./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label21.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_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/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_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label21.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/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_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/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 0ba49171dd067cf0984dd44ae5a7bb72eb137a349c4b5a6bd79ca8951ca07b1d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:51,249 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:51,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:59:51,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:51,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:51,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:51,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:51,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:51,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:51,384 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:51,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:51,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:51,386 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:51,387 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:51,387 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:51,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:51,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:51,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:51,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:51,391 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:51,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:51,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:51,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:51,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:51,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:51,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:51,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:51,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:51,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:51,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:51,399 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:51,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:51,401 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:51,401 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_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ba49171dd067cf0984dd44ae5a7bb72eb137a349c4b5a6bd79ca8951ca07b1d [2023-11-19 03:59:51,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:51,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:51,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:51,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:51,727 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:51,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem08_label21.c [2023-11-19 03:59:55,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:58,699 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:58,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/sv-benchmarks/c/eca-rers2012/Problem08_label21.c [2023-11-19 03:59:59,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/data/425683f8a/c20c1c57421946279162f2d55b53a30f/FLAGbab2af51e [2023-11-19 03:59:59,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/bin/ukojak-verify-G8NBE6pJGL/data/425683f8a/c20c1c57421946279162f2d55b53a30f [2023-11-19 03:59:59,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:59,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:59,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:59,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:59,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:59,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:59" (1/1) ... [2023-11-19 03:59:59,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618d45ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:59, skipping insertion in model container [2023-11-19 03:59:59,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:59" (1/1) ... [2023-11-19 04:00:00,835 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:29,861 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_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/sv-benchmarks/c/eca-rers2012/Problem08_label21.c[5717595,5717608] [2023-11-19 04:00:29,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:30,012 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:44,234 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_cd20d32f-7dce-4af5-a99d-0c909fdcdf05/sv-benchmarks/c/eca-rers2012/Problem08_label21.c[5717595,5717608] [2023-11-19 04:00:44,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:49,764 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:49,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:49 WrapperNode [2023-11-19 04:00:49,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:49,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:49,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:49,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:49,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:49" (1/1) ... [2023-11-19 04:00:51,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:49" (1/1) ...