 62) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L106-2(lines 103 117) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L57-2(lines 57 58) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L108-1(lines 103 117) no Hoare annotation was computed. [2024-11-13 22:02:29,087 INFO L75 FloydHoareUtils]: For program point L60-2(lines 60 61) no Hoare annotation was computed. [2024-11-13 22:02:29,088 INFO L77 FloydHoareUtils]: At program point L176(lines 176 179) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret16#1|) [2024-11-13 22:02:29,088 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 165 182) the Hoare annotation is: true [2024-11-13 22:02:29,088 INFO L77 FloydHoareUtils]: At program point fmod_double_returnLabel#1(lines 25 163) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fmod_double_~x#1_16| (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fmod_double_#res#1| (let ((.cse0 (fp.mul currentRoundingMode |v_ULTIMATE.start_fmod_double_~x#1_16| (_ +zero 11 53)))) (fp.div currentRoundingMode .cse0 .cse0)))) [2024-11-13 22:02:29,088 INFO L75 FloydHoareUtils]: For program point L177(line 177) no Hoare annotation was computed. [2024-11-13 22:02:29,088 INFO L77 FloydHoareUtils]: At program point L45(lines 45 47) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start_fmod_double_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fmod_double_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53))))) [2024-11-13 22:02:29,089 INFO L77 FloydHoareUtils]: At program point L29-1(lines 29 34) the Hoare annotation is: (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) [2024-11-13 22:02:29,089 INFO L77 FloydHoareUtils]: At program point L29-2(lines 29 34) the Hoare annotation is: (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) [2024-11-13 22:02:29,089 INFO L75 FloydHoareUtils]: For program point L112(lines 112 113) no Hoare annotation was computed. [2024-11-13 22:02:29,089 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:02:29,089 INFO L75 FloydHoareUtils]: For program point L129-2(lines 129 133) no Hoare annotation was computed. [2024-11-13 22:02:29,089 INFO L75 FloydHoareUtils]: For program point L129-3(lines 25 163) no Hoare annotation was computed. [2024-11-13 22:02:29,090 INFO L75 FloydHoareUtils]: For program point L48(lines 48 53) no Hoare annotation was computed. [2024-11-13 22:02:29,090 INFO L75 FloydHoareUtils]: For program point L48-2(lines 25 163) no Hoare annotation was computed. [2024-11-13 22:02:29,090 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2024-11-13 22:02:29,090 INFO L75 FloydHoareUtils]: For program point L49(lines 49 50) no Hoare annotation was computed. [2024-11-13 22:02:29,090 INFO L75 FloydHoareUtils]: For program point L66(lines 25 163) no Hoare annotation was computed. [2024-11-13 22:02:29,090 INFO L75 FloydHoareUtils]: For program point L67(lines 67 73) no Hoare annotation was computed. [2024-11-13 22:02:29,091 INFO L75 FloydHoareUtils]: For program point L51(lines 51 52) no Hoare annotation was computed. [2024-11-13 22:02:29,091 INFO L75 FloydHoareUtils]: For program point L134(lines 134 161) no Hoare annotation was computed. [2024-11-13 22:02:29,091 INFO L77 FloydHoareUtils]: At program point L35(lines 35 40) the Hoare annotation is: (and (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64))) (and (= |ULTIMATE.start_fmod_double_~hy~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) (= |ULTIMATE.start_fmod_double_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_23|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (_ +zero 11 53))))) [2024-11-13 22:02:29,091 INFO L77 FloydHoareUtils]: At program point L35-1(lines 35 40) the Hoare annotation is: (= |ULTIMATE.start_fmod_double_~y#1| (_ +zero 11 53)) [2024-11-13 22:02:29,091 INFO L75 FloydHoareUtils]: For program point L68-2(lines 68 69) no Hoare annotation was computed. [2024-11-13 22:02:29,097 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 22:02:29,100 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:02:29,100 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 22:02:29,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:02:29 ImpRootNode [2024-11-13 22:02:29,101 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:02:29,102 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:02:29,102 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:02:29,102 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:02:29,103 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:59" (3/4) ... [2024-11-13 22:02:29,105 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:02:29,114 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-13 22:02:29,114 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 22:02:29,115 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:02:29,115 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:02:29,237 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:02:29,238 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:02:29,238 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:02:29,240 INFO L158 Benchmark]: Toolchain (without parser) took 222530.68ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 56.4MB in the end (delta: 4.3MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-11-13 22:02:29,240 INFO L158 Benchmark]: CDTParser took 4.37ms. Allocated memory is still 83.9MB. Free memory was 65.0MB in the beginning and 64.7MB in the end (delta: 370.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:02:29,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.20ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 45.5MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:02:29,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.83ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 43.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:02:29,242 INFO L158 Benchmark]: Boogie Preprocessor took 83.06ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 41.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:02:29,244 INFO L158 Benchmark]: RCFGBuilder took 11886.27ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 46.9MB in the end (delta: -5.3MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-13 22:02:29,244 INFO L158 Benchmark]: CodeCheck took 209953.76ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 29.2MB in the end (delta: 17.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2024-11-13 22:02:29,245 INFO L158 Benchmark]: Witness Printer took 136.73ms. Allocated memory is still 83.9MB. Free memory was 29.2MB in the beginning and 56.4MB in the end (delta: -27.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-13 22:02:29,247 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, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 207.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 193.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 88 SdHoareTripleChecker+Invalid, 176.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 68 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 236 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 90.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 26.6s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 4 QuantifiedInterpolants, 113 SizeOfPredicates, 5 NumberOfNonLiveVariables, 165 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 177]: 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 4.37ms. Allocated memory is still 83.9MB. Free memory was 65.0MB in the beginning and 64.7MB in the end (delta: 370.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.20ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 45.5MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.83ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 43.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 83.06ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 41.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11886.27ms. Allocated memory is still 83.9MB. Free memory was 41.6MB in the beginning and 46.9MB in the end (delta: -5.3MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 209953.76ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 29.2MB in the end (delta: 17.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Witness Printer took 136.73ms. Allocated memory is still 83.9MB. Free memory was 29.2MB in the beginning and 56.4MB in the end (delta: -27.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:02:29,465 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 22:02:29,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_811a125e-825a-48e4-ba47-cf6f4f85fbef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE