./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3dcd453e519a411dcaaa8ea095e5544a2fd8cdb9a31e662fc6de670ff7f7c541 --- 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-2329fc7 [2022-12-14 03:06:28,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 03:06:28,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 03:06:28,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 03:06:28,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 03:06:28,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 03:06:28,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 03:06:28,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 03:06:28,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 03:06:28,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 03:06:28,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 03:06:28,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 03:06:28,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 03:06:28,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 03:06:28,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 03:06:28,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 03:06:28,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 03:06:28,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 03:06:28,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 03:06:28,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 03:06:28,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 03:06:28,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 03:06:28,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 03:06:28,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 03:06:28,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 03:06:28,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 03:06:28,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 03:06:28,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 03:06:28,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 03:06:28,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 03:06:28,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 03:06:28,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 03:06:28,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 03:06:28,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 03:06:28,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 03:06:28,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 03:06:28,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 03:06:28,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 03:06:28,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 03:06:28,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 03:06:28,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 03:06:28,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 03:06:28,282 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 03:06:28,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 03:06:28,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 03:06:28,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 03:06:28,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 03:06:28,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 03:06:28,284 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 03:06:28,284 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 03:06:28,284 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 03:06:28,284 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 03:06:28,285 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 03:06:28,285 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 03:06:28,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 03:06:28,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 03:06:28,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 03:06:28,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 03:06:28,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 03:06:28,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 03:06:28,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 03:06:28,287 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 03:06:28,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 03:06:28,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 03:06:28,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 03:06:28,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 03:06:28,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 03:06:28,288 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 03:06:28,288 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_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dcd453e519a411dcaaa8ea095e5544a2fd8cdb9a31e662fc6de670ff7f7c541 [2022-12-14 03:06:28,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 03:06:28,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 03:06:28,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 03:06:28,498 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 03:06:28,499 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 03:06:28,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i [2022-12-14 03:06:31,112 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 03:06:31,524 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 03:06:31,525 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i [2022-12-14 03:06:31,560 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/data/ba3098eca/8450c72c907846ada637048e33e513e4/FLAG7e089bba0 [2022-12-14 03:06:31,574 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/data/ba3098eca/8450c72c907846ada637048e33e513e4 [2022-12-14 03:06:31,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 03:06:31,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 03:06:31,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 03:06:31,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 03:06:31,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 03:06:31,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:06:31" (1/1) ... [2022-12-14 03:06:31,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d578057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:31, skipping insertion in model container [2022-12-14 03:06:31,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:06:31" (1/1) ... [2022-12-14 03:06:31,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 03:06:31,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 03:06:32,428 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 03:06:32,468 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 03:06:32,545 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 03:06:32,545 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 03:06:32,546 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 03:06:32,547 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 03:06:32,553 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 03:06:32,554 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 03:06:32,555 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 03:06:32,555 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 03:06:32,602 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 03:06:32,609 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 03:06:32,612 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 03:06:32,632 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 03:06:32,672 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 03:06:32,673 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 03:06:32,682 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 03:06:32,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,723 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-14 03:06:32,727 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-14 03:06:32,777 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 03:06:32,793 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-14 03:06:32,869 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 03:06:32,881 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 03:06:32,883 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 03:06:32,896 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-14 03:06:32,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,933 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 03:06:32,934 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 03:06:32,939 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 03:06:32,940 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 03:06:32,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,959 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 03:06:32,960 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 03:06:32,968 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:32,975 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,986 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,987 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,989 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:32,990 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,039 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 03:06:33,041 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-14 03:06:33,042 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,048 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-12-14 03:06:33,048 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-12-14 03:06:33,048 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-12-14 03:06:33,055 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 03:06:33,056 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 03:06:33,066 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-12-14 03:06:33,067 WARN L623 FunctionHandler]: Unknown extern function hdlc_open [2022-12-14 03:06:33,067 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 03:06:33,073 WARN L623 FunctionHandler]: Unknown extern function hdlc_close [2022-12-14 03:06:33,073 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 03:06:33,089 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:33,090 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:33,091 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:33,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,108 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 03:06:33,108 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,109 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,109 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 03:06:33,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,112 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,113 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,114 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,114 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,115 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,115 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,116 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,116 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,116 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,116 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,117 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,118 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,118 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,118 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,118 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,120 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 03:06:33,120 WARN L623 FunctionHandler]: Unknown extern function alloc_hdlcdev [2022-12-14 03:06:33,121 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,122 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,122 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,122 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,122 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,123 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,126 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,126 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,127 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,127 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,127 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,128 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,129 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:33,129 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,129 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,130 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:33,136 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,137 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:33,137 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:33,144 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 03:06:33,150 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,350 WARN L623 FunctionHandler]: Unknown extern function hdlc_start_xmit [2022-12-14 03:06:33,351 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-12-14 03:06:33,353 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 03:06:33,357 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 03:06:33,358 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 03:06:33,365 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 03:06:33,367 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 03:06:33,378 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,379 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,379 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,379 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,380 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,380 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,380 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,380 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,381 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,381 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,381 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,381 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:33,382 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 03:06:33,382 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 03:06:33,383 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 03:06:33,383 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 03:06:33,384 WARN L623 FunctionHandler]: Unknown extern function unregister_hdlc_device [2022-12-14 03:06:33,384 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 03:06:33,385 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 03:06:33,385 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 03:06:33,414 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 03:06:33,414 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 03:06:33,421 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 03:06:33,847 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[320934,320947] [2022-12-14 03:06:33,850 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[321103,321116] [2022-12-14 03:06:33,851 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[321270,321283] [2022-12-14 03:06:33,851 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[321438,321451] [2022-12-14 03:06:33,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 03:06:33,883 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 03:06:33,963 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 03:06:33,964 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-12-14 03:06:33,965 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 03:06:33,965 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 03:06:33,965 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 03:06:33,966 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 03:06:33,966 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 03:06:33,966 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 03:06:33,966 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 03:06:33,967 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 03:06:33,970 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 03:06:33,971 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 03:06:33,971 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 03:06:33,972 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 03:06:33,973 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 03:06:33,973 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 03:06:33,974 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 03:06:33,974 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:33,975 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-12-14 03:06:33,977 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-12-14 03:06:33,981 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 03:06:33,982 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-14 03:06:33,995 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 03:06:34,001 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 03:06:34,002 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 03:06:34,009 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-12-14 03:06:34,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,025 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 03:06:34,026 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 03:06:34,027 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 03:06:34,027 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 03:06:34,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,033 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 03:06:34,034 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 03:06:34,038 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:34,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,047 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,047 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,070 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 03:06:34,072 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-14 03:06:34,072 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,076 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-12-14 03:06:34,077 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-12-14 03:06:34,077 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-12-14 03:06:34,078 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-14 03:06:34,078 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-14 03:06:34,079 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-12-14 03:06:34,080 WARN L623 FunctionHandler]: Unknown extern function hdlc_open [2022-12-14 03:06:34,080 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 03:06:34,097 WARN L623 FunctionHandler]: Unknown extern function hdlc_close [2022-12-14 03:06:34,098 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 03:06:34,109 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:34,109 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:34,110 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 03:06:34,112 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,115 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,116 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 03:06:34,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,117 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,117 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 03:06:34,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,118 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,119 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,120 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,120 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,120 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,121 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,121 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,122 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,122 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,122 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,123 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,124 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,124 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,124 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,124 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,125 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,126 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 03:06:34,126 WARN L623 FunctionHandler]: Unknown extern function alloc_hdlcdev [2022-12-14 03:06:34,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,127 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,127 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,128 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,128 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,128 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,134 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,134 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,134 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,134 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,135 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,136 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,136 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 03:06:34,136 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,136 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,137 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 03:06:34,138 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,138 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-12-14 03:06:34,139 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 03:06:34,140 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 03:06:34,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 03:06:34,147 WARN L623 FunctionHandler]: Unknown extern function hdlc_start_xmit [2022-12-14 03:06:34,147 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-12-14 03:06:34,149 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 03:06:34,152 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 03:06:34,152 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 03:06:34,158 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 03:06:34,160 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-14 03:06:34,170 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,170 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,171 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,171 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,171 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,172 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,172 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,172 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,172 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,173 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,173 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,173 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 03:06:34,174 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-14 03:06:34,174 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 03:06:34,175 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-14 03:06:34,175 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 03:06:34,176 WARN L623 FunctionHandler]: Unknown extern function unregister_hdlc_device [2022-12-14 03:06:34,176 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 03:06:34,176 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 03:06:34,177 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 03:06:34,180 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 03:06:34,180 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 03:06:34,181 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 03:06:34,206 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[320934,320947] [2022-12-14 03:06:34,207 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[321103,321116] [2022-12-14 03:06:34,208 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[321270,321283] [2022-12-14 03:06:34,208 WARN L237 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_df93548a-2593-48b6-8638-93aa879f747e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i[321438,321451] [2022-12-14 03:06:34,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 03:06:34,326 INFO L208 MainTranslator]: Completed translation [2022-12-14 03:06:34,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34 WrapperNode [2022-12-14 03:06:34,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 03:06:34,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 03:06:34,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 03:06:34,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 03:06:34,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,516 INFO L138 Inliner]: procedures = 418, calls = 1993, calls flagged for inlining = 195, calls inlined = 179, statements flattened = 5246 [2022-12-14 03:06:34,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 03:06:34,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 03:06:34,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 03:06:34,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 03:06:34,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,710 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 03:06:34,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 03:06:34,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 03:06:34,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 03:06:34,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (1/1) ... [2022-12-14 03:06:34,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 03:06:34,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 03:06:34,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 03:06:34,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 03:06:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fst_cleanup_module_12_2 [2022-12-14 03:06:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fst_cleanup_module_12_2 [2022-12-14 03:06:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 03:06:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 03:06:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 03:06:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 03:06:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-14 03:06:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-14 03:06:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 03:06:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 03:06:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure fst_remove_one [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_remove_one [2022-12-14 03:06:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-14 03:06:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 03:06:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-12-14 03:06:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-14 03:06:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-12-14 03:06:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2022-12-14 03:06:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_67 [2022-12-14 03:06:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_67 [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 03:06:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure fst_close [2022-12-14 03:06:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_close [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 03:06:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-12-14 03:06:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 03:06:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 03:06:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_timeout [2022-12-14 03:06:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_timeout [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 03:06:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-12-14 03:06:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure fst_open [2022-12-14 03:06:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_open [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2022-12-14 03:06:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-14 03:06:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-14 03:06:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-14 03:06:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 03:06:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 03:06:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 03:06:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-12-14 03:06:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-12-14 03:06:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 03:06:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2022-12-14 03:06:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-14 03:06:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 03:06:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 03:06:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 03:06:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-14 03:06:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-14 03:06:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-14 03:06:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-12-14 03:06:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_card_lock_of_fst_card_info [2022-12-14 03:06:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_card_lock_of_fst_card_info [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2022-12-14 03:06:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2022-12-14 03:06:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 03:06:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 03:06:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-14 03:06:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 03:06:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-12-14 03:06:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2022-12-14 03:06:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2022-12-14 03:06:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-12-14 03:06:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 03:06:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-14 03:06:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-14 03:06:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 03:06:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-12-14 03:06:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-12-14 03:06:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-12-14 03:06:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 03:06:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 03:06:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 03:06:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-12-14 03:06:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 03:06:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-14 03:06:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-14 03:06:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-14 03:06:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-14 03:06:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-12-14 03:06:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-12-14 03:06:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-14 03:06:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 03:06:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 03:06:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 03:06:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 03:06:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_fst_work_q_lock [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_fst_work_q_lock [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-14 03:06:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-14 03:06:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_tx [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_tx [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-14 03:06:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-14 03:06:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-12-14 03:06:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-12-14 03:06:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2022-12-14 03:06:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2022-12-14 03:06:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 03:06:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-12-14 03:06:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-12-14 03:06:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-14 03:06:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-14 03:06:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-12-14 03:06:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-12-14 03:06:35,350 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 03:06:35,354 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 03:06:35,416 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 03:06:38,278 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-14 03:06:38,413 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 03:06:39,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 03:06:39,318 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 03:06:39,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:06:39 BoogieIcfgContainer [2022-12-14 03:06:39,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 03:06:39,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 03:06:39,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 03:06:39,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 03:06:39,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:06:31" (1/3) ... [2022-12-14 03:06:39,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@362d2113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:06:39, skipping insertion in model container [2022-12-14 03:06:39,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:06:34" (2/3) ... [2022-12-14 03:06:39,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@362d2113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:06:39, skipping insertion in model container [2022-12-14 03:06:39,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:06:39" (3/3) ... [2022-12-14 03:06:39,333 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-farsync.cil.i [2022-12-14 03:06:39,352 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 03:06:39,352 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-14 03:06:39,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 03:06:39,450 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7b349e7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 03:06:39,451 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-12-14 03:06:39,462 INFO L276 IsEmpty]: Start isEmpty. Operand has 1429 states, 848 states have (on average 1.3113207547169812) internal successors, (1112), 862 states have internal predecessors, (1112), 488 states have call successors, (488), 91 states have call predecessors, (488), 90 states have return successors, (481), 479 states have call predecessors, (481), 481 states have call successors, (481) [2022-12-14 03:06:39,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 03:06:39,481 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:39,482 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:39,482 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:39,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:39,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1455295414, now seen corresponding path program 1 times [2022-12-14 03:06:39,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:39,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23166690] [2022-12-14 03:06:39,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:39,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 03:06:39,949 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:39,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23166690] [2022-12-14 03:06:39,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23166690] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:39,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:39,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 03:06:39,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724991563] [2022-12-14 03:06:39,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:39,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 03:06:39,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:39,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 03:06:39,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:39,980 INFO L87 Difference]: Start difference. First operand has 1429 states, 848 states have (on average 1.3113207547169812) internal successors, (1112), 862 states have internal predecessors, (1112), 488 states have call successors, (488), 91 states have call predecessors, (488), 90 states have return successors, (481), 479 states have call predecessors, (481), 481 states have call successors, (481) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 03:06:41,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:41,244 INFO L93 Difference]: Finished difference Result 4182 states and 6195 transitions. [2022-12-14 03:06:41,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 03:06:41,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 71 [2022-12-14 03:06:41,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:41,279 INFO L225 Difference]: With dead ends: 4182 [2022-12-14 03:06:41,280 INFO L226 Difference]: Without dead ends: 2753 [2022-12-14 03:06:41,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:41,296 INFO L413 NwaCegarLoop]: 2263 mSDtfsCounter, 1973 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1973 SdHoareTripleChecker+Valid, 4038 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:41,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1973 Valid, 4038 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-14 03:06:41,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2753 states. [2022-12-14 03:06:41,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2753 to 2749. [2022-12-14 03:06:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2749 states, 1648 states have (on average 1.3046116504854368) internal successors, (2150), 1675 states have internal predecessors, (2150), 922 states have call successors, (922), 177 states have call predecessors, (922), 176 states have return successors, (918), 914 states have call predecessors, (918), 918 states have call successors, (918) [2022-12-14 03:06:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2749 states and 3990 transitions. [2022-12-14 03:06:41,486 INFO L78 Accepts]: Start accepts. Automaton has 2749 states and 3990 transitions. Word has length 71 [2022-12-14 03:06:41,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:06:41,487 INFO L495 AbstractCegarLoop]: Abstraction has 2749 states and 3990 transitions. [2022-12-14 03:06:41,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 03:06:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3990 transitions. [2022-12-14 03:06:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 03:06:41,490 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:41,491 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:41,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 03:06:41,491 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:41,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:41,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1030064034, now seen corresponding path program 1 times [2022-12-14 03:06:41,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:41,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639456595] [2022-12-14 03:06:41,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:41,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:41,964 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 03:06:41,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:41,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639456595] [2022-12-14 03:06:41,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639456595] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:41,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:41,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 03:06:41,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772496877] [2022-12-14 03:06:41,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:41,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 03:06:41,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:41,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 03:06:41,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-12-14 03:06:41,968 INFO L87 Difference]: Start difference. First operand 2749 states and 3990 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 03:06:46,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:46,681 INFO L93 Difference]: Finished difference Result 7146 states and 10374 transitions. [2022-12-14 03:06:46,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 03:06:46,681 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 79 [2022-12-14 03:06:46,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:46,722 INFO L225 Difference]: With dead ends: 7146 [2022-12-14 03:06:46,722 INFO L226 Difference]: Without dead ends: 4408 [2022-12-14 03:06:46,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-12-14 03:06:46,736 INFO L413 NwaCegarLoop]: 2489 mSDtfsCounter, 6067 mSDsluCounter, 2381 mSDsCounter, 0 mSdLazyCounter, 2775 mSolverCounterSat, 1968 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6282 SdHoareTripleChecker+Valid, 4870 SdHoareTripleChecker+Invalid, 4743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1968 IncrementalHoareTripleChecker+Valid, 2775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:46,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6282 Valid, 4870 Invalid, 4743 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1968 Valid, 2775 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-12-14 03:06:46,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-12-14 03:06:46,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 4354. [2022-12-14 03:06:47,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4354 states, 2660 states have (on average 1.3150375939849623) internal successors, (3498), 2703 states have internal predecessors, (3498), 1401 states have call successors, (1401), 293 states have call predecessors, (1401), 290 states have return successors, (1397), 1385 states have call predecessors, (1397), 1397 states have call successors, (1397) [2022-12-14 03:06:47,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 4354 states and 6296 transitions. [2022-12-14 03:06:47,038 INFO L78 Accepts]: Start accepts. Automaton has 4354 states and 6296 transitions. Word has length 79 [2022-12-14 03:06:47,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:06:47,038 INFO L495 AbstractCegarLoop]: Abstraction has 4354 states and 6296 transitions. [2022-12-14 03:06:47,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 03:06:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 4354 states and 6296 transitions. [2022-12-14 03:06:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 03:06:47,043 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:47,044 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:47,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 03:06:47,044 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:47,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:47,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1874745100, now seen corresponding path program 1 times [2022-12-14 03:06:47,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:47,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141187989] [2022-12-14 03:06:47,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:47,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 03:06:47,167 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:47,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141187989] [2022-12-14 03:06:47,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141187989] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:47,167 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:47,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 03:06:47,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120047770] [2022-12-14 03:06:47,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:47,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 03:06:47,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:47,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 03:06:47,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:47,169 INFO L87 Difference]: Start difference. First operand 4354 states and 6296 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 03:06:48,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:48,117 INFO L93 Difference]: Finished difference Result 10564 states and 15184 transitions. [2022-12-14 03:06:48,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 03:06:48,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 81 [2022-12-14 03:06:48,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:48,152 INFO L225 Difference]: With dead ends: 10564 [2022-12-14 03:06:48,152 INFO L226 Difference]: Without dead ends: 6221 [2022-12-14 03:06:48,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:48,167 INFO L413 NwaCegarLoop]: 2166 mSDtfsCounter, 1526 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 3946 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:48,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 3946 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-14 03:06:48,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6221 states. [2022-12-14 03:06:48,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6221 to 6192. [2022-12-14 03:06:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6192 states, 3767 states have (on average 1.3100610565436688) internal successors, (4935), 3834 states have internal predecessors, (4935), 1956 states have call successors, (1956), 471 states have call predecessors, (1956), 466 states have return successors, (1955), 1922 states have call predecessors, (1955), 1952 states have call successors, (1955) [2022-12-14 03:06:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6192 states to 6192 states and 8846 transitions. [2022-12-14 03:06:48,422 INFO L78 Accepts]: Start accepts. Automaton has 6192 states and 8846 transitions. Word has length 81 [2022-12-14 03:06:48,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:06:48,423 INFO L495 AbstractCegarLoop]: Abstraction has 6192 states and 8846 transitions. [2022-12-14 03:06:48,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-12-14 03:06:48,423 INFO L276 IsEmpty]: Start isEmpty. Operand 6192 states and 8846 transitions. [2022-12-14 03:06:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 03:06:48,424 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:48,424 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:48,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 03:06:48,424 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:48,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:48,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1672919685, now seen corresponding path program 1 times [2022-12-14 03:06:48,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:48,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868257671] [2022-12-14 03:06:48,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:48,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 03:06:48,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:48,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868257671] [2022-12-14 03:06:48,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868257671] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:48,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:48,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 03:06:48,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070470815] [2022-12-14 03:06:48,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:48,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 03:06:48,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:48,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 03:06:48,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:48,572 INFO L87 Difference]: Start difference. First operand 6192 states and 8846 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 03:06:49,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:49,796 INFO L93 Difference]: Finished difference Result 17274 states and 24595 transitions. [2022-12-14 03:06:49,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 03:06:49,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 79 [2022-12-14 03:06:49,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:49,836 INFO L225 Difference]: With dead ends: 17274 [2022-12-14 03:06:49,836 INFO L226 Difference]: Without dead ends: 11093 [2022-12-14 03:06:49,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:49,851 INFO L413 NwaCegarLoop]: 2226 mSDtfsCounter, 1839 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1839 SdHoareTripleChecker+Valid, 3992 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:49,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1839 Valid, 3992 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 03:06:49,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11093 states. [2022-12-14 03:06:50,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11093 to 11055. [2022-12-14 03:06:50,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11055 states, 6720 states have (on average 1.2983630952380953) internal successors, (8725), 6855 states have internal predecessors, (8725), 3450 states have call successors, (3450), 891 states have call predecessors, (3450), 882 states have return successors, (3452), 3371 states have call predecessors, (3452), 3446 states have call successors, (3452) [2022-12-14 03:06:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11055 states to 11055 states and 15627 transitions. [2022-12-14 03:06:50,367 INFO L78 Accepts]: Start accepts. Automaton has 11055 states and 15627 transitions. Word has length 79 [2022-12-14 03:06:50,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:06:50,368 INFO L495 AbstractCegarLoop]: Abstraction has 11055 states and 15627 transitions. [2022-12-14 03:06:50,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 03:06:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 11055 states and 15627 transitions. [2022-12-14 03:06:50,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 03:06:50,369 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:50,369 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:50,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 03:06:50,370 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:50,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:50,370 INFO L85 PathProgramCache]: Analyzing trace with hash 963623111, now seen corresponding path program 1 times [2022-12-14 03:06:50,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:50,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055914033] [2022-12-14 03:06:50,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:50,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 03:06:50,494 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:50,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055914033] [2022-12-14 03:06:50,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055914033] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:50,494 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:50,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 03:06:50,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203264695] [2022-12-14 03:06:50,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:50,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 03:06:50,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:50,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 03:06:50,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:50,496 INFO L87 Difference]: Start difference. First operand 11055 states and 15627 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 03:06:52,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:52,021 INFO L93 Difference]: Finished difference Result 31847 states and 44972 transitions. [2022-12-14 03:06:52,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 03:06:52,021 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 80 [2022-12-14 03:06:52,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:52,113 INFO L225 Difference]: With dead ends: 31847 [2022-12-14 03:06:52,113 INFO L226 Difference]: Without dead ends: 20803 [2022-12-14 03:06:52,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:52,147 INFO L413 NwaCegarLoop]: 2415 mSDtfsCounter, 1946 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1946 SdHoareTripleChecker+Valid, 4181 SdHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:52,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1946 Valid, 4181 Invalid, 606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 03:06:52,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20803 states. [2022-12-14 03:06:52,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20803 to 20765. [2022-12-14 03:06:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20765 states, 12664 states have (on average 1.2884554643082755) internal successors, (16317), 12936 states have internal predecessors, (16317), 6410 states have call successors, (6410), 1705 states have call predecessors, (6410), 1688 states have return successors, (6418), 6241 states have call predecessors, (6418), 6406 states have call successors, (6418) [2022-12-14 03:06:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20765 states to 20765 states and 29145 transitions. [2022-12-14 03:06:53,035 INFO L78 Accepts]: Start accepts. Automaton has 20765 states and 29145 transitions. Word has length 80 [2022-12-14 03:06:53,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:06:53,035 INFO L495 AbstractCegarLoop]: Abstraction has 20765 states and 29145 transitions. [2022-12-14 03:06:53,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 03:06:53,036 INFO L276 IsEmpty]: Start isEmpty. Operand 20765 states and 29145 transitions. [2022-12-14 03:06:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 03:06:53,038 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:53,038 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:53,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 03:06:53,039 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:53,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:53,039 INFO L85 PathProgramCache]: Analyzing trace with hash 699698936, now seen corresponding path program 1 times [2022-12-14 03:06:53,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:53,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475000566] [2022-12-14 03:06:53,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:53,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 03:06:53,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:53,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475000566] [2022-12-14 03:06:53,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475000566] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:53,187 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:53,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 03:06:53,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169315710] [2022-12-14 03:06:53,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:53,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 03:06:53,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:53,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 03:06:53,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:53,188 INFO L87 Difference]: Start difference. First operand 20765 states and 29145 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-12-14 03:06:55,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:55,115 INFO L93 Difference]: Finished difference Result 57638 states and 80900 transitions. [2022-12-14 03:06:55,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 03:06:55,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 92 [2022-12-14 03:06:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:55,224 INFO L225 Difference]: With dead ends: 57638 [2022-12-14 03:06:55,224 INFO L226 Difference]: Without dead ends: 36884 [2022-12-14 03:06:55,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:55,275 INFO L413 NwaCegarLoop]: 2644 mSDtfsCounter, 1838 mSDsluCounter, 1738 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 4382 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:55,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1838 Valid, 4382 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 03:06:55,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36884 states. [2022-12-14 03:06:56,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36884 to 36834. [2022-12-14 03:06:56,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36834 states, 22417 states have (on average 1.2840701253512958) internal successors, (28785), 22967 states have internal predecessors, (28785), 11412 states have call successors, (11412), 3067 states have call predecessors, (11412), 3002 states have return successors, (11440), 11019 states have call predecessors, (11440), 11408 states have call successors, (11440) [2022-12-14 03:06:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36834 states to 36834 states and 51637 transitions. [2022-12-14 03:06:56,890 INFO L78 Accepts]: Start accepts. Automaton has 36834 states and 51637 transitions. Word has length 92 [2022-12-14 03:06:56,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:06:56,891 INFO L495 AbstractCegarLoop]: Abstraction has 36834 states and 51637 transitions. [2022-12-14 03:06:56,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-12-14 03:06:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 36834 states and 51637 transitions. [2022-12-14 03:06:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 03:06:56,892 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:06:56,892 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:06:56,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 03:06:56,892 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:06:56,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:06:56,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1453537401, now seen corresponding path program 1 times [2022-12-14 03:06:56,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:06:56,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638163356] [2022-12-14 03:06:56,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:06:56,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:06:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:06:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 03:06:57,007 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:06:57,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638163356] [2022-12-14 03:06:57,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638163356] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:06:57,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 03:06:57,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 03:06:57,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423362382] [2022-12-14 03:06:57,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:06:57,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 03:06:57,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:06:57,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 03:06:57,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:57,009 INFO L87 Difference]: Start difference. First operand 36834 states and 51637 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 03:06:58,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 03:06:58,743 INFO L93 Difference]: Finished difference Result 73636 states and 103279 transitions. [2022-12-14 03:06:58,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 03:06:58,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 122 [2022-12-14 03:06:58,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 03:06:58,852 INFO L225 Difference]: With dead ends: 73636 [2022-12-14 03:06:58,852 INFO L226 Difference]: Without dead ends: 36882 [2022-12-14 03:06:58,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 03:06:58,924 INFO L413 NwaCegarLoop]: 1796 mSDtfsCounter, 0 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3590 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 03:06:58,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3590 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 03:06:58,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36882 states. [2022-12-14 03:07:00,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36882 to 36882. [2022-12-14 03:07:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36882 states, 22465 states have (on average 1.283463164923214) internal successors, (28833), 23015 states have internal predecessors, (28833), 11412 states have call successors, (11412), 3067 states have call predecessors, (11412), 3002 states have return successors, (11440), 11019 states have call predecessors, (11440), 11408 states have call successors, (11440) [2022-12-14 03:07:00,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36882 states to 36882 states and 51685 transitions. [2022-12-14 03:07:00,598 INFO L78 Accepts]: Start accepts. Automaton has 36882 states and 51685 transitions. Word has length 122 [2022-12-14 03:07:00,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 03:07:00,599 INFO L495 AbstractCegarLoop]: Abstraction has 36882 states and 51685 transitions. [2022-12-14 03:07:00,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 03:07:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36882 states and 51685 transitions. [2022-12-14 03:07:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 03:07:00,601 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 03:07:00,601 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 03:07:00,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 03:07:00,601 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-14 03:07:00,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 03:07:00,602 INFO L85 PathProgramCache]: Analyzing trace with hash -2049444288, now seen corresponding path program 1 times [2022-12-14 03:07:00,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 03:07:00,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538467059] [2022-12-14 03:07:00,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:07:00,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 03:07:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:07:00,770 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 03:07:00,770 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 03:07:00,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538467059] [2022-12-14 03:07:00,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538467059] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 03:07:00,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71681556] [2022-12-14 03:07:00,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 03:07:00,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 03:07:00,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 03:07:00,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 03:07:00,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df93548a-2593-48b6-8638-93aa879f747e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 03:07:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 03:07:01,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 03:07:01,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 03:07:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-12-14 03:07:01,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 03:07:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 03:07:01,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71681556] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 03:07:01,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [362449727] [2022-12-14 03:07:01,483 INFO L159 IcfgInterpreter]: Started Sifa with 65 locations of interest [2022-12-14 03:07:01,483 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 03:07:01,486 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 03:07:01,490 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 03:07:01,491 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 03:07:02,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2022-12-14 03:07:03,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 41 [2022-12-14 03:07:03,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 192 [2022-12-14 03:07:37,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 03:07:37,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 03:07:38,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 923 treesize of output 779 [2022-12-14 03:07:38,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2022-12-14 03:07:38,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 994 treesize of output 801 [2022-12-14 03:07:39,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 994 treesize of output 801 [2022-12-14 03:07:44,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:44,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 6474 treesize of output 6061 [2022-12-14 03:07:45,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 6479 treesize of output 6119 [2022-12-14 03:07:45,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2022-12-14 03:07:45,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:07:45,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 6470 treesize of output 6057 [2022-12-14 03:07:51,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 03:07:51,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 03:07:51,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2022-12-14 03:07:53,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 03:08:42,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 03:08:42,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 03:08:43,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 989 treesize of output 796 [2022-12-14 03:08:43,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 913 treesize of output 769 [2022-12-14 03:08:43,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2022-12-14 03:08:43,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 989 treesize of output 796 [2022-12-14 03:08:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 6464 treesize of output 6051 [2022-12-14 03:08:49,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:49,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 6460 treesize of output 6047 [2022-12-14 03:08:50,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:08:50,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 6465 treesize of output 6105 [2022-12-14 03:08:56,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2022-12-14 03:08:57,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2022-12-14 03:08:57,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 03:08:57,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 03:08:59,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 03:09:19,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 03:09:19,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 03:09:20,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 989 treesize of output 796 [2022-12-14 03:09:20,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 989 treesize of output 796 [2022-12-14 03:09:20,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:20,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 913 treesize of output 769 [2022-12-14 03:09:21,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2022-12-14 03:09:26,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:26,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 6464 treesize of output 6051 [2022-12-14 03:09:27,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 6460 treesize of output 6047 [2022-12-14 03:09:27,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 03:09:27,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 6465 treesize of output 6105 [2022-12-14 03:09:33,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2022-12-14 03:09:34,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 03:09:34,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2022-12-14 03:09:35,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 03:09:37,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 03:10:33,606 INFO L197 IcfgInterpreter]: Interpreting procedure spinlock_check with input of size 193 for LOIs [2022-12-14 03:10:33,621 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 207 for LOIs [2022-12-14 03:10:34,114 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 358 for LOIs [2022-12-14 03:10:34,392 INFO L197 IcfgInterpreter]: Interpreting procedure __raw_spin_lock_init with input of size 202 for LOIs [2022-12-14 03:10:34,409 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 197 for LOIs [2022-12-14 03:10:34,424 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit with input of size 200 for LOIs [2022-12-14 03:10:34,456 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 188 for LOIs [2022-12-14 03:10:34,800 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 367 for LOIs [2022-12-14 03:10:34,948 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 03:10:45,710 WARN L233 SmtUtils]: Spent 10.68s on a formula simplification that was a NOOP. DAG size: 1489 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:10:59,649 WARN L233 SmtUtils]: Spent 7.25s on a formula simplification that was a NOOP. DAG size: 1246 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:11:06,923 WARN L233 SmtUtils]: Spent 7.02s on a formula simplification that was a NOOP. DAG size: 1242 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:11:15,252 WARN L233 SmtUtils]: Spent 8.04s on a formula simplification that was a NOOP. DAG size: 1246 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:11:22,563 WARN L233 SmtUtils]: Spent 7.01s on a formula simplification that was a NOOP. DAG size: 1246 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:11:29,381 WARN L233 SmtUtils]: Spent 6.48s on a formula simplification that was a NOOP. DAG size: 1246 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:11:36,587 WARN L233 SmtUtils]: Spent 6.83s on a formula simplification that was a NOOP. DAG size: 1246 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:12:07,717 WARN L233 SmtUtils]: Spent 24.04s on a formula simplification. DAG size of input: 1574 DAG size of output: 1423 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:12:36,481 WARN L233 SmtUtils]: Spent 26.79s on a formula simplification. DAG size of input: 1578 DAG size of output: 1442 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:13:04,429 WARN L233 SmtUtils]: Spent 26.88s on a formula simplification. DAG size of input: 1580 DAG size of output: 1444 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:13:19,777 WARN L233 SmtUtils]: Spent 14.74s on a formula simplification. DAG size of input: 1257 DAG size of output: 1253 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:13:52,287 WARN L233 SmtUtils]: Spent 5.44s on a formula simplification. DAG size of input: 602 DAG size of output: 400 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:14:04,568 WARN L233 SmtUtils]: Spent 5.82s on a formula simplification. DAG size of input: 611 DAG size of output: 362 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:14:14,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [362449727] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 03:14:14,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 03:14:14,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [4, 4, 4] total 59 [2022-12-14 03:14:14,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282066768] [2022-12-14 03:14:14,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 03:14:14,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2022-12-14 03:14:14,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 03:14:14,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2022-12-14 03:14:14,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=352, Invalid=3070, Unknown=0, NotChecked=0, Total=3422 [2022-12-14 03:14:14,579 INFO L87 Difference]: Start difference. First operand 36882 states and 51685 transitions. Second operand has 54 states, 37 states have (on average 1.135135135135135) internal successors, (42), 31 states have internal predecessors, (42), 14 states have call successors, (18), 8 states have call predecessors, (18), 6 states have return successors, (16), 16 states have call predecessors, (16), 12 states have call successors, (16) [2022-12-14 03:14:36,382 WARN L233 SmtUtils]: Spent 21.39s on a formula simplification. DAG size of input: 1494 DAG size of output: 1493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:14:57,692 WARN L233 SmtUtils]: Spent 20.96s on a formula simplification. DAG size of input: 1496 DAG size of output: 1495 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:15:24,270 WARN L233 SmtUtils]: Spent 26.14s on a formula simplification. DAG size of input: 1658 DAG size of output: 1519 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:15:47,050 WARN L233 SmtUtils]: Spent 22.24s on a formula simplification. DAG size of input: 1502 DAG size of output: 1501 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:16:08,771 WARN L233 SmtUtils]: Spent 21.36s on a formula simplification. DAG size of input: 1502 DAG size of output: 1501 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:16:31,017 WARN L233 SmtUtils]: Spent 21.44s on a formula simplification. DAG size of input: 1502 DAG size of output: 1501 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:16:43,458 WARN L233 SmtUtils]: Spent 11.86s on a formula simplification that was a NOOP. DAG size: 1493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:16:56,289 WARN L233 SmtUtils]: Spent 11.18s on a formula simplification that was a NOOP. DAG size: 1493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:17:08,562 WARN L233 SmtUtils]: Spent 11.64s on a formula simplification that was a NOOP. DAG size: 1493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:17:19,657 WARN L233 SmtUtils]: Spent 10.35s on a formula simplification that was a NOOP. DAG size: 1493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:17:35,811 WARN L233 SmtUtils]: Spent 11.26s on a formula simplification that was a NOOP. DAG size: 1493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:18:04,425 WARN L233 SmtUtils]: Spent 21.12s on a formula simplification. DAG size of input: 1461 DAG size of output: 1423 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:18:28,855 WARN L233 SmtUtils]: Spent 17.14s on a formula simplification. DAG size of input: 1288 DAG size of output: 1266 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:18:45,908 WARN L233 SmtUtils]: Spent 15.53s on a formula simplification. DAG size of input: 1265 DAG size of output: 1260 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:19:02,926 WARN L233 SmtUtils]: Spent 14.85s on a formula simplification. DAG size of input: 1270 DAG size of output: 1265 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:19:23,834 WARN L233 SmtUtils]: Spent 19.34s on a formula simplification. DAG size of input: 1353 DAG size of output: 1348 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:19:44,290 WARN L233 SmtUtils]: Spent 19.77s on a formula simplification. DAG size of input: 1364 DAG size of output: 1359 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 03:20:05,664 WARN L233 SmtUtils]: Spent 19.52s on a formula simplification. DAG size of input: 1364 DAG size of output: 1359 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)