./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1071.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_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/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_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1071.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/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_3edb6009-e56b-41c5-9e28-36c107519125/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 8753b765717c2fe536e6a90ddefcee5a9aeaabafbc1bd4d26f8bbeefc7c2c477 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:36:15,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:36:15,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:36:15,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:36:15,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:36:15,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:36:15,133 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:36:15,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:36:15,134 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:36:15,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:36:15,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:36:15,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:36:15,135 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:36:15,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:36:15,135 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:36:15,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:36:15,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:36:15,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:36:15,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:36:15,137 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:36:15,137 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:36:15,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:36:15,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:36:15,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:36:15,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:36:15,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:36:15,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:36:15,139 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_3edb6009-e56b-41c5-9e28-36c107519125/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 -> 8753b765717c2fe536e6a90ddefcee5a9aeaabafbc1bd4d26f8bbeefc7c2c477 [2024-11-13 22:36:15,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:36:15,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:36:15,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:36:15,410 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:36:15,410 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:36:15,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1071.c Unable to find full path for "g++" [2024-11-13 22:36:17,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:36:17,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:36:17,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/sv-benchmarks/c/float-newlib/double_req_bl_1071.c [2024-11-13 22:36:17,605 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data/1b676b971/32544b005ed14971a1ac5d651b7b33a1/FLAGf1749377f [2024-11-13 22:36:17,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data/1b676b971/32544b005ed14971a1ac5d651b7b33a1 [2024-11-13 22:36:17,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:36:17,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:36:17,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:36:17,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:36:17,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:36:17,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd0b60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17, skipping insertion in model container [2024-11-13 22:36:17,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:36:17,829 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_3edb6009-e56b-41c5-9e28-36c107519125/sv-benchmarks/c/float-newlib/double_req_bl_1071.c[1883,1896] [2024-11-13 22:36:17,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:36:17,846 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:36:17,868 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_3edb6009-e56b-41c5-9e28-36c107519125/sv-benchmarks/c/float-newlib/double_req_bl_1071.c[1883,1896] [2024-11-13 22:36:17,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:36:17,883 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:36:17,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17 WrapperNode [2024-11-13 22:36:17,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:36:17,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:36:17,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:36:17,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:36:17,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,933 INFO L138 Inliner]: procedures = 16, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2024-11-13 22:36:17,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:36:17,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:36:17,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:36:17,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:36:17,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,982 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:36:17,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:36:17,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:36:17,983 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:36:17,984 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:17" (1/1) ... [2024-11-13 22:36:17,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:36:18,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:36:18,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:36:18,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:36:18,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:36:18,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:36:18,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:36:18,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:36:18,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:36:18,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:36:18,425 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:36:18,425 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:36:18,606 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:36:18,607 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 22:36:18,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:18 BoogieIcfgContainer [2024-11-13 22:36:18,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:36:18,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:36:18,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:36:18,621 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:36:18,622 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:18" (1/1) ... [2024-11-13 22:36:18,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:36:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2024-11-13 22:36:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2024-11-13 22:36:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:36:18,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:18,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:18,847 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 22:36:18,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2024-11-13 22:36:18,881 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2024-11-13 22:36:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:36:18,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:18,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:18,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:36:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:19,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:36:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:19,108 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:36:19,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:36:19 ImpRootNode [2024-11-13 22:36:19,130 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:36:19,131 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:36:19,131 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:36:19,132 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:36:19,132 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:18" (3/4) ... [2024-11-13 22:36:19,134 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:36:19,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:36:19,136 INFO L158 Benchmark]: Toolchain (without parser) took 1514.53ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 53.7MB in the end (delta: 64.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 22:36:19,137 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:19,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.19ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 106.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:19,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.95ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:19,138 INFO L158 Benchmark]: Boogie Preprocessor took 46.03ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.3MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:19,139 INFO L158 Benchmark]: RCFGBuilder took 624.27ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 74.9MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:36:19,139 INFO L158 Benchmark]: CodeCheck took 522.48ms. Allocated memory is still 142.6MB. Free memory was 74.9MB in the beginning and 54.0MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:36:19,139 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 53.7MB in the end (delta: 234.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:19,142 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 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, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 58 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 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: 76]: 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 51, overapproximation of someBinaryArithmeticDOUBLEoperation at line 70, overapproximation of bitwiseAnd at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 17. Possible FailurePath: [L70] double x = 0.0 / 0.0; [L72] CALL, EXPR trunc_double(x) [L20] int signbit; [L21] int msw; [L22] unsigned int lsw; [L23] int exponent_less_1023; [L25] ieee_double_shape_type ew_u; [L26] ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] (lsw) = ew_u.parts.lsw [L30] signbit = msw & 0x80000000 [L31] EXPR msw & 0x7ff00000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) VAL [exponent_less_1023=1024, lsw=7, msw=2146435073, signbit=0, x=2] [L49] COND TRUE exponent_less_1023 > 51 VAL [exponent_less_1023=1024, lsw=7, msw=2146435073, signbit=0, x=2] [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; VAL [lsw=7, msw=2146435073, signbit=0, x=2] [L72] RET, EXPR trunc_double(x) [L72] double res = trunc_double(x); [L75] CALL, EXPR isnan_double(res) [L17] return x != x; [L75] RET, EXPR isnan_double(res) [L75] COND TRUE !isnan_double(res) [L76] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.19ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 106.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.95ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.03ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.3MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 624.27ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 74.9MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 522.48ms. Allocated memory is still 142.6MB. Free memory was 74.9MB in the beginning and 54.0MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 142.6MB. Free memory was 54.0MB in the beginning and 53.7MB in the end (delta: 234.7kB). 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 22:36:19,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/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_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/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_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1071.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/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_3edb6009-e56b-41c5-9e28-36c107519125/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 8753b765717c2fe536e6a90ddefcee5a9aeaabafbc1bd4d26f8bbeefc7c2c477 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:36:21,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:36:21,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:36:22,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:36:22,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:36:22,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:36:22,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:36:22,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:36:22,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:36:22,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:36:22,015 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:36:22,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:36:22,016 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:36:22,017 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:22,017 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:36:22,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:36:22,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:36:22,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:36:22,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:36:22,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:36:22,020 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:36:22,020 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:22,020 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:36:22,020 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_3edb6009-e56b-41c5-9e28-36c107519125/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 -> 8753b765717c2fe536e6a90ddefcee5a9aeaabafbc1bd4d26f8bbeefc7c2c477 [2024-11-13 22:36:22,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:36:22,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:36:22,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:36:22,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:36:22,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:36:22,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1071.c Unable to find full path for "g++" [2024-11-13 22:36:24,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:36:24,313 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:36:24,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/sv-benchmarks/c/float-newlib/double_req_bl_1071.c [2024-11-13 22:36:24,321 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data/e285b6fe3/d4c9b46251724da8a3bd73d9420165af/FLAGe5a19e484 [2024-11-13 22:36:24,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/data/e285b6fe3/d4c9b46251724da8a3bd73d9420165af [2024-11-13 22:36:24,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:36:24,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:36:24,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:36:24,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:36:24,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:36:24,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f35a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24, skipping insertion in model container [2024-11-13 22:36:24,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,382 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:36:24,573 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_3edb6009-e56b-41c5-9e28-36c107519125/sv-benchmarks/c/float-newlib/double_req_bl_1071.c[1883,1896] [2024-11-13 22:36:24,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:36:24,593 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:36:24,628 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_3edb6009-e56b-41c5-9e28-36c107519125/sv-benchmarks/c/float-newlib/double_req_bl_1071.c[1883,1896] [2024-11-13 22:36:24,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:36:24,651 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:36:24,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24 WrapperNode [2024-11-13 22:36:24,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:36:24,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:36:24,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:36:24,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:36:24,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,704 INFO L138 Inliner]: procedures = 19, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2024-11-13 22:36:24,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:36:24,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:36:24,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:36:24,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:36:24,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:36:24,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:36:24,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:36:24,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:36:24,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:24" (1/1) ... [2024-11-13 22:36:24,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:36:24,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:36:24,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:36:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:36:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:36:24,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:36:24,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:36:24,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:36:24,892 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:36:24,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:36:25,176 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 22:36:25,177 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:36:25,203 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:36:25,203 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 22:36:25,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:25 BoogieIcfgContainer [2024-11-13 22:36:25,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:36:25,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:36:25,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:36:25,216 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:36:25,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:25" (1/1) ... [2024-11-13 22:36:25,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:36:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2024-11-13 22:36:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2024-11-13 22:36:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:36:25,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:25,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:25,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:25,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:25,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:36:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:25,433 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:25,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:25,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:36:25,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:25,514 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 22:36:25,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:36:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2024-11-13 22:36:25,556 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2024-11-13 22:36:25,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:36:25,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:25,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:25,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:25,562 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:25,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:36:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:25,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:25,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:36:25,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:26,164 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 22:36:26,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:36:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-11-13 22:36:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-11-13 22:36:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:36:27,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:27,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:27,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:27,150 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:27,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:36:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:27,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:27,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:36:27,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:27,275 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 22:36:27,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:36:27,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 22:36:27,284 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 22:36:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:36:27,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:27,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:27,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:27,287 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:27,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:36:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:27,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:27,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:36:27,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:27,659 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 22:36:27,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:36:27,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-11-13 22:36:27,757 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-13 22:36:27,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:36:27,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:27,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:27,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:27,759 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:27,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:36:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:27,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:27,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:36:27,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:28,296 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 22:36:28,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:36:34,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:36:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:35,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-13 22:36:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-13 22:36:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:36:35,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:35,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:35,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:35,023 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:35,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:36:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:35,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:35,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:36:35,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:35,497 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 22:36:35,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:36:35,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:36:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:36:35,554 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:36:35,554 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-13 22:36:35,561 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:36:35,715 INFO L77 FloydHoareUtils]: At program point trunc_double_returnLabel#1(lines 19 62) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_double_#res#1| (let ((.cse0 (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0)))) [2024-11-13 22:36:35,715 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 64 81) the Hoare annotation is: true [2024-11-13 22:36:35,716 INFO L77 FloydHoareUtils]: At program point L32(lines 32 60) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53))) (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:36:35,716 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 76) no Hoare annotation was computed. [2024-11-13 22:36:35,716 INFO L77 FloydHoareUtils]: At program point L24-1(lines 24 29) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_trunc_double_~msw~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))))) [2024-11-13 22:36:35,716 INFO L77 FloydHoareUtils]: At program point L24-2(lines 24 29) the Hoare annotation is: (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|) [2024-11-13 22:36:35,716 INFO L77 FloydHoareUtils]: At program point L24-3(lines 24 29) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_trunc_double_~msw~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))))) [2024-11-13 22:36:35,716 INFO L77 FloydHoareUtils]: At program point L49(lines 49 60) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53))) (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:36:35,717 INFO L75 FloydHoareUtils]: For program point L41-1(lines 41 47) no Hoare annotation was computed. [2024-11-13 22:36:35,717 INFO L75 FloydHoareUtils]: For program point L41-2(lines 41 47) no Hoare annotation was computed. [2024-11-13 22:36:35,717 INFO L75 FloydHoareUtils]: For program point L33(lines 33 48) no Hoare annotation was computed. [2024-11-13 22:36:35,717 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:36:35,717 INFO L75 FloydHoareUtils]: For program point L54-1(lines 54 59) no Hoare annotation was computed. [2024-11-13 22:36:35,717 INFO L75 FloydHoareUtils]: For program point L54-2(lines 54 59) no Hoare annotation was computed. [2024-11-13 22:36:35,717 INFO L77 FloydHoareUtils]: At program point L54-3(lines 32 60) the Hoare annotation is: (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|) [2024-11-13 22:36:35,717 INFO L77 FloydHoareUtils]: At program point L50(lines 50 52) the Hoare annotation is: (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|) [2024-11-13 22:36:35,717 INFO L77 FloydHoareUtils]: At program point L75(lines 75 78) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret10#1|) [2024-11-13 22:36:35,717 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:36:35,717 INFO L75 FloydHoareUtils]: For program point L34-1(lines 34 39) no Hoare annotation was computed. [2024-11-13 22:36:35,718 INFO L75 FloydHoareUtils]: For program point L34-2(lines 34 39) no Hoare annotation was computed. [2024-11-13 22:36:35,718 INFO L75 FloydHoareUtils]: For program point L76(line 76) no Hoare annotation was computed. [2024-11-13 22:36:35,727 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:36:35,729 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:36:35,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:36:35 ImpRootNode [2024-11-13 22:36:35,730 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:36:35,731 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:36:35,731 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:36:35,731 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:36:35,732 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:25" (3/4) ... [2024-11-13 22:36:35,736 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:36:35,744 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 22:36:35,744 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 22:36:35,744 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:36:35,745 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:36:35,829 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:36:35,830 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:36:35,831 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:36:35,832 INFO L158 Benchmark]: Toolchain (without parser) took 11478.67ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 59.0MB in the end (delta: 33.1MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-13 22:36:35,832 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:35,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.24ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:35,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.61ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:35,833 INFO L158 Benchmark]: Boogie Preprocessor took 29.23ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:35,834 INFO L158 Benchmark]: RCFGBuilder took 466.01ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 62.9MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:35,834 INFO L158 Benchmark]: CodeCheck took 10525.43ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 64.2MB in the end (delta: -1.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-13 22:36:35,834 INFO L158 Benchmark]: Witness Printer took 100.32ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 59.0MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:35,840 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 302 SdHoareTripleChecker+Valid, 14.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 245 SdHoareTripleChecker+Invalid, 14.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72 mSDsCounter, 43 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 129 IncrementalHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43 mSolverCounterUnsat, 173 mSDtfsCounter, 129 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 507 GetRequests, 477 SyntacticMatches, 12 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 59 ConstructedInterpolants, 9 QuantifiedInterpolants, 299 SizeOfPredicates, 20 NumberOfNonLiveVariables, 238 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 76]: 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 0.34ms. Allocated memory is still 117.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.24ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.61ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.23ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 466.01ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 62.9MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10525.43ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 64.2MB in the end (delta: -1.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Witness Printer took 100.32ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 59.0MB 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 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:36:35,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edb6009-e56b-41c5-9e28-36c107519125/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 Writing output log to file Ultimate.log Result: TRUE