./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi --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 544e11ca2242def0890abbdef7076478b9099a55e32a91b95a5d158a3c444561 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:40,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:40,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:08:40,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:40,165 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:40,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:40,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:40,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:40,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:40,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:40,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:40,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:40,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:40,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:40,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:40,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:40,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:40,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:40,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:40,210 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:40,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:40,212 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:40,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:40,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:40,213 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:40,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:40,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:40,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:40,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:40,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:40,216 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:40,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:40,216 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:40,217 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_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 544e11ca2242def0890abbdef7076478b9099a55e32a91b95a5d158a3c444561 [2023-11-24 23:08:40,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:40,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:40,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:40,558 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:40,559 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:40,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-programs/Problem102_label47.c [2023-11-24 23:08:43,748 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:47,506 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:47,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/sv-benchmarks/c/eca-programs/Problem102_label47.c [2023-11-24 23:08:47,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/data/9fd76b570/f1ff15a1eeb149bf8d0a8bda898c5431/FLAG08c3c194a [2023-11-24 23:08:47,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/bin/ukojak-verify-afCqCEvfdi/data/9fd76b570/f1ff15a1eeb149bf8d0a8bda898c5431 [2023-11-24 23:08:47,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:47,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:47,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:47,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:47,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:47,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:47" (1/1) ... [2023-11-24 23:08:47,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b39bbe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:47, skipping insertion in model container [2023-11-24 23:08:47,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:47" (1/1) ... [2023-11-24 23:08:49,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:18,516 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_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/sv-benchmarks/c/eca-programs/Problem102_label47.c[5713235,5713248] [2023-11-24 23:09:18,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:18,782 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:33,633 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_8de9cc19-13ef-4ba2-b018-fb655eecdb4e/sv-benchmarks/c/eca-programs/Problem102_label47.c[5713235,5713248] [2023-11-24 23:09:33,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:39,166 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:39,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:39 WrapperNode [2023-11-24 23:09:39,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:39,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:39,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:39,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:39,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:39" (1/1) ... [2023-11-24 23:09:40,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:39" (1/1) ...