./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB --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 64bit --witnessprinter.graph.data.programhash 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:46:06,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:06,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:06,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:06,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:06,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:06,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:06,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:06,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:06,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:06,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:06,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:06,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:06,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:06,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:06,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:06,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:06,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:06,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:06,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:06,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:06,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:06,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:06,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:07,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:07,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:07,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:07,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:07,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:07,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:07,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:07,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:07,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:07,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:07,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:07,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:07,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:07,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:07,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:07,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:07,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:07,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:46:07,074 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:07,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:07,076 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:07,076 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:07,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:07,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:07,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:07,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:07,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:07,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:07,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:07,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:07,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:07,080 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:07,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:07,080 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:07,081 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:07,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:07,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:07,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:07,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:07,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:07,082 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:07,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:07,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:07,083 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_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 [2022-10-17 16:46:07,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:07,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:07,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:07,515 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:07,516 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:07,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2022-10-17 16:46:07,615 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/data/c482a3bed/7504874ea5874933a5127c2ea8fd50bd/FLAG30c04875a [2022-10-17 16:46:09,216 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:09,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2022-10-17 16:46:09,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/data/c482a3bed/7504874ea5874933a5127c2ea8fd50bd/FLAG30c04875a [2022-10-17 16:46:09,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472778d6-5156-48d5-bb53-a02ae1e1e43e/bin/ukojak-92XMlrwhuB/data/c482a3bed/7504874ea5874933a5127c2ea8fd50bd [2022-10-17 16:46:09,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:09,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:09,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:09,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:09,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:09,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:09,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4212030e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:09, skipping insertion in model container [2022-10-17 16:46:09,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:09" (1/1) ... [2022-10-17 16:46:09,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:09,844 INFO L178 MainTranslator]: Built tables and reachable declarations