./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9 --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 dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:34:40,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:34:40,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:34:40,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:34:40,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:34:40,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:34:40,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:34:40,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:34:40,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:34:40,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:34:40,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:34:40,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:34:40,230 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:34:40,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:34:40,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:34:40,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:34:40,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:34:40,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:34:40,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:34:40,234 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:34:40,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:34:40,235 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:34:40,235 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:34:40,235 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:34:40,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:34:40,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:34:40,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:40,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:34:40,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:34:40,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:34:40,238 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:34:40,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:34:40,239 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:34:40,239 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 [2023-12-03 01:34:40,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:34:40,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:34:40,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:34:40,523 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:34:40,523 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:34:40,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2023-12-03 01:34:43,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:34:43,402 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:34:43,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2023-12-03 01:34:43,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data/ada42d973/4f1451f3a83a4349897788f9170561fa/FLAG439b70974 [2023-12-03 01:34:43,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data/ada42d973/4f1451f3a83a4349897788f9170561fa [2023-12-03 01:34:43,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:34:43,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:34:43,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:43,433 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:34:43,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:34:43,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7838f12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43, skipping insertion in model container [2023-12-03 01:34:43,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:34:43,645 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2023-12-03 01:34:43,657 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2023-12-03 01:34:43,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:43,677 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:34:43,694 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2023-12-03 01:34:43,699 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2023-12-03 01:34:43,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:43,719 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:34:43,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43 WrapperNode [2023-12-03 01:34:43,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:43,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:43,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:34:43,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:34:43,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,758 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2023-12-03 01:34:43,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:43,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:34:43,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:34:43,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:34:43,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:34:43,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:34:43,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:34:43,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:34:43,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:43" (1/1) ... [2023-12-03 01:34:43,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:43,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:34:43,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:34:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:34:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:34:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:34:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:34:43,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:34:43,912 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:34:43,914 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:34:44,108 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:34:44,153 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:34:44,153 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:34:44,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:44 BoogieIcfgContainer [2023-12-03 01:34:44,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:34:44,155 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:34:44,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:34:44,163 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:34:44,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:44" (1/1) ... [2023-12-03 01:34:44,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:34:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:34:44,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2023-12-03 01:34:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2023-12-03 01:34:44,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:34:44,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:34:44,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:34:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:44,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:34:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:44,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:34:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:34:44,407 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:34:44,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:34:44 ImpRootNode [2023-12-03 01:34:44,441 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:34:44,442 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:34:44,443 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:34:44,443 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:34:44,443 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:44" (3/4) ... [2023-12-03 01:34:44,446 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:34:44,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:34:44,448 INFO L158 Benchmark]: Toolchain (without parser) took 1017.27ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 88.0MB in the end (delta: 14.7MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-12-03 01:34:44,449 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:44,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.24ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 90.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:34:44,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.94ms. Allocated memory is still 140.5MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:44,451 INFO L158 Benchmark]: Boogie Preprocessor took 20.76ms. Allocated memory is still 140.5MB. Free memory was 88.0MB in the beginning and 86.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:44,452 INFO L158 Benchmark]: RCFGBuilder took 374.46ms. Allocated memory is still 140.5MB. Free memory was 86.7MB in the beginning and 102.7MB in the end (delta: -16.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:34:44,452 INFO L158 Benchmark]: CodeCheck took 286.13ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 88.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:34:44,453 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 140.5MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:44,457 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, 36 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 70]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of to_real at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 51. Possible FailurePath: [L1] int __return_main; [L12] int __tmp_160_0; [L13] int __tmp_160_1; [L14] int __tmp_160_2; [L15] int __tmp_142_0; [L16] int __tmp_142_1; [L17] int __tmp_136_0; [L18] int __return_165; [L21] float main__X; [L22] float main__Y; [L23] float main__S; [L24] float main__R; [L25] float main__D; [L26] int main__i; [L27] main__Y = 0 [L28] main__i = 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L29] COND TRUE main__i < 100000 [L31] main__X = __VERIFIER_nondet_float() [L32] main__D = __VERIFIER_nondet_float() [L33] int main____CPAchecker_TMP_0; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L34] COND TRUE main__X >= -128.0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L36] COND TRUE main__X <= 128.0 [L38] main____CPAchecker_TMP_0 = 1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L39] COND TRUE main____CPAchecker_TMP_0 != 0 [L41] int main____CPAchecker_TMP_1; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L42] COND TRUE main__D >= 0.0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L44] COND TRUE main__D <= 16.0 [L46] main____CPAchecker_TMP_1 = 1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L47] COND TRUE main____CPAchecker_TMP_1 != 0 [L49] main__S = main__Y [L50] main__Y = main__X [L51] main__R = main__X - main__S [L52] COND FALSE !(main__R <= (-main__D)) [L227] COND FALSE !(main__R >= main__D) [L56] int main____CPAchecker_TMP_2; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__S=3, main__X=2, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L57] COND FALSE !(main__Y >= -129.0) VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__S=3, main__X=2, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L216] main____CPAchecker_TMP_2 = 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__S=3, main__X=2, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L64] int __tmp_1; [L65] __tmp_1 = main____CPAchecker_TMP_2 [L66] int __VERIFIER_assert__cond; [L67] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, __tmp_1=0, main__S=3, main__X=2, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L68] COND TRUE __VERIFIER_assert__cond == 0 VAL [__VERIFIER_assert__cond=0, __return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, __tmp_1=0, main__S=3, main__X=2, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L70] reach_error() VAL [__VERIFIER_assert__cond=0, __return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, __tmp_1=0, main__S=3, main__X=2, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.24ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 90.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.94ms. Allocated memory is still 140.5MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.76ms. Allocated memory is still 140.5MB. Free memory was 88.0MB in the beginning and 86.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 374.46ms. Allocated memory is still 140.5MB. Free memory was 86.7MB in the beginning and 102.7MB in the end (delta: -16.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 286.13ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 88.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 140.5MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:34:44,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9 --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 dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:34:46,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:34:46,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:34:46,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:34:46,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:34:46,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:34:46,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:34:46,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:34:46,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:34:46,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:34:46,581 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:34:46,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:34:46,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:34:46,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:34:46,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:34:46,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:34:46,585 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:34:46,585 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:34:46,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:34:46,586 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:34:46,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:34:46,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:34:46,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:34:46,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:34:46,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:34:46,589 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:46,590 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:34:46,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:34:46,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:46,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:34:46,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:34:46,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:34:46,593 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:34:46,593 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:46,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:34:46,593 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:34:46,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:34:46,594 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 [2023-12-03 01:34:46,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:34:46,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:34:46,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:34:46,915 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:34:46,916 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:34:46,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2023-12-03 01:34:49,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:34:49,937 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:34:49,938 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2023-12-03 01:34:49,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data/0e763b3c1/ace7d1d1bd8f43059fb3d7bade217c1f/FLAGf2c1f69b1 [2023-12-03 01:34:49,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/data/0e763b3c1/ace7d1d1bd8f43059fb3d7bade217c1f [2023-12-03 01:34:49,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:34:49,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:34:49,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:49,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:34:49,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:34:49,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:49" (1/1) ... [2023-12-03 01:34:49,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe970fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:49, skipping insertion in model container [2023-12-03 01:34:49,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:49" (1/1) ... [2023-12-03 01:34:50,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:34:50,158 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2023-12-03 01:34:50,171 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2023-12-03 01:34:50,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:50,194 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:34:50,210 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2023-12-03 01:34:50,216 WARN L240 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_f168c129-6ea5-49c0-a657-6750888bce1d/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2023-12-03 01:34:50,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:50,240 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:34:50,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50 WrapperNode [2023-12-03 01:34:50,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:50,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:50,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:34:50,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:34:50,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,282 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 174 [2023-12-03 01:34:50,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:50,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:34:50,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:34:50,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:34:50,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:34:50,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:34:50,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:34:50,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:34:50,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:50" (1/1) ... [2023-12-03 01:34:50,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:50,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:34:50,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:34:50,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:34:50,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:34:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:34:50,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:34:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:34:50,458 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:34:50,460 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:34:52,663 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:34:52,705 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:34:52,705 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:34:52,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:52 BoogieIcfgContainer [2023-12-03 01:34:52,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:34:52,708 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:34:52,708 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:34:52,717 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:34:52,717 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:52" (1/1) ... [2023-12-03 01:34:52,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:34:52,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:34:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2023-12-03 01:34:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2023-12-03 01:34:52,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:34:52,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:34:52,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:52,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:34:52,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:34:52,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:34:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:34:53,103 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:34:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:34:54,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:34:54,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:35:22,015 WARN L293 SmtUtils]: Spent 6.85s on a formula simplification. DAG size of input: 46 DAG size of output: 11 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 01:35:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:35:22,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:35:43,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:35:44,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:35:48,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:35:50,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:35:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:35:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-12-03 01:35:50,646 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-12-03 01:35:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:35:50,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:35:50,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:35:50,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:35:50,647 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:35:50,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:35:50,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:35:50,737 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:35:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:35:50,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:35:50,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:35:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:35:53,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:35:56,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:35:56,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2023-12-03 01:35:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2023-12-03 01:35:56,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:35:56,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:35:56,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:35:56,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:35:56,434 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:35:56,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:35:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:35:56,634 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:35:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:35:57,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:35:57,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:36:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:36:09,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:36:09,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:36:09,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-12-03 01:36:09,633 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-12-03 01:36:09,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:36:09,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:36:09,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:09,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:36:09,635 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:36:09,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:36:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:36:09,782 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:36:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:36:09,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:36:09,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:36:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:36:12,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:36:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:36:15,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2023-12-03 01:36:15,146 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2023-12-03 01:36:15,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:36:15,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:36:15,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:36:15,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:36:15,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:36:15,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 01:36:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:36:15,796 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:36:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:36:25,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 01:36:25,914 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:36:25,918 INFO L158 Benchmark]: Toolchain (without parser) took 95952.42ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 45.4MB in the end (delta: 36.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-12-03 01:36:25,918 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:36:25,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.06ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 68.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:36:25,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.18ms. Allocated memory is still 104.9MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:25,920 INFO L158 Benchmark]: Boogie Preprocessor took 31.84ms. Allocated memory is still 104.9MB. Free memory was 66.0MB in the beginning and 64.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:36:25,920 INFO L158 Benchmark]: RCFGBuilder took 2391.30ms. Allocated memory is still 104.9MB. Free memory was 64.4MB in the beginning and 45.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:36:25,921 INFO L158 Benchmark]: CodeCheck took 93209.14ms. Allocated memory is still 104.9MB. Free memory was 45.5MB in the beginning and 45.4MB in the end (delta: 62.5kB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2023-12-03 01:36:25,924 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.06ms. Allocated memory is still 104.9MB. Free memory was 81.4MB in the beginning and 68.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.18ms. Allocated memory is still 104.9MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.84ms. Allocated memory is still 104.9MB. Free memory was 66.0MB in the beginning and 64.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2391.30ms. Allocated memory is still 104.9MB. Free memory was 64.4MB in the beginning and 45.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 93209.14ms. Allocated memory is still 104.9MB. Free memory was 45.5MB in the beginning and 45.4MB in the end (delta: 62.5kB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:36:25,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f168c129-6ea5-49c0-a657-6750888bce1d/bin/ukojak-verify-Qdu7aM0XO9/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown