./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-lopstr16/base_case.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/base_case.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:44:12,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:44:12,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 19:44:12,409 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:44:12,410 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:44:12,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:44:12,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:44:12,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:44:12,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:44:12,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:44:12,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:44:12,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:44:12,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:44:12,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:44:12,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:44:12,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:44:12,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:44:12,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:44:12,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:44:12,459 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:44:12,460 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:44:12,461 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:44:12,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:44:12,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:44:12,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:44:12,463 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:44:12,463 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:44:12,464 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:44:12,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:44:12,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:44:12,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:44:12,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:44:12,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:44:12,466 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:44:12,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:44:12,467 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_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 [2024-11-08 19:44:12,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:44:12,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:44:12,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:44:12,788 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:44:12,789 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:44:12,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-lopstr16/base_case.i Unable to find full path for "g++" [2024-11-08 19:44:14,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:44:15,045 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:44:15,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/sv-benchmarks/c/array-lopstr16/base_case.i [2024-11-08 19:44:15,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/data/142c1bae3/1646681941be47ce807445c09a5aaea5/FLAG2b021915e [2024-11-08 19:44:15,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56aaa9b-cd2b-4214-b7ea-92ceca8f6757/bin/ukojak-verify-ImItNfHLgk/data/142c1bae3/1646681941be47ce807445c09a5aaea5 [2024-11-08 19:44:15,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:44:15,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:44:15,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:44:15,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:44:15,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:44:15,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:15" (1/1) ... [2024-11-08 19:44:15,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e37095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:15, skipping insertion in model container [2024-11-08 19:44:15,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:15" (1/1) ... [2024-11-08 19:44:15,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:44:15,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:44:21,994 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:44:22,013 INFO L210 PostProcessor]: Analyzing one entry point: main