./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c9d61fde452e56e86f4427b095f884cd7f22eadf4e740829104e318a515c1d2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:04:09,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:04:09,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:04:09,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:04:09,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:04:09,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:04:09,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:04:09,749 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:04:09,750 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:04:09,752 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:04:09,753 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:04:09,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:04:09,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:04:09,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:04:09,759 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:04:09,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:04:09,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:04:09,761 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:04:09,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:04:09,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:04:09,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:04:09,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:04:09,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:04:09,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:04:09,764 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:04:09,764 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:04:09,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:04:09,765 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:04:09,766 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:04:09,766 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:04:09,767 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:04:09,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:04:09,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:04:09,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:04:09,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:04:09,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:04:09,771 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:04:09,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:04:09,771 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:04:09,771 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:04:09,772 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:04:09,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:04:09,773 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c9d61fde452e56e86f4427b095f884cd7f22eadf4e740829104e318a515c1d2 [2024-10-31 22:04:10,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:04:10,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:04:10,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:04:10,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:04:10,126 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:04:10,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/eca-rers2012/Problem08_label34.c Unable to find full path for "g++" [2024-10-31 22:04:12,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:04:15,138 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:04:15,138 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/sv-benchmarks/c/eca-rers2012/Problem08_label34.c [2024-10-31 22:04:15,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/data/d403b8de8/4253a394a7e843069c25c1f79dca2181/FLAG970a22100 [2024-10-31 22:04:15,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb42b91-35bf-466d-9f3c-0aa204633add/bin/uautomizer-verify-4GaUIPS5ZU/data/d403b8de8/4253a394a7e843069c25c1f79dca2181 [2024-10-31 22:04:15,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:04:15,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:04:15,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:04:15,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:04:15,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:04:15,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:04:15" (1/1) ... [2024-10-31 22:04:15,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a5c9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:04:15, skipping insertion in model container [2024-10-31 22:04:15,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:04:15" (1/1) ... [2024-10-31 22:04:17,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:04:44,641 WARN L251 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_aeb42b91-35bf-466d-9f3c-0aa204633add/sv-benchmarks/c/eca-rers2012/Problem08_label34.c[5711188,5711201] [2024-10-31 22:04:44,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:04:44,779 INFO L200 MainTranslator]: Completed pre-run