./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL --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 deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:52,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:52,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:15:52,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:52,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:52,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:52,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:52,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:52,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:52,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:52,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:52,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:52,252 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:52,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:52,255 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:52,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:52,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:52,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:52,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:52,258 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:52,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:52,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:52,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:52,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:52,262 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:52,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:52,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:52,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:52,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:52,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:52,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:52,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:52,268 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:52,268 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_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2023-11-19 03:15:52,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:52,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:52,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:52,703 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:52,704 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:52,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2023-11-19 03:15:55,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:15:56,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:15:56,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c [2023-11-19 03:15:56,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data/24096656d/9a3209e6b8884bc7aa9d1978229f7e19/FLAGf5608ba08 [2023-11-19 03:15:56,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data/24096656d/9a3209e6b8884bc7aa9d1978229f7e19 [2023-11-19 03:15:56,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:15:56,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:15:56,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:56,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:15:56,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:15:56,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2851cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56, skipping insertion in model container [2023-11-19 03:15:56,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:56,443 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2023-11-19 03:15:56,447 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2023-11-19 03:15:56,448 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2023-11-19 03:15:56,449 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2023-11-19 03:15:56,450 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2023-11-19 03:15:56,450 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2023-11-19 03:15:56,451 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2023-11-19 03:15:56,452 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2023-11-19 03:15:56,453 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2023-11-19 03:15:56,455 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2023-11-19 03:15:56,455 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2023-11-19 03:15:56,456 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2023-11-19 03:15:56,457 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2023-11-19 03:15:56,458 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2023-11-19 03:15:56,459 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2023-11-19 03:15:56,460 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2023-11-19 03:15:56,461 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2023-11-19 03:15:56,462 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2023-11-19 03:15:56,463 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2023-11-19 03:15:56,464 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2023-11-19 03:15:56,465 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2023-11-19 03:15:56,466 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2023-11-19 03:15:56,467 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2023-11-19 03:15:56,468 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2023-11-19 03:15:56,469 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2023-11-19 03:15:56,470 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2023-11-19 03:15:56,470 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2023-11-19 03:15:56,471 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2023-11-19 03:15:56,472 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2023-11-19 03:15:56,473 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2023-11-19 03:15:56,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:56,490 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:56,505 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2023-11-19 03:15:56,506 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2023-11-19 03:15:56,507 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2023-11-19 03:15:56,507 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2023-11-19 03:15:56,508 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2023-11-19 03:15:56,509 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2023-11-19 03:15:56,510 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2023-11-19 03:15:56,511 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2023-11-19 03:15:56,511 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2023-11-19 03:15:56,512 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2023-11-19 03:15:56,513 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2023-11-19 03:15:56,514 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2023-11-19 03:15:56,515 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2023-11-19 03:15:56,516 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2023-11-19 03:15:56,517 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2023-11-19 03:15:56,518 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2023-11-19 03:15:56,519 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2023-11-19 03:15:56,520 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2023-11-19 03:15:56,521 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2023-11-19 03:15:56,522 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2023-11-19 03:15:56,522 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2023-11-19 03:15:56,523 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2023-11-19 03:15:56,524 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2023-11-19 03:15:56,525 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2023-11-19 03:15:56,526 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2023-11-19 03:15:56,526 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2023-11-19 03:15:56,527 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2023-11-19 03:15:56,528 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2023-11-19 03:15:56,529 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2023-11-19 03:15:56,530 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2023-11-19 03:15:56,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:56,548 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:56,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56 WrapperNode [2023-11-19 03:15:56,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:56,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:56,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:56,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:56,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,588 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 99 [2023-11-19 03:15:56,589 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:56,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:56,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:56,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:56,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:56,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:56,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:56,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:56,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:56" (1/1) ... [2023-11-19 03:15:56,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:56,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:56,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:56,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:56,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:56,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:56,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:56,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:56,791 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:56,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:57,044 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:57,067 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:57,067 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:15:57,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:57 BoogieIcfgContainer [2023-11-19 03:15:57,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:57,075 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:57,075 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:57,087 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:57,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:57" (1/1) ... [2023-11-19 03:15:57,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:57,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 93 states and 122 transitions. [2023-11-19 03:15:57,158 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 122 transitions. [2023-11-19 03:15:57,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:15:57,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:57,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:57,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:57,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:15:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:15:57,415 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:15:57,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:15:57 ImpRootNode [2023-11-19 03:15:57,472 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:15:57,473 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:15:57,473 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:15:57,473 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:15:57,474 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:57" (3/4) ... [2023-11-19 03:15:57,476 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:15:57,477 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:15:57,478 INFO L158 Benchmark]: Toolchain (without parser) took 1230.75ms. Allocated memory is still 130.0MB. Free memory was 87.8MB in the beginning and 101.0MB in the end (delta: -13.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:57,479 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 73.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:57,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.71ms. Allocated memory is still 130.0MB. Free memory was 87.3MB in the beginning and 73.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:15:57,481 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.20ms. Allocated memory is still 130.0MB. Free memory was 73.2MB in the beginning and 71.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:57,481 INFO L158 Benchmark]: Boogie Preprocessor took 28.15ms. Allocated memory is still 130.0MB. Free memory was 71.6MB in the beginning and 70.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:15:57,482 INFO L158 Benchmark]: RCFGBuilder took 455.48ms. Allocated memory is still 130.0MB. Free memory was 70.6MB in the beginning and 58.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:15:57,483 INFO L158 Benchmark]: CodeCheck took 397.12ms. Allocated memory is still 130.0MB. Free memory was 58.0MB in the beginning and 101.4MB in the end (delta: -43.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-19 03:15:57,483 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 130.0MB. Free memory was 101.3MB in the beginning and 101.0MB in the end (delta: 312.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:15:57,487 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, 93 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 3 NumberOfCodeBlocks, 3 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: 7]: 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 someBinaryDOUBLEComparisonOperation at line 7. Possible FailurePath: [L7] COND TRUE !(1.0<2.5) [L7] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 73.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.71ms. Allocated memory is still 130.0MB. Free memory was 87.3MB in the beginning and 73.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.20ms. Allocated memory is still 130.0MB. Free memory was 73.2MB in the beginning and 71.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.15ms. Allocated memory is still 130.0MB. Free memory was 71.6MB in the beginning and 70.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 455.48ms. Allocated memory is still 130.0MB. Free memory was 70.6MB in the beginning and 58.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 397.12ms. Allocated memory is still 130.0MB. Free memory was 58.0MB in the beginning and 101.4MB in the end (delta: -43.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 130.0MB. Free memory was 101.3MB in the beginning and 101.0MB in the end (delta: 312.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:15:57,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/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_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL --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 deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:00,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:00,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:16:00,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:00,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:16:00,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:16:00,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:00,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:00,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:00,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:16:00,418 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:16:00,418 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:16:00,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:00,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:16:00,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:00,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:16:00,423 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:16:00,423 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:16:00,424 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:16:00,425 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:16:00,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:16:00,426 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:00,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:00,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:00,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:00,429 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:00,429 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:16:00,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:00,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:00,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:00,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:00,433 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:16:00,433 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:16:00,434 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:00,434 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:16:00,435 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:16:00,435 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:16:00,435 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_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deff6a97140addc4d6672f6514478d070bc0bf8147fe2e13f4c7d44cceab987e [2023-11-19 03:16:00,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:00,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:00,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:00,911 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:00,912 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:00,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cbmc-regression/float11.c [2023-11-19 03:16:04,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:04,404 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:04,405 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c [2023-11-19 03:16:04,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data/7a7e975dd/c6e8ea9697b84ffcb41e8ada60233fb6/FLAGbea19865e [2023-11-19 03:16:04,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/data/7a7e975dd/c6e8ea9697b84ffcb41e8ada60233fb6 [2023-11-19 03:16:04,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:04,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:04,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:04,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:04,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:04,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcdc344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04, skipping insertion in model container [2023-11-19 03:16:04,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,465 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:04,631 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2023-11-19 03:16:04,636 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2023-11-19 03:16:04,637 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2023-11-19 03:16:04,638 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2023-11-19 03:16:04,639 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2023-11-19 03:16:04,639 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2023-11-19 03:16:04,640 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2023-11-19 03:16:04,641 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2023-11-19 03:16:04,642 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2023-11-19 03:16:04,643 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2023-11-19 03:16:04,644 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2023-11-19 03:16:04,645 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2023-11-19 03:16:04,646 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2023-11-19 03:16:04,646 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2023-11-19 03:16:04,647 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2023-11-19 03:16:04,648 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2023-11-19 03:16:04,649 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2023-11-19 03:16:04,650 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2023-11-19 03:16:04,651 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2023-11-19 03:16:04,652 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2023-11-19 03:16:04,653 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2023-11-19 03:16:04,654 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2023-11-19 03:16:04,656 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2023-11-19 03:16:04,658 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2023-11-19 03:16:04,659 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2023-11-19 03:16:04,660 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2023-11-19 03:16:04,661 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2023-11-19 03:16:04,661 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2023-11-19 03:16:04,662 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2023-11-19 03:16:04,663 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2023-11-19 03:16:04,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:04,684 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:04,697 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[300,313] [2023-11-19 03:16:04,698 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[343,356] [2023-11-19 03:16:04,699 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[388,401] [2023-11-19 03:16:04,700 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[430,443] [2023-11-19 03:16:04,700 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[473,486] [2023-11-19 03:16:04,701 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[518,531] [2023-11-19 03:16:04,702 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[564,577] [2023-11-19 03:16:04,703 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[609,622] [2023-11-19 03:16:04,704 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[652,665] [2023-11-19 03:16:04,705 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[715,728] [2023-11-19 03:16:04,705 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[760,773] [2023-11-19 03:16:04,706 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[807,820] [2023-11-19 03:16:04,707 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[851,864] [2023-11-19 03:16:04,708 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[896,909] [2023-11-19 03:16:04,709 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[943,956] [2023-11-19 03:16:04,710 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[991,1004] [2023-11-19 03:16:04,710 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1038,1051] [2023-11-19 03:16:04,711 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1083,1096] [2023-11-19 03:16:04,712 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1145,1158] [2023-11-19 03:16:04,713 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1188,1201] [2023-11-19 03:16:04,714 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1232,1245] [2023-11-19 03:16:04,714 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1276,1289] [2023-11-19 03:16:04,715 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1314,1327] [2023-11-19 03:16:04,716 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1352,1365] [2023-11-19 03:16:04,717 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1391,1404] [2023-11-19 03:16:04,718 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1430,1443] [2023-11-19 03:16:04,719 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1482,1495] [2023-11-19 03:16:04,720 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1533,1546] [2023-11-19 03:16:04,721 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1583,1596] [2023-11-19 03:16:04,721 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_03b19658-7ddd-484c-af5d-d0913333845c/sv-benchmarks/c/floats-cbmc-regression/float11.c[1635,1648] [2023-11-19 03:16:04,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:04,738 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:04,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04 WrapperNode [2023-11-19 03:16:04,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:04,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:04,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:04,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:04,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,785 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 100 [2023-11-19 03:16:04,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:04,786 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:04,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:04,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:04,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,802 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:04,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:04,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:04,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:04,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:04" (1/1) ... [2023-11-19 03:16:04,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:04,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:04,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:04,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:04,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:04,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:04,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:16:05,031 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:05,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:16:05,363 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:16:05,385 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:16:05,385 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:16:05,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:05 BoogieIcfgContainer [2023-11-19 03:16:05,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:16:05,392 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:16:05,392 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:16:05,404 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:16:05,404 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:05" (1/1) ... [2023-11-19 03:16:05,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:16:05,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 93 states and 122 transitions. [2023-11-19 03:16:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 122 transitions. [2023-11-19 03:16:05,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:16:05,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:05,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:05,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:05,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:16:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,579 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:05,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:05,645 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:16:05,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 03:16:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2023-11-19 03:16:05,673 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2023-11-19 03:16:05,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:16:05,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:05,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:05,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:05,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:16:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,728 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:05,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:05,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 89 states and 116 transitions. [2023-11-19 03:16:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2023-11-19 03:16:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:16:05,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:05,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:05,761 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:05,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:16:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,812 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:05,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 87 states and 113 transitions. [2023-11-19 03:16:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 113 transitions. [2023-11-19 03:16:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:16:05,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:05,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:05,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:05,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 03:16:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,954 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:05,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:05,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:05,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:05,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:05,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 85 states and 110 transitions. [2023-11-19 03:16:05,998 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 110 transitions. [2023-11-19 03:16:05,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:16:05,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:05,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:05,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,001 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 03:16:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,091 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-19 03:16:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 83 states and 107 transitions. [2023-11-19 03:16:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 107 transitions. [2023-11-19 03:16:06,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:16:06,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,126 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 03:16:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,240 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 104 transitions. [2023-11-19 03:16:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2023-11-19 03:16:06,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:16:06,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,272 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 03:16:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,348 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 79 states and 101 transitions. [2023-11-19 03:16:06,391 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2023-11-19 03:16:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:16:06,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,409 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 03:16:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,525 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 77 states and 98 transitions. [2023-11-19 03:16:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2023-11-19 03:16:06,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:16:06,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,585 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 03:16:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,690 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 75 states and 95 transitions. [2023-11-19 03:16:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2023-11-19 03:16:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:16:06,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,737 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-19 03:16:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,826 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2023-11-19 03:16:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2023-11-19 03:16:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:16:06,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,863 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:06,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-19 03:16:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,964 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:06,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:06,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:06,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:06,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:06,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2023-11-19 03:16:06,993 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2023-11-19 03:16:06,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:16:06,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:06,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:06,995 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-19 03:16:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,094 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2023-11-19 03:16:07,123 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2023-11-19 03:16:07,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:16:07,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,129 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-19 03:16:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,225 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2023-11-19 03:16:07,260 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2023-11-19 03:16:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:16:07,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,273 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-19 03:16:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,376 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2023-11-19 03:16:07,404 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2023-11-19 03:16:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:16:07,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,406 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-11-19 03:16:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,528 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 63 states and 77 transitions. [2023-11-19 03:16:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2023-11-19 03:16:07,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:16:07,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,587 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-11-19 03:16:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,675 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 74 transitions. [2023-11-19 03:16:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2023-11-19 03:16:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:16:07,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,712 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-11-19 03:16:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,823 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 59 states and 71 transitions. [2023-11-19 03:16:07,853 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2023-11-19 03:16:07,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:16:07,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,858 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:07,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-11-19 03:16:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,965 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:07,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:07,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:07,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:07,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2023-11-19 03:16:07,989 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2023-11-19 03:16:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:16:07,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:07,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:07,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:07,994 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-11-19 03:16:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,081 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2023-11-19 03:16:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2023-11-19 03:16:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:16:08,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,116 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-11-19 03:16:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,216 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-19 03:16:08,246 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-19 03:16:08,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:16:08,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,249 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-11-19 03:16:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,346 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2023-11-19 03:16:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2023-11-19 03:16:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:16:08,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,394 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-11-19 03:16:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,478 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2023-11-19 03:16:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2023-11-19 03:16:08,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:16:08,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,518 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-11-19 03:16:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,603 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-11-19 03:16:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-11-19 03:16:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:16:08,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,639 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-11-19 03:16:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,728 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2023-11-19 03:16:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2023-11-19 03:16:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:16:08,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,759 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-11-19 03:16:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,850 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-11-19 03:16:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2023-11-19 03:16:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2023-11-19 03:16:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:16:08,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:08,874 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:08,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-11-19 03:16:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,964 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:08,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:08,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:08,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2023-11-19 03:16:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2023-11-19 03:16:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:16:08,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:08,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:08,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:09,002 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:09,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-11-19 03:16:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,092 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:09,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:09,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-11-19 03:16:09,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2023-11-19 03:16:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2023-11-19 03:16:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:16:09,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:09,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:09,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:09,120 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:09,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-11-19 03:16:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,221 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:09,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:09,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:09,239 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (29)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:16:09,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2023-11-19 03:16:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2023-11-19 03:16:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:16:09,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:09,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:09,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:09,255 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:09,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-11-19 03:16:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,340 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:09,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:09,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2023-11-19 03:16:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2023-11-19 03:16:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2023-11-19 03:16:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:16:09,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:09,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:09,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:16:09,367 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:16:09,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-11-19 03:16:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,482 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:16:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:09,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:16:09,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:16:09,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:09,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-11-19 03:16:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:09,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 33 states and 32 transitions. [2023-11-19 03:16:09,508 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 32 transitions. [2023-11-19 03:16:09,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:16:09,508 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2023-11-19 03:16:09,526 INFO L751 CodeCheckObserver]: All specifications hold 30 specifications checked. All of them hold [2023-11-19 03:16:09,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:16:09 ImpRootNode [2023-11-19 03:16:09,556 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:16:09,556 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:16:09,557 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:16:09,557 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:16:09,557 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:05" (3/4) ... [2023-11-19 03:16:09,560 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:16:09,571 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:16:09,572 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:16:09,572 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:16:09,572 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:16:09,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:16:09,708 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:16:09,708 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:16:09,709 INFO L158 Benchmark]: Toolchain (without parser) took 5276.86ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.7MB in the beginning and 75.7MB in the end (delta: -23.0MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,709 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:16:09,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.49ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 37.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.91ms. Allocated memory is still 77.6MB. Free memory was 37.5MB in the beginning and 35.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,711 INFO L158 Benchmark]: Boogie Preprocessor took 36.91ms. Allocated memory is still 77.6MB. Free memory was 35.8MB in the beginning and 34.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,711 INFO L158 Benchmark]: RCFGBuilder took 566.91ms. Allocated memory is still 77.6MB. Free memory was 34.2MB in the beginning and 45.9MB in the end (delta: -11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,712 INFO L158 Benchmark]: CodeCheck took 4164.12ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 45.6MB in the beginning and 39.3MB in the end (delta: 6.2MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,712 INFO L158 Benchmark]: Witness Printer took 151.93ms. Allocated memory is still 100.7MB. Free memory was 39.3MB in the beginning and 75.7MB in the end (delta: -36.3MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-11-19 03:16:09,715 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, 93 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2790 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 930 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 930 mSDtfsCounter, 30 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3030 GetRequests, 3030 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, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 525 NumberOfCodeBlocks, 525 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 495 ConstructedInterpolants, 0 QuantifiedInterpolants, 495 SizeOfPredicates, 0 NumberOfNonLiveVariables, 885 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 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: 7]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 8]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 9]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 10]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 11]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 13]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 20]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 22]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 23]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 24]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 25]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 26]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 29]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 30]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 31]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 32]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 33]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 34]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 35]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 36]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 38]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 39]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 40]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 41]: 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 30 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.49ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 37.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.91ms. Allocated memory is still 77.6MB. Free memory was 37.5MB in the beginning and 35.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.91ms. Allocated memory is still 77.6MB. Free memory was 35.8MB in the beginning and 34.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 566.91ms. Allocated memory is still 77.6MB. Free memory was 34.2MB in the beginning and 45.9MB in the end (delta: -11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 4164.12ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 45.6MB in the beginning and 39.3MB in the end (delta: 6.2MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Witness Printer took 151.93ms. Allocated memory is still 100.7MB. Free memory was 39.3MB in the beginning and 75.7MB in the end (delta: -36.3MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:16:09,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03b19658-7ddd-484c-af5d-d0913333845c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE