./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-lopstr16/sum_multi_array.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/sum_multi_array.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 26771b88cbebb1b541d9a1b404bc6cc4b00331d67b70950095eb210c62a0a606 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:09:13,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:09:13,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:09:13,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:09:13,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:09:13,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:09:13,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:09:13,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:09:13,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:09:13,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:09:13,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:09:13,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:09:13,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:09:13,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:09:13,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:09:13,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:09:13,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:09:13,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:09:13,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:09:13,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:09:13,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:09:13,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:09:13,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:09:13,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:09:13,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:09:13,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:09:13,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:09:13,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:09:13,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:09:13,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:09:13,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:09:13,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:09:13,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:09:13,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:09:13,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:09:13,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:09:13,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:09:13,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:09:13,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:09:13,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:09:13,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:09:13,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:09:13,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:09:13,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:09:13,130 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:09:13,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:09:13,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:09:13,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:09:13,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:09:13,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:09:13,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:09:13,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:09:13,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:09:13,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:09:13,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:09:13,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:09:13,135 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:09:13,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:09:13,136 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:09:13,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:09:13,136 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:09:13,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:09:13,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:09:13,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:13,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:09:13,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:09:13,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:09:13,139 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:09:13,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:09:13,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:09:13,140 INFO L138 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_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26771b88cbebb1b541d9a1b404bc6cc4b00331d67b70950095eb210c62a0a606 [2021-11-22 23:09:13,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:09:13,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:09:13,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:09:13,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:09:13,426 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:09:13,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-lopstr16/sum_multi_array.i [2021-11-22 23:09:13,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/data/11c18d41d/9d3d006e04344b069b21f85c56b39e16/FLAG02e983392 [2021-11-22 23:09:14,068 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:09:14,069 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/sv-benchmarks/c/array-lopstr16/sum_multi_array.i [2021-11-22 23:09:14,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/data/11c18d41d/9d3d006e04344b069b21f85c56b39e16/FLAG02e983392 [2021-11-22 23:09:14,433 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad44cb5c-1209-40e2-b28b-d28f509107cc/bin/ukojak-LBtLqBUTdQ/data/11c18d41d/9d3d006e04344b069b21f85c56b39e16 [2021-11-22 23:09:14,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:09:14,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:09:14,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:14,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:09:14,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:09:14,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:14" (1/1) ... [2021-11-22 23:09:14,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ee13ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:14, skipping insertion in model container [2021-11-22 23:09:14,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:14" (1/1) ... [2021-11-22 23:09:14,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:09:14,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:09:14,665 WARN L230 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_ad44cb5c-1209-40e2-b28b-d28f509107cc/sv-benchmarks/c/array-lopstr16/sum_multi_array.i[808,821] [2021-11-22 23:09:14,683 INFO L209 PostProcessor]: Analyzing one entry point: main