./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb --- 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 [2022-12-13 13:52:47,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:52:47,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:52:47,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:52:47,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:52:47,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:52:47,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:52:47,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:52:47,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:52:47,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:52:47,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:52:47,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:52:47,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:52:47,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:52:47,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:52:47,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:52:47,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:52:47,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:52:47,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:52:47,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:52:47,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:52:47,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:52:47,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:52:47,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:52:47,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:52:47,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:52:47,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:52:47,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:52:47,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:52:47,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:52:47,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:52:48,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:52:48,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:52:48,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:52:48,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:52:48,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:52:48,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:52:48,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:52:48,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:52:48,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:52:48,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:52:48,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 13:52:48,024 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:52:48,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:52:48,025 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:52:48,025 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:52:48,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:52:48,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:52:48,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:52:48,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:52:48,027 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:52:48,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:52:48,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:52:48,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:52:48,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:52:48,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:52:48,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:52:48,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:52:48,028 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:52:48,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:52:48,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:52:48,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:52:48,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:52:48,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:52:48,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:52:48,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:52:48,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:52:48,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:52:48,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:52:48,030 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:52:48,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:52:48,030 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:52:48,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:52:48,031 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:52:48,031 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb [2022-12-13 13:52:48,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:52:48,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:52:48,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:52:48,242 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:52:48,242 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:52:48,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-12-13 13:52:50,774 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:52:51,122 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:52:51,122 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-12-13 13:52:51,145 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data/05b06e50a/ebc7af950c004c40b511123a7c82ff77/FLAGd2ff252a8 [2022-12-13 13:52:51,340 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data/05b06e50a/ebc7af950c004c40b511123a7c82ff77 [2022-12-13 13:52:51,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:52:51,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:52:51,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:52:51,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:52:51,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:52:51,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:52:51" (1/1) ... [2022-12-13 13:52:51,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9575df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:51, skipping insertion in model container [2022-12-13 13:52:51,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:52:51" (1/1) ... [2022-12-13 13:52:51,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:52:51,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:52:51,789 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:52:51,794 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:52:51,807 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 13:52:51,875 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:52:51,985 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:52:51,989 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 13:52:51,993 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:52:51,997 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 13:52:52,054 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:52:52,055 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 13:52:52,059 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 13:52:52,063 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 13:52:52,139 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-13 13:52:52,155 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,156 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:52:52,156 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:52:52,157 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:52:52,161 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,161 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:52:52,180 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-13 13:52:52,217 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:52,258 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-13 13:52:52,283 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:52:52,305 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 13:52:52,308 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 13:52:52,352 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 13:52:52,353 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 13:52:52,360 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 13:52:52,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,439 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:52:52,439 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:52:52,544 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 13:52:52,555 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 13:52:52,556 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:52:52,556 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:52,558 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:52:52,559 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:52:52,559 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 13:52:52,559 WARN L623 FunctionHandler]: Unknown extern function skb_copy_datagram_iovec [2022-12-13 13:52:52,560 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,565 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,565 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,565 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,576 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 13:52:52,577 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-13 13:52:52,577 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,582 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,584 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,584 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,585 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,585 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 13:52:52,587 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 13:52:52,587 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,588 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,589 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,590 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,591 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,592 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,592 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,593 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,594 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,595 WARN L623 FunctionHandler]: Unknown extern function slhc_init [2022-12-13 13:52:52,595 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,596 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:52:52,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,599 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,600 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,601 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,603 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,604 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,604 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,605 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,605 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,606 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,606 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,607 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,612 WARN L623 FunctionHandler]: Unknown extern function idr_init [2022-12-13 13:52:52,613 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 13:52:52,613 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:52,617 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 13:52:52,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,622 WARN L623 FunctionHandler]: Unknown extern function register_pernet_device [2022-12-13 13:52:52,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,623 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-13 13:52:52,624 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:52:52,625 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:52:52,630 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:52,632 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,632 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,646 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:52,651 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:52:52,652 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,653 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,653 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,654 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:52,654 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,654 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:52:52,654 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,655 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,655 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,656 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:52,656 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:52,657 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:52,657 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,658 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:52,658 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:52,660 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,661 WARN L623 FunctionHandler]: Unknown extern function slhc_compress [2022-12-13 13:52:52,662 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,662 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,662 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,664 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:52:52,664 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,665 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,665 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:52,665 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,667 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,668 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,668 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,679 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,681 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,682 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,691 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,692 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:52,693 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 13:52:52,694 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:52,694 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:52,694 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:52,699 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,699 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,700 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:52,700 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,701 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,701 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,701 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:52,702 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:52,702 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:52,703 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:52,704 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:52,704 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,705 WARN L623 FunctionHandler]: Unknown extern function slhc_toss [2022-12-13 13:52:52,707 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:52:52,707 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,708 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,708 WARN L623 FunctionHandler]: Unknown extern function skb_copy_bits [2022-12-13 13:52:52,708 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,709 WARN L623 FunctionHandler]: Unknown extern function slhc_uncompress [2022-12-13 13:52:52,709 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:52,710 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,710 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 13:52:52,711 WARN L623 FunctionHandler]: Unknown extern function slhc_remember [2022-12-13 13:52:52,712 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,713 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,713 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,713 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:52,713 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:52,714 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:52:52,714 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:52,715 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:52,715 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:52,716 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,716 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:52,717 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,717 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,717 WARN L623 FunctionHandler]: Unknown extern function skb_pull_rcsum [2022-12-13 13:52:52,718 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 13:52:52,718 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,719 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:52:52,720 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,721 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,721 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,721 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,721 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:52,725 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:52,725 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:52,726 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,728 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,729 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,731 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,731 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,733 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:52,734 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,735 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:52,738 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 13:52:52,739 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:52,739 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 13:52:52,740 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:52,741 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:52,741 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:52,742 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:52,742 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 13:52:52,742 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 13:52:52,743 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:52:52,743 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:52,745 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:52:52,759 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:52:52,760 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,762 WARN L623 FunctionHandler]: Unknown extern function alloc_netdev_mqs [2022-12-13 13:52:52,763 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:52,764 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:52,764 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,765 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 13:52:52,765 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 13:52:52,765 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,766 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,766 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,766 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:52:52,767 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:52:52,767 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,767 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 13:52:52,768 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:52,768 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,768 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,769 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,769 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:52:52,769 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:52,769 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:52,770 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:52,770 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,770 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,770 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,770 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:52:52,772 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,772 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:52:52,773 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:52:52,774 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,774 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:52:52,774 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:52:52,775 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:52:52,775 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:52,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,776 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:52,776 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:52,776 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,781 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:52:52,781 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-13 13:52:52,781 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:52:52,785 WARN L623 FunctionHandler]: Unknown extern function idr_pre_get [2022-12-13 13:52:52,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,786 WARN L623 FunctionHandler]: Unknown extern function idr_get_new_above [2022-12-13 13:52:52,786 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:52:52,787 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:52:52,787 WARN L623 FunctionHandler]: Unknown extern function idr_find [2022-12-13 13:52:52,804 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:52:52,805 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:52:52,806 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:52:52,806 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:52:52,811 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_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-12-13 13:52:52,817 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_int [2022-12-13 13:52:52,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:52:52,868 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:52:52,928 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:52:52,928 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:52:52,928 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 13:52:52,930 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:52:52,946 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:52:52,946 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 13:52:52,947 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:52:52,947 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 13:52:52,947 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:52:52,948 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 13:52:52,948 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 13:52:52,948 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 13:52:52,949 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-13 13:52:52,950 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,950 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:52:52,950 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:52:52,951 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:52:52,951 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,951 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:52:52,952 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-13 13:52:52,956 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:52,960 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-13 13:52:52,962 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:52:52,963 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 13:52:52,963 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 13:52:52,965 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 13:52:52,965 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 13:52:52,966 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 13:52:52,966 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,969 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:52:52,969 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:52:52,972 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 13:52:52,975 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 13:52:52,975 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:52:52,975 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:52,976 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:52:52,977 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:52:52,977 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 13:52:52,977 WARN L623 FunctionHandler]: Unknown extern function skb_copy_datagram_iovec [2022-12-13 13:52:52,977 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,978 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:52,979 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:52,979 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:52,981 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 13:52:52,981 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-13 13:52:52,982 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,984 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,985 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,985 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,986 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,986 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,986 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 13:52:52,987 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 13:52:52,987 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:52,988 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,989 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,989 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,990 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,991 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,991 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,991 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,992 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,993 WARN L623 FunctionHandler]: Unknown extern function slhc_init [2022-12-13 13:52:52,993 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:52,993 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:52:52,995 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,995 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:52,996 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,996 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,997 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,998 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,998 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,998 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:52,999 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:52,999 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:52,999 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:52:53,000 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:53,001 WARN L623 FunctionHandler]: Unknown extern function idr_init [2022-12-13 13:52:53,001 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 13:52:53,002 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:53,002 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 13:52:53,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,003 WARN L623 FunctionHandler]: Unknown extern function register_pernet_device [2022-12-13 13:52:53,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,004 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-13 13:52:53,004 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:52:53,005 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:52:53,006 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:53,006 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:53,006 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,011 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:53,012 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:52:53,012 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,013 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,013 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:53,014 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:53,014 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,014 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:52:53,014 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,014 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,015 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,015 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:53,016 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:53,016 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:53,016 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,017 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:53,017 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:53,018 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,018 WARN L623 FunctionHandler]: Unknown extern function slhc_compress [2022-12-13 13:52:53,019 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,019 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,020 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:53,020 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:52:53,021 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,021 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:53,021 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:53,022 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,022 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,023 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,024 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,029 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:53,030 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:53,030 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:53,031 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,032 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:53,033 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 13:52:53,033 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:53,033 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:53,033 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:53,034 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,034 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,034 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:53,034 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,035 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:53,035 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,036 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:53,036 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:53,036 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:53,036 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:53,037 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:53,037 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,038 WARN L623 FunctionHandler]: Unknown extern function slhc_toss [2022-12-13 13:52:53,039 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:52:53,039 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,040 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:53,040 WARN L623 FunctionHandler]: Unknown extern function skb_copy_bits [2022-12-13 13:52:53,040 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,040 WARN L623 FunctionHandler]: Unknown extern function slhc_uncompress [2022-12-13 13:52:53,041 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:53,041 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:53,042 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 13:52:53,042 WARN L623 FunctionHandler]: Unknown extern function slhc_remember [2022-12-13 13:52:53,042 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,043 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:52:53,043 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,044 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:52:53,044 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:53,044 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:52:53,044 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:53,045 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:53,045 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:53,046 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,046 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:52:53,046 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,047 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,047 WARN L623 FunctionHandler]: Unknown extern function skb_pull_rcsum [2022-12-13 13:52:53,050 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 13:52:53,050 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,051 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:52:53,051 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,052 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,052 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,052 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:52:53,052 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:53,054 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:52:53,055 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:52:53,056 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,057 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,057 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,060 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,060 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,061 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:53,062 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,063 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:52:53,068 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 13:52:53,068 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:53,068 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 13:52:53,069 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:53,070 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:53,070 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:52:53,070 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:52:53,088 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 13:52:53,088 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 13:52:53,089 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:52:53,089 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:53,091 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:52:53,102 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:52:53,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:53,105 WARN L623 FunctionHandler]: Unknown extern function alloc_netdev_mqs [2022-12-13 13:52:53,106 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:53,106 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:52:53,107 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:53,107 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 13:52:53,108 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 13:52:53,108 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,109 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:53,109 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:53,109 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:52:53,110 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:52:53,110 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:53,110 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 13:52:53,111 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:53,111 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:53,112 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,112 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:52:53,112 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:52:53,113 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:53,113 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:53,113 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:53,113 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:53,113 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:53,114 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:52:53,114 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:52:53,116 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:52:53,116 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:52:53,117 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:52:53,117 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:52:53,118 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:52:53,118 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:52:53,118 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:52:53,119 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:52:53,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,120 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:53,120 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:52:53,120 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:52:53,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,121 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,121 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:52:53,121 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-13 13:52:53,121 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:52:53,122 WARN L623 FunctionHandler]: Unknown extern function idr_pre_get [2022-12-13 13:52:53,122 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:52:53,122 WARN L623 FunctionHandler]: Unknown extern function idr_get_new_above [2022-12-13 13:52:53,123 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:52:53,123 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:52:53,124 WARN L623 FunctionHandler]: Unknown extern function idr_find [2022-12-13 13:52:53,124 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:52:53,125 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:52:53,126 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:52:53,126 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:52:53,127 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_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-12-13 13:52:53,128 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_int [2022-12-13 13:52:53,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:52:53,331 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:52:53,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53 WrapperNode [2022-12-13 13:52:53,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:52:53,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:52:53,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:52:53,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:52:53,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,464 INFO L138 Inliner]: procedures = 301, calls = 1795, calls flagged for inlining = 144, calls inlined = 114, statements flattened = 4258 [2022-12-13 13:52:53,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:52:53,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:52:53,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:52:53,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:52:53,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,565 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:52:53,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:52:53,591 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:52:53,591 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:52:53,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (1/1) ... [2022-12-13 13:52:53,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:52:53,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:52:53,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:52:53,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2022-12-13 13:52:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 13:52:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-12-13 13:52:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2022-12-13 13:52:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2022-12-13 13:52:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-12-13 13:52:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 13:52:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 13:52:53,651 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2022-12-13 13:52:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2022-12-13 13:52:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2022-12-13 13:52:53,652 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-12-13 13:52:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-12-13 13:52:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 13:52:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 13:52:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 13:52:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2022-12-13 13:52:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 13:52:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 13:52:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-13 13:52:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-13 13:52:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 13:52:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 13:52:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:52:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-12-13 13:52:53,659 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-12-13 13:52:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 13:52:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 13:52:54,100 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:52:54,103 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:52:54,576 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-13 13:52:54,577 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-13 13:52:55,324 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:52:55,328 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:52:55,330 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume !false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2022-12-13 13:52:55,740 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2022-12-13 13:52:55,741 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2022-12-13 13:52:55,890 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:52:55,895 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset := get_current(); srcloc: null [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset := ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset;havoc ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset;ppp_read_~__ptr~0#1.base, ppp_read_~__ptr~0#1.offset := ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset; [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset := ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset;havoc ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset;ppp_read_~__ptr___3~0#1.base, ppp_read_~__ptr___3~0#1.offset := ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset; [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset := get_current(); srcloc: null [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2022-12-13 13:52:56,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2022-12-13 13:52:56,490 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2022-12-13 13:52:56,490 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2022-12-13 13:52:56,490 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2022-12-13 13:52:56,490 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2022-12-13 13:52:56,548 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:52:56,559 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:52:56,559 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-12-13 13:52:56,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:52:56 BoogieIcfgContainer [2022-12-13 13:52:56,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:52:56,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:52:56,564 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:52:56,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:52:56,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:52:51" (1/3) ... [2022-12-13 13:52:56,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a20a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:52:56, skipping insertion in model container [2022-12-13 13:52:56,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:52:53" (2/3) ... [2022-12-13 13:52:56,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11a20a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:52:56, skipping insertion in model container [2022-12-13 13:52:56,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:52:56" (3/3) ... [2022-12-13 13:52:56,568 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-12-13 13:52:56,582 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:52:56,582 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:52:56,638 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:52:56,643 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=PETRI_NET, 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;@3677b0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:52:56,643 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:52:56,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 1462 states, 1035 states have (on average 1.3565217391304347) internal successors, (1404), 1070 states have internal predecessors, (1404), 331 states have call successors, (331), 96 states have call predecessors, (331), 96 states have return successors, (331), 323 states have call predecessors, (331), 331 states have call successors, (331) [2022-12-13 13:52:56,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 13:52:56,655 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:52:56,655 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:52:56,656 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:52:56,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:52:56,660 INFO L85 PathProgramCache]: Analyzing trace with hash 145636797, now seen corresponding path program 1 times [2022-12-13 13:52:56,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:52:56,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332700715] [2022-12-13 13:52:56,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:52:56,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:52:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:52:56,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:52:56,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332700715] [2022-12-13 13:52:56,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332700715] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:52:56,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:52:56,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:52:56,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236873978] [2022-12-13 13:52:56,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:52:56,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:52:56,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:52:56,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:52:56,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:52:57,002 INFO L87 Difference]: Start difference. First operand has 1462 states, 1035 states have (on average 1.3565217391304347) internal successors, (1404), 1070 states have internal predecessors, (1404), 331 states have call successors, (331), 96 states have call predecessors, (331), 96 states have return successors, (331), 323 states have call predecessors, (331), 331 states have call successors, (331) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:52:57,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:52:57,228 INFO L93 Difference]: Finished difference Result 4340 states and 6277 transitions. [2022-12-13 13:52:57,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:52:57,230 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-12-13 13:52:57,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:52:57,251 INFO L225 Difference]: With dead ends: 4340 [2022-12-13 13:52:57,251 INFO L226 Difference]: Without dead ends: 2864 [2022-12-13 13:52:57,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:52:57,263 INFO L413 NwaCegarLoop]: 2393 mSDtfsCounter, 2017 mSDsluCounter, 1998 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 4391 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:52:57,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2017 Valid, 4391 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:52:57,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2864 states. [2022-12-13 13:52:57,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2864 to 2861. [2022-12-13 13:52:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2019 states have (on average 1.328875681030213) internal successors, (2683), 2086 states have internal predecessors, (2683), 651 states have call successors, (651), 191 states have call predecessors, (651), 190 states have return successors, (655), 633 states have call predecessors, (655), 649 states have call successors, (655) [2022-12-13 13:52:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 3989 transitions. [2022-12-13 13:52:57,440 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 3989 transitions. Word has length 12 [2022-12-13 13:52:57,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:52:57,441 INFO L495 AbstractCegarLoop]: Abstraction has 2861 states and 3989 transitions. [2022-12-13 13:52:57,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:52:57,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 3989 transitions. [2022-12-13 13:52:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-13 13:52:57,448 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:52:57,449 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2022-12-13 13:52:57,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 13:52:57,449 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:52:57,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:52:57,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1016513469, now seen corresponding path program 1 times [2022-12-13 13:52:57,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:52:57,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479925692] [2022-12-13 13:52:57,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:52:57,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:52:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 13:52:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 13:52:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 13:52:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 13:52:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 13:52:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 13:52:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 13:52:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:52:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 13:52:57,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:52:57,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479925692] [2022-12-13 13:52:57,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479925692] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:52:57,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:52:57,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 13:52:57,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259448102] [2022-12-13 13:52:57,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:52:57,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 13:52:57,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:52:57,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 13:52:57,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:52:57,665 INFO L87 Difference]: Start difference. First operand 2861 states and 3989 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 13:53:00,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:00,783 INFO L93 Difference]: Finished difference Result 6332 states and 8962 transitions. [2022-12-13 13:53:00,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 13:53:00,783 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 74 [2022-12-13 13:53:00,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:00,795 INFO L225 Difference]: With dead ends: 6332 [2022-12-13 13:53:00,795 INFO L226 Difference]: Without dead ends: 3498 [2022-12-13 13:53:00,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 13:53:00,803 INFO L413 NwaCegarLoop]: 1528 mSDtfsCounter, 943 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1925 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 2304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 1925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:00,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1114 Valid, 3399 Invalid, 2304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 1925 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-12-13 13:53:00,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3498 states. [2022-12-13 13:53:00,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3498 to 3140. [2022-12-13 13:53:00,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3140 states, 2240 states have (on average 1.3352678571428571) internal successors, (2991), 2309 states have internal predecessors, (2991), 709 states have call successors, (709), 191 states have call predecessors, (709), 190 states have return successors, (714), 691 states have call predecessors, (714), 707 states have call successors, (714) [2022-12-13 13:53:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4414 transitions. [2022-12-13 13:53:00,913 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4414 transitions. Word has length 74 [2022-12-13 13:53:00,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:00,914 INFO L495 AbstractCegarLoop]: Abstraction has 3140 states and 4414 transitions. [2022-12-13 13:53:00,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 13:53:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4414 transitions. [2022-12-13 13:53:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-13 13:53:00,918 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:00,919 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:53:00,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 13:53:00,919 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:00,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:00,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1882015823, now seen corresponding path program 1 times [2022-12-13 13:53:00,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:53:00,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467224248] [2022-12-13 13:53:00,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:00,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:53:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 13:53:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 13:53:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 13:53:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 13:53:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 13:53:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 13:53:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 13:53:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 13:53:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 13:53:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 13:53:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 13:53:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 13:53:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-13 13:53:01,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:53:01,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467224248] [2022-12-13 13:53:01,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467224248] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:53:01,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:53:01,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:53:01,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007617647] [2022-12-13 13:53:01,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:53:01,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:53:01,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:53:01,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:53:01,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:53:01,417 INFO L87 Difference]: Start difference. First operand 3140 states and 4414 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 13:53:05,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-13 13:53:06,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:06,798 INFO L93 Difference]: Finished difference Result 6598 states and 9359 transitions. [2022-12-13 13:53:06,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:53:06,798 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 113 [2022-12-13 13:53:06,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:06,810 INFO L225 Difference]: With dead ends: 6598 [2022-12-13 13:53:06,810 INFO L226 Difference]: Without dead ends: 3482 [2022-12-13 13:53:06,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-13 13:53:06,818 INFO L413 NwaCegarLoop]: 1487 mSDtfsCounter, 772 mSDsluCounter, 4499 mSDsCounter, 0 mSdLazyCounter, 3531 mSolverCounterSat, 346 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 901 SdHoareTripleChecker+Valid, 5986 SdHoareTripleChecker+Invalid, 3878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 3531 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:06,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [901 Valid, 5986 Invalid, 3878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 3531 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2022-12-13 13:53:06,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3482 states. [2022-12-13 13:53:06,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3482 to 3140. [2022-12-13 13:53:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3140 states, 2240 states have (on average 1.334375) internal successors, (2989), 2307 states have internal predecessors, (2989), 709 states have call successors, (709), 191 states have call predecessors, (709), 190 states have return successors, (714), 691 states have call predecessors, (714), 707 states have call successors, (714) [2022-12-13 13:53:06,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4412 transitions. [2022-12-13 13:53:06,910 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4412 transitions. Word has length 113 [2022-12-13 13:53:06,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:06,910 INFO L495 AbstractCegarLoop]: Abstraction has 3140 states and 4412 transitions. [2022-12-13 13:53:06,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 13:53:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4412 transitions. [2022-12-13 13:53:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-13 13:53:06,914 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:06,915 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 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] [2022-12-13 13:53:06,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 13:53:06,915 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:06,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:06,915 INFO L85 PathProgramCache]: Analyzing trace with hash -464043578, now seen corresponding path program 1 times [2022-12-13 13:53:06,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:53:06,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602821756] [2022-12-13 13:53:06,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:06,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:53:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:53:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 13:53:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:53:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 13:53:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 13:53:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 13:53:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 13:53:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 13:53:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 13:53:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 13:53:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 13:53:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 13:53:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 13:53:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 13:53:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 13:53:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-13 13:53:07,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:53:07,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602821756] [2022-12-13 13:53:07,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602821756] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:53:07,130 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:53:07,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:53:07,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210900727] [2022-12-13 13:53:07,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:53:07,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:53:07,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:53:07,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:53:07,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:53:07,132 INFO L87 Difference]: Start difference. First operand 3140 states and 4412 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (19), 4 states have call predecessors, (19), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:53:10,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:10,232 INFO L93 Difference]: Finished difference Result 7060 states and 10215 transitions. [2022-12-13 13:53:10,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:53:10,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (19), 4 states have call predecessors, (19), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 128 [2022-12-13 13:53:10,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:10,247 INFO L225 Difference]: With dead ends: 7060 [2022-12-13 13:53:10,247 INFO L226 Difference]: Without dead ends: 3948 [2022-12-13 13:53:10,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:53:10,255 INFO L413 NwaCegarLoop]: 1361 mSDtfsCounter, 1570 mSDsluCounter, 2519 mSDsCounter, 0 mSdLazyCounter, 2898 mSolverCounterSat, 940 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 3880 SdHoareTripleChecker+Invalid, 3838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 940 IncrementalHoareTripleChecker+Valid, 2898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:10,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1700 Valid, 3880 Invalid, 3838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [940 Valid, 2898 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-12-13 13:53:10,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3948 states. [2022-12-13 13:53:10,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3948 to 3142. [2022-12-13 13:53:10,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3142 states, 2242 states have (on average 1.3340767172167707) internal successors, (2991), 2309 states have internal predecessors, (2991), 709 states have call successors, (709), 191 states have call predecessors, (709), 190 states have return successors, (714), 691 states have call predecessors, (714), 707 states have call successors, (714) [2022-12-13 13:53:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 3142 states and 4414 transitions. [2022-12-13 13:53:10,363 INFO L78 Accepts]: Start accepts. Automaton has 3142 states and 4414 transitions. Word has length 128 [2022-12-13 13:53:10,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:10,364 INFO L495 AbstractCegarLoop]: Abstraction has 3142 states and 4414 transitions. [2022-12-13 13:53:10,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (19), 4 states have call predecessors, (19), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:53:10,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 4414 transitions. [2022-12-13 13:53:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-13 13:53:10,369 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:10,370 INFO L195 NwaCegarLoop]: trace histogram [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, 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] [2022-12-13 13:53:10,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 13:53:10,370 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:10,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:10,371 INFO L85 PathProgramCache]: Analyzing trace with hash -226686961, now seen corresponding path program 1 times [2022-12-13 13:53:10,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:53:10,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626289251] [2022-12-13 13:53:10,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:53:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:53:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 13:53:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:53:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 13:53:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 13:53:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 13:53:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 13:53:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 13:53:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 13:53:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 13:53:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 13:53:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:10,609 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 13:53:10,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:53:10,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626289251] [2022-12-13 13:53:10,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626289251] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:53:10,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164930859] [2022-12-13 13:53:10,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:10,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:53:10,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:53:10,611 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:53:10,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 13:53:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:11,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 1593 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:53:11,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:53:11,145 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 13:53:11,145 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:53:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 13:53:11,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164930859] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 13:53:11,230 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 13:53:11,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 8 [2022-12-13 13:53:11,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231036763] [2022-12-13 13:53:11,230 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 13:53:11,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 13:53:11,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:53:11,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 13:53:11,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-13 13:53:11,232 INFO L87 Difference]: Start difference. First operand 3142 states and 4414 transitions. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 6 states have internal predecessors, (135), 4 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2022-12-13 13:53:15,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:15,421 INFO L93 Difference]: Finished difference Result 7930 states and 11568 transitions. [2022-12-13 13:53:15,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 13:53:15,421 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 6 states have internal predecessors, (135), 4 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 107 [2022-12-13 13:53:15,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:15,438 INFO L225 Difference]: With dead ends: 7930 [2022-12-13 13:53:15,438 INFO L226 Difference]: Without dead ends: 4816 [2022-12-13 13:53:15,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 232 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:53:15,445 INFO L413 NwaCegarLoop]: 1488 mSDtfsCounter, 2667 mSDsluCounter, 3848 mSDsCounter, 0 mSdLazyCounter, 4337 mSolverCounterSat, 1313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2973 SdHoareTripleChecker+Valid, 5336 SdHoareTripleChecker+Invalid, 5650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1313 IncrementalHoareTripleChecker+Valid, 4337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:15,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2973 Valid, 5336 Invalid, 5650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1313 Valid, 4337 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-12-13 13:53:15,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-12-13 13:53:15,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 3982. [2022-12-13 13:53:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3982 states, 2908 states have (on average 1.3535075653370015) internal successors, (3936), 2981 states have internal predecessors, (3936), 883 states have call successors, (883), 191 states have call predecessors, (883), 190 states have return successors, (891), 865 states have call predecessors, (891), 881 states have call successors, (891) [2022-12-13 13:53:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 5710 transitions. [2022-12-13 13:53:15,571 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 5710 transitions. Word has length 107 [2022-12-13 13:53:15,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:15,571 INFO L495 AbstractCegarLoop]: Abstraction has 3982 states and 5710 transitions. [2022-12-13 13:53:15,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 6 states have internal predecessors, (135), 4 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2022-12-13 13:53:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 5710 transitions. [2022-12-13 13:53:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-13 13:53:15,577 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:15,578 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 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] [2022-12-13 13:53:15,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:53:15,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:53:15,779 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:15,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:15,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1722839881, now seen corresponding path program 1 times [2022-12-13 13:53:15,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:53:15,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12911961] [2022-12-13 13:53:15,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:15,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:53:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:53:16,212 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:53:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:53:16,474 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:53:16,475 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 13:53:16,475 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 13:53:16,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 13:53:16,479 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-12-13 13:53:16,482 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:53:16,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:53:16 BoogieIcfgContainer [2022-12-13 13:53:16,569 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:53:16,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:53:16,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:53:16,569 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:53:16,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:52:56" (3/4) ... [2022-12-13 13:53:16,573 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 13:53:16,573 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:53:16,574 INFO L158 Benchmark]: Toolchain (without parser) took 25230.21ms. Allocated memory was 130.0MB in the beginning and 327.2MB in the end (delta: 197.1MB). Free memory was 82.0MB in the beginning and 134.3MB in the end (delta: -52.4MB). Peak memory consumption was 146.2MB. Max. memory is 16.1GB. [2022-12-13 13:53:16,574 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:53:16,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1986.73ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 82.0MB in the beginning and 67.4MB in the end (delta: 14.6MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2022-12-13 13:53:16,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.26ms. Allocated memory is still 188.7MB. Free memory was 67.4MB in the beginning and 104.9MB in the end (delta: -37.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 13:53:16,575 INFO L158 Benchmark]: Boogie Preprocessor took 125.66ms. Allocated memory is still 188.7MB. Free memory was 104.9MB in the beginning and 78.7MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-13 13:53:16,575 INFO L158 Benchmark]: RCFGBuilder took 2971.47ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 78.7MB in the beginning and 99.7MB in the end (delta: -21.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-12-13 13:53:16,575 INFO L158 Benchmark]: TraceAbstraction took 20005.16ms. Allocated memory was 226.5MB in the beginning and 327.2MB in the end (delta: 100.7MB). Free memory was 99.7MB in the beginning and 134.9MB in the end (delta: -35.2MB). Peak memory consumption was 146.5MB. Max. memory is 16.1GB. [2022-12-13 13:53:16,576 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 327.2MB. Free memory was 134.9MB in the beginning and 134.3MB in the end (delta: 553.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:53:16,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1986.73ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 82.0MB in the beginning and 67.4MB in the end (delta: 14.6MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.26ms. Allocated memory is still 188.7MB. Free memory was 67.4MB in the beginning and 104.9MB in the end (delta: -37.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.66ms. Allocated memory is still 188.7MB. Free memory was 104.9MB in the beginning and 78.7MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2971.47ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 78.7MB in the beginning and 99.7MB in the end (delta: -21.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * TraceAbstraction took 20005.16ms. Allocated memory was 226.5MB in the beginning and 327.2MB in the end (delta: 100.7MB). Free memory was 99.7MB in the beginning and 134.9MB in the end (delta: -35.2MB). Peak memory consumption was 146.5MB. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 327.2MB. Free memory was 134.9MB in the beginning and 134.3MB in the end (delta: 553.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 10809]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 6167, overapproximation of bitwiseOr at line 7938, overapproximation of bitwiseAnd at line 7939, overapproximation of bitwiseComplement at line 7045. Possible FailurePath: [L6164-L6171] static struct mutex ppp_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex.wait_lock", 0, 0UL}}}}, {& ppp_mutex.wait_list, & ppp_mutex.wait_list}, (struct task_struct *)0, (char const *)0, (void *)(& ppp_mutex), {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex", 0, 0UL}}; [L6172] static atomic_t ppp_unit_count = {0}; [L6173] static atomic_t channel_count = {0}; [L6174] static int ppp_net_id ; [L6207] static struct class *ppp_class ; [L6268-L6269] static int const npindex_to_proto[6U] = { (int const )33, (int const )87, (int const )43, (int const )41, (int const )641, (int const )643}; [L6313-L6314] static int const npindex_to_ethertype[6U] = { (int const )2048, (int const )34525, (int const )33079, (int const )16, (int const )34887, (int const )34888}; [L7621-L7646] static struct file_operations const ppp_device_fops = {& __this_module, & noop_llseek, & ppp_read, & ppp_write, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (int (*)(struct file * , void * , int (*)(void * , char const * , int , loff_t , u64 , unsigned int ) ))0, & ppp_poll, & ppp_ioctl, (long (*)(struct file * , unsigned int , unsigned long ))0, (int (*)(struct file * , struct vm_area_struct * ))0, & ppp_open, (int (*)(struct file * , fl_owner_t ))0, & ppp_release, (int (*)(struct file * , int ))0, (int (*)(struct kiocb * , int ))0, (int (*)(int , struct file * , int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct file * , struct page * , int , size_t , loff_t * , int ))0, (unsigned long (*)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ))0, (int (*)(int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct pipe_inode_info * , struct file * , loff_t * , size_t , unsigned int ))0, (ssize_t (*)(struct file * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ))0, (int (*)(struct file * , long , struct file_lock ** ))0, (long (*)(struct file * , int , loff_t , loff_t ))0}; [L7679-L7680] static struct pernet_operations ppp_net_ops = {{(struct list_head *)0, (struct list_head *)0}, & ppp_init_net, & ppp_exit_net, (void (*)(struct list_head * ))0, & ppp_net_id, 376UL}; [L7891-L7927] static struct net_device_ops const ppp_netdev_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, & ppp_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & ppp_net_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, (int (*)(struct net_device * , int ))0, (int (*)(struct net_device * , struct neigh_parms * ))0, (void (*)(struct net_device * ))0, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L8312] static bool mp_protocol_compress = (bool )1; [L9989] static struct list_head compressor_list = {& compressor_list, & compressor_list}; [L9990-L9994] static spinlock_t compressor_list_lock = {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "compressor_list_lock", 0, 0UL}}}}; [L10620] int LDV_IN_INTERRUPT ; [L10813] int ldv_module_refcounter = 1; VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10622] struct file *var_group1 ; [L10623] char *var_ppp_read_5_p1 ; [L10624] size_t var_ppp_read_5_p2 ; [L10625] loff_t *var_ppp_read_5_p3 ; [L10626] ssize_t res_ppp_read_5 ; [L10627] char const *var_ppp_write_6_p1 ; [L10628] size_t var_ppp_write_6_p2 ; [L10629] loff_t *var_ppp_write_6_p3 ; [L10630] ssize_t res_ppp_write_6 ; [L10631] poll_table *var_ppp_poll_7_p1 ; [L10632] unsigned int var_ppp_ioctl_9_p1 ; [L10633] unsigned long var_ppp_ioctl_9_p2 ; [L10634] struct inode *var_group2 ; [L10635] int res_ppp_open_3 ; [L10636] struct net *var_group3 ; [L10637] struct sk_buff *var_group4 ; [L10638] struct net_device *var_group5 ; [L10639] struct ifreq *var_group6 ; [L10640] int var_ppp_net_ioctl_15_p2 ; [L10641] int ldv_s_ppp_device_fops_file_operations ; [L10642] int tmp ; [L10643] int tmp___0 ; [L10644] int tmp___1 ; [L10647] ldv_s_ppp_device_fops_file_operations = 0 [L10648] LDV_IN_INTERRUPT = 1 [L10649] FCALL ldv_initialize() [L10650] CALL, EXPR ppp_init() [L7682] int err ; [L7683] struct lock_class_key __key ; [L7684] struct class *tmp ; [L7685] long tmp___0 ; [L7686] long tmp___1 ; [L7690] CALL, EXPR register_pernet_device(& ppp_net_ops) [L11180] return __VERIFIER_nondet_int(); [L7690] RET, EXPR register_pernet_device(& ppp_net_ops) [L7690] err = register_pernet_device(& ppp_net_ops) [L7692] COND FALSE !(err != 0) [L7700] CALL, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) [L5879] int tmp ; [L5882] CALL, EXPR __register_chrdev(major, 0U, 256U, name, fops) [L11003] return __VERIFIER_nondet_int(); [L5882] RET, EXPR __register_chrdev(major, 0U, 256U, name, fops) [L5882] tmp = __register_chrdev(major, 0U, 256U, name, fops) [L5884] return (tmp); VAL [\old(major)=108, \result=0, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, fops={66:0}, fops={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, major=108, mp_protocol_compress=1, name={18:0}, name={18:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0] [L7700] RET, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) [L7700] err = register_chrdev(108U, "ppp", & ppp_device_fops) [L7702] COND FALSE !(err != 0) [L7710] CALL, EXPR __class_create(& __this_module, "ppp", & __key) [L10972] CALL, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10957] COND TRUE __VERIFIER_nondet_bool() [L10957] return 0; VAL [\old(size)=128, \result={0:0}, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, size=128] [L10972] RET, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={18446744073709551868:18446744073709551884}, arg0={18446744073709551868:18446744073709551884}, arg0={18446744073709551868:18446744073709551884}, arg1={20:0}, arg1={20:0}, arg2={91:0}, arg2={91:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct class))={0:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10972] return ldv_malloc(sizeof(struct class)); [L7710] RET, EXPR __class_create(& __this_module, "ppp", & __key) [L7710] tmp = __class_create(& __this_module, "ppp", & __key) [L7711] ppp_class = tmp VAL [__key={91:0}, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] CALL, EXPR IS_ERR((void const *)ppp_class) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, ptr={0:0}] [L5217] long tmp ; [L5220] tmp = __builtin_expect((long )((unsigned long )ptr > 0x0ffffffffffff000UL), 0L) [L5222] return (tmp); VAL [\result=0, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, ptr={0:0}, ptr={0:0}, tmp=0] [L7712] RET, EXPR IS_ERR((void const *)ppp_class) VAL [__key={91:0}, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, IS_ERR((void const *)ppp_class)=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] tmp___1 = IS_ERR((void const *)ppp_class) [L7714] COND FALSE !(tmp___1 != 0L) [L7725] return (0); [L7725] return (0); VAL [\result=0, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}, tmp___1=0] [L10650] RET, EXPR ppp_init() [L10650] tmp = ppp_init() [L10652] COND FALSE !(tmp != 0) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0] [L10784] tmp___1 = __VERIFIER_nondet_int() [L10786] COND TRUE tmp___1 != 0 VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___1=-2] [L10659] tmp___0 = __VERIFIER_nondet_int() [L10661] COND FALSE !(tmp___0 == 0) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10664] COND FALSE !(tmp___0 == 1) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10667] COND FALSE !(tmp___0 == 2) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10670] COND FALSE !(tmp___0 == 3) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10673] COND FALSE !(tmp___0 == 4) VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10676] COND TRUE tmp___0 == 5 VAL [__this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10753] CALL ppp_ioctl(var_group1, var_ppp_ioctl_9_p1, var_ppp_ioctl_9_p2) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6746] struct ppp_file *pf ; [L6747] struct ppp *ppp ; [L6748] int err ; [L6749] int val ; [L6750] int val2 ; [L6751] int i ; [L6752] struct ppp_idle idle ; [L6753] struct npioctl npi ; [L6754] int unit ; [L6755] int cflags ; [L6756] struct slcompress *vj ; [L6757] void *argp ; [L6758] int *p ; [L6759] struct task_struct *tmp ; [L6760] int tmp___0 ; [L6761] struct ppp_file const *__mptr ; [L6762] long tmp___1 ; [L6763] long tmp___2 ; [L6764] struct channel *pch ; [L6765] struct ppp_channel *chan ; [L6766] struct ppp_file const *__mptr___0 ; [L6767] int __ret_gu ; [L6768] unsigned long __val_gu ; [L6769] struct ppp_file const *__mptr___1 ; [L6770] int __ret_gu___0 ; [L6771] unsigned long __val_gu___0 ; [L6772] int __ret_gu___1 ; [L6773] unsigned long __val_gu___1 ; [L6774] int __ret_pu ; [L6775] int __pu_val ; [L6776] int __ret_pu___0 ; [L6777] int __pu_val___0 ; [L6778] int __ret_gu___2 ; [L6779] unsigned long __val_gu___2 ; [L6780] int __ret_pu___1 ; [L6781] int __pu_val___1 ; [L6782] int tmp___3 ; [L6783] int __ret_gu___3 ; [L6784] unsigned long __val_gu___3 ; [L6785] unsigned long tmp___4 ; [L6786] int tmp___5 ; [L6787] struct sock_filter *code ; [L6788] struct sock_filter *code___0 ; [L6789] int __ret_gu___4 ; [L6790] unsigned long __val_gu___4 ; [L6792] EXPR file->private_data [L6792] pf = (struct ppp_file *)file->private_data [L6793] err = -14 [L6794] argp = (void *)arg [L6795] p = (int *)argp VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6796] COND FALSE !((unsigned long )pf == (unsigned long )((struct ppp_file *)0)) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6804] COND FALSE !(cmd == 1074033724U) [L6840] EXPR pf->kind VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, pf->kind=-4294967295, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6840] COND FALSE !((unsigned int )pf->kind == 2U) [L6923] EXPR pf->kind VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, pf->kind=-4294967295, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6923] COND FALSE !((unsigned int )pf->kind != 1U) [L6931] FCALL mutex_lock_nested(& ppp_mutex, 0U) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6932] __mptr___1 = (struct ppp_file const *)pf [L6933] ppp = (struct ppp *)__mptr___1 VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6935] COND FALSE !((int )cmd == 1074033746) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6938] COND TRUE (int )cmd == 1074033753 VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7014] FCALL might_fault() VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __this_module={18446744073709551868:18446744073709551884}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7037] val = (int )__val_gu___1 VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7038] COND FALSE !(__ret_gu___1 != 0) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7043] CALL spin_lock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L7043] RET spin_lock_bh(& ppp->wlock) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7044] CALL spin_lock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L7044] RET spin_lock_bh(& ppp->rlock) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7045] EXPR ppp->flags [L7045] cflags = (int )(ppp->flags & (unsigned int )(~ val)) [L7046] ppp->flags = (unsigned int )val & 4214508U VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, cflags=79, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7047] CALL spin_unlock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L7047] RET spin_unlock_bh(& ppp->rlock) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, cflags=79, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7048] CALL spin_unlock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L7048] RET spin_unlock_bh(& ppp->wlock) VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, cflags=79, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7050] COND TRUE (cflags & 64) != 0 VAL [\old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={18446744073709551854:-237}, __ret_gu___1=0, __this_module={18446744073709551868:18446744073709551884}, __val_gu___1=4294967291, arg=18446744073709551612, argp={0:-4}, cflags=79, channel_count={62:0}, cmd=1074033753, code={95:0}, code___0={89:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551892:-3}, file={18446744073709551892:-3}, idle={93:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={92:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-5] [L7052] CALL ppp_ccp_closed(ppp) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9952] void *xstate ; [L9953] void *rstate ; [L9954] struct compressor *xcomp ; [L9955] struct compressor *rcomp ; VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9958] CALL spin_lock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L9958] RET spin_lock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9959] CALL spin_lock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L9959] RET spin_lock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9960] EXPR ppp->flags [L9960] ppp->flags = ppp->flags & 4294967103U [L9961] ppp->xstate = 0U [L9962] EXPR ppp->xcomp [L9962] xcomp = ppp->xcomp [L9963] EXPR ppp->xc_state [L9963] xstate = ppp->xc_state [L9964] ppp->xc_state = (void *)0 [L9965] ppp->rstate = 0U [L9966] EXPR ppp->rcomp [L9966] rcomp = ppp->rcomp [L9967] EXPR ppp->rc_state [L9967] rstate = ppp->rc_state [L9968] ppp->rc_state = (void *)0 VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551856:18446744073709551874}, rstate={18446744073709551880:18446744073709551878}, xcomp={18446744073709551544:-18}, xstate={18446744073709551544:73}] [L9969] CALL spin_unlock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L9969] RET spin_unlock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551856:18446744073709551874}, rstate={18446744073709551880:18446744073709551878}, xcomp={18446744073709551544:-18}, xstate={18446744073709551544:73}] [L9970] CALL spin_unlock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L9970] RET spin_unlock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551856:18446744073709551874}, rstate={18446744073709551880:18446744073709551878}, xcomp={18446744073709551544:-18}, xstate={18446744073709551544:73}] [L9972] COND TRUE (unsigned long )xstate != (unsigned long )((void *)0) [L9974] EXPR xcomp->comp_free VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551856:18446744073709551874}, rstate={18446744073709551880:18446744073709551878}, xcomp={18446744073709551544:-18}, xcomp->comp_free={-1:12}, xstate={18446744073709551544:73}] [L9974] CALL (*(xcomp->comp_free))(xstate) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7931] dev->netdev_ops = & ppp_netdev_ops [L7932] dev->hard_header_len = (unsigned short)4 [L7933] dev->mtu = 1500U [L7934] dev->addr_len = (unsigned char)0 [L7935] dev->tx_queue_len = 3UL [L7936] dev->type = (unsigned short)512 [L7937] dev->flags = 4240U [L7938] EXPR dev->features [L7938] dev->features = dev->features | 8192U [L7939] EXPR dev->priv_flags [L7939] dev->priv_flags = dev->priv_flags & 4294966271U [L9974] RET (*(xcomp->comp_free))(xstate) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={18446744073709551854:-237}, ppp={18446744073709551854:-237}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551856:18446744073709551874}, rstate={18446744073709551880:18446744073709551878}, xcomp={18446744073709551544:-18}, xcomp->comp_free={-1:12}, xstate={18446744073709551544:73}] [L9975] EXPR xcomp->owner [L9975] CALL ldv_module_put_5(xcomp->owner) [L10926] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={78:-77}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10845] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={78:-77}, module={78:-77}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10846] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={78:-77}, module={78:-77}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10848] CALL ldv_blast_assert() VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10809] reach_error() VAL [\old(ldv_module_refcounter)=1, __this_module={18446744073709551868:18446744073709551884}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 97 procedures, 1462 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.9s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 16.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 8705 SdHoareTripleChecker+Valid, 14.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7969 mSDsluCounter, 22992 SdHoareTripleChecker+Invalid, 13.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14735 mSDsCounter, 2980 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12699 IncrementalHoareTripleChecker+Invalid, 15680 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2980 mSolverCounterUnsat, 8257 mSDtfsCounter, 12699 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 327 GetRequests, 305 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3982occurred in iteration=5, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 2343 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 651 NumberOfCodeBlocks, 651 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 641 ConstructedInterpolants, 0 QuantifiedInterpolants, 956 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1593 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 139/151 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 13:53:16,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb --- 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 [2022-12-13 13:53:18,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:53:18,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:53:18,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:53:18,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:53:18,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:53:18,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:53:18,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:53:18,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:53:18,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:53:18,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:53:18,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:53:18,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:53:18,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:53:18,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:53:18,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:53:18,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:53:18,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:53:18,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:53:18,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:53:18,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:53:18,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:53:18,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:53:18,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:53:18,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:53:18,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:53:18,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:53:18,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:53:18,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:53:18,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:53:18,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:53:18,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:53:18,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:53:18,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:53:18,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:53:18,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:53:18,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:53:18,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:53:18,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:53:18,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:53:18,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:53:18,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 13:53:18,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:53:18,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:53:18,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:53:18,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:53:18,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:53:18,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:53:18,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:53:18,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:53:18,103 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:53:18,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:53:18,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:53:18,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:53:18,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:53:18,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:53:18,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:53:18,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:53:18,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:53:18,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:53:18,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:53:18,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:53:18,105 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:53:18,106 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb [2022-12-13 13:53:18,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:53:18,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:53:18,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:53:18,342 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:53:18,343 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:53:18,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-12-13 13:53:20,885 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:53:21,254 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:53:21,255 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-12-13 13:53:21,287 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data/f0f3b9f36/47a42b4dbbba48f7b5190aaf12ee59e0/FLAG37658c41f [2022-12-13 13:53:21,299 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/data/f0f3b9f36/47a42b4dbbba48f7b5190aaf12ee59e0 [2022-12-13 13:53:21,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:53:21,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:53:21,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:53:21,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:53:21,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:53:21,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:53:21" (1/1) ... [2022-12-13 13:53:21,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cb464b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:21, skipping insertion in model container [2022-12-13 13:53:21,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:53:21" (1/1) ... [2022-12-13 13:53:21,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:53:21,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:53:21,728 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:53:21,734 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:53:21,749 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 13:53:21,822 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:53:21,917 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:53:21,921 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 13:53:21,924 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:53:21,927 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 13:53:21,976 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:53:21,977 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 13:53:21,981 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 13:53:21,984 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 13:53:22,064 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-13 13:53:22,080 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,080 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:53:22,081 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:53:22,081 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:53:22,086 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,086 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:53:22,108 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-13 13:53:22,148 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,190 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-13 13:53:22,214 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:53:22,232 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 13:53:22,234 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 13:53:22,273 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 13:53:22,274 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 13:53:22,280 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 13:53:22,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,358 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:53:22,358 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:53:22,447 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 13:53:22,456 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 13:53:22,458 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:53:22,458 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,459 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:53:22,460 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:53:22,460 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 13:53:22,461 WARN L623 FunctionHandler]: Unknown extern function skb_copy_datagram_iovec [2022-12-13 13:53:22,462 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,466 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,467 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,467 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,476 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 13:53:22,477 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-13 13:53:22,477 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,482 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,483 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,484 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,484 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,485 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 13:53:22,486 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 13:53:22,486 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,487 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,489 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,489 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,491 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,491 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,492 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,492 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,494 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,494 WARN L623 FunctionHandler]: Unknown extern function slhc_init [2022-12-13 13:53:22,495 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,496 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:53:22,498 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,499 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,500 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,501 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,503 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,504 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,504 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,505 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,505 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,505 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,511 WARN L623 FunctionHandler]: Unknown extern function idr_init [2022-12-13 13:53:22,511 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 13:53:22,512 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,515 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 13:53:22,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,519 WARN L623 FunctionHandler]: Unknown extern function register_pernet_device [2022-12-13 13:53:22,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,520 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-13 13:53:22,521 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:53:22,522 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:53:22,527 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,528 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,529 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,542 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,547 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:22,547 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,549 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,549 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,549 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,550 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,550 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:22,550 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,550 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,551 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,552 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,552 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,553 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,553 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,554 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,554 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,556 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,557 WARN L623 FunctionHandler]: Unknown extern function slhc_compress [2022-12-13 13:53:22,557 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,558 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,558 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,559 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:22,560 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,560 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,561 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,561 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,562 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,564 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,565 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,575 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,577 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,578 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,579 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,580 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,581 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 13:53:22,581 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,582 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,582 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,586 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,587 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,587 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,587 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,588 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,588 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,589 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,589 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,589 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,590 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,591 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,591 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,592 WARN L623 FunctionHandler]: Unknown extern function slhc_toss [2022-12-13 13:53:22,594 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:53:22,595 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,595 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,595 WARN L623 FunctionHandler]: Unknown extern function skb_copy_bits [2022-12-13 13:53:22,596 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,597 WARN L623 FunctionHandler]: Unknown extern function slhc_uncompress [2022-12-13 13:53:22,597 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,598 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,607 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 13:53:22,608 WARN L623 FunctionHandler]: Unknown extern function slhc_remember [2022-12-13 13:53:22,608 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,609 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,609 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,610 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,610 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,611 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:53:22,611 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,611 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,612 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,612 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,613 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,613 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,614 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,614 WARN L623 FunctionHandler]: Unknown extern function skb_pull_rcsum [2022-12-13 13:53:22,614 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 13:53:22,614 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,616 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:53:22,616 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,617 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,618 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,618 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,618 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,621 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,621 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,622 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,624 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,624 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,626 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,627 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,628 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,629 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,630 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,634 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 13:53:22,634 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,634 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 13:53:22,636 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,636 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,637 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,637 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,638 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 13:53:22,638 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 13:53:22,639 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:22,639 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,641 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:53:22,655 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:22,655 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,658 WARN L623 FunctionHandler]: Unknown extern function alloc_netdev_mqs [2022-12-13 13:53:22,659 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,660 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,660 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,661 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 13:53:22,661 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 13:53:22,662 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,662 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,662 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,663 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:53:22,663 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:53:22,664 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,664 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 13:53:22,665 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,665 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,665 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,666 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,666 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:53:22,667 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,667 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,667 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,667 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,667 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,667 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,668 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:53:22,670 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,670 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:53:22,671 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:53:22,671 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,672 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:53:22,672 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:53:22,672 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:22,673 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,674 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,674 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,674 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,678 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:53:22,678 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-13 13:53:22,678 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:53:22,682 WARN L623 FunctionHandler]: Unknown extern function idr_pre_get [2022-12-13 13:53:22,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,682 WARN L623 FunctionHandler]: Unknown extern function idr_get_new_above [2022-12-13 13:53:22,683 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:53:22,683 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:53:22,684 WARN L623 FunctionHandler]: Unknown extern function idr_find [2022-12-13 13:53:22,698 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:53:22,699 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:22,699 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:22,700 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:22,704 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_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-12-13 13:53:22,710 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_int [2022-12-13 13:53:22,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:53:22,761 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 13:53:22,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:53:22,861 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:53:22,861 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:53:22,861 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 13:53:22,863 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:53:22,865 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:53:22,866 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 13:53:22,866 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:53:22,866 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 13:53:22,867 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:53:22,867 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 13:53:22,867 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 13:53:22,867 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 13:53:22,868 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-13 13:53:22,869 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,869 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:53:22,870 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:53:22,870 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:53:22,870 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,871 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:53:22,871 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-13 13:53:22,874 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,886 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-13 13:53:22,888 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:53:22,889 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 13:53:22,890 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 13:53:22,891 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 13:53:22,892 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 13:53:22,892 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 13:53:22,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,895 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:53:22,895 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:53:22,898 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 13:53:22,901 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 13:53:22,902 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:53:22,902 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,902 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:53:22,903 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:53:22,903 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 13:53:22,903 WARN L623 FunctionHandler]: Unknown extern function skb_copy_datagram_iovec [2022-12-13 13:53:22,904 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,905 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,905 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,905 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,907 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 13:53:22,907 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-13 13:53:22,908 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,909 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,910 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,910 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,910 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,911 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 13:53:22,911 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 13:53:22,911 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,912 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,913 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,913 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,914 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,914 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,915 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,915 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,916 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,916 WARN L623 FunctionHandler]: Unknown extern function slhc_init [2022-12-13 13:53:22,916 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,917 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:53:22,918 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,919 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,919 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,920 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,920 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,921 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,921 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,922 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,922 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,922 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,922 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:22,923 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,924 WARN L623 FunctionHandler]: Unknown extern function idr_init [2022-12-13 13:53:22,924 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 13:53:22,924 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,925 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 13:53:22,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,925 WARN L623 FunctionHandler]: Unknown extern function register_pernet_device [2022-12-13 13:53:22,926 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,926 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:22,926 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-13 13:53:22,927 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:53:22,927 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:53:22,928 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,929 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,929 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,933 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,934 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:22,935 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,936 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,936 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,936 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,936 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,936 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:22,936 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,937 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,937 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,937 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,938 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,938 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,938 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,939 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,939 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,940 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,940 WARN L623 FunctionHandler]: Unknown extern function slhc_compress [2022-12-13 13:53:22,941 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,941 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,941 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,942 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:22,942 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,942 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,943 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,943 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,944 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,944 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,945 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,949 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,950 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,951 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,951 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,952 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,953 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 13:53:22,953 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:22,953 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,953 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,954 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,954 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,954 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,954 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,955 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,955 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,955 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,956 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,956 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,956 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,957 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,957 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,958 WARN L623 FunctionHandler]: Unknown extern function slhc_toss [2022-12-13 13:53:22,959 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:53:22,959 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,959 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,960 WARN L623 FunctionHandler]: Unknown extern function skb_copy_bits [2022-12-13 13:53:22,960 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,960 WARN L623 FunctionHandler]: Unknown extern function slhc_uncompress [2022-12-13 13:53:22,960 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,961 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,961 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 13:53:22,962 WARN L623 FunctionHandler]: Unknown extern function slhc_remember [2022-12-13 13:53:22,962 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,963 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:22,963 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,963 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:22,963 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,964 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:53:22,964 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,964 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,964 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,965 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,965 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:22,966 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,966 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,966 WARN L623 FunctionHandler]: Unknown extern function skb_pull_rcsum [2022-12-13 13:53:22,966 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 13:53:22,966 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,967 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:53:22,968 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,968 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,968 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,969 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:22,969 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,971 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:22,971 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:22,972 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,973 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,973 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,975 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,975 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,976 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,977 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:22,978 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:22,980 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 13:53:22,981 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,981 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 13:53:22,982 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,982 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,982 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:22,983 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:22,983 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 13:53:22,983 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 13:53:22,984 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:22,984 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:22,985 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:53:22,993 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:22,993 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:22,995 WARN L623 FunctionHandler]: Unknown extern function alloc_netdev_mqs [2022-12-13 13:53:22,996 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,996 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:22,996 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,997 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 13:53:22,997 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 13:53:22,998 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:22,998 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,998 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:22,998 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:53:22,999 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:53:22,999 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:22,999 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 13:53:23,000 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,000 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,000 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,001 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,001 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:53:23,001 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,001 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,001 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,001 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,002 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,002 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,002 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:53:23,004 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,004 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:53:23,005 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:53:23,005 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,005 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:53:23,005 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:53:23,006 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:23,006 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,007 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,007 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,007 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,007 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,007 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,008 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,008 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:53:23,008 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-13 13:53:23,008 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:53:23,008 WARN L623 FunctionHandler]: Unknown extern function idr_pre_get [2022-12-13 13:53:23,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,009 WARN L623 FunctionHandler]: Unknown extern function idr_get_new_above [2022-12-13 13:53:23,009 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:53:23,010 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:53:23,010 WARN L623 FunctionHandler]: Unknown extern function idr_find [2022-12-13 13:53:23,010 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:53:23,011 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:23,011 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:23,012 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:23,012 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_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-12-13 13:53:23,013 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_int [2022-12-13 13:53:23,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:53:23,034 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:53:23,080 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:53:23,080 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 13:53:23,080 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-13 13:53:23,082 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 13:53:23,083 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 13:53:23,083 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 13:53:23,084 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 13:53:23,084 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 13:53:23,084 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:53:23,085 WARN L623 FunctionHandler]: Unknown extern function lock_is_held [2022-12-13 13:53:23,085 WARN L623 FunctionHandler]: Unknown extern function lock_acquire [2022-12-13 13:53:23,085 WARN L623 FunctionHandler]: Unknown extern function lock_release [2022-12-13 13:53:23,085 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-12-13 13:53:23,086 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,086 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:53:23,086 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 13:53:23,087 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-13 13:53:23,087 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,087 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 13:53:23,087 WARN L623 FunctionHandler]: Unknown extern function __alloc_skb [2022-12-13 13:53:23,091 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:23,095 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-12-13 13:53:23,097 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:53:23,098 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-13 13:53:23,098 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-13 13:53:23,099 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 13:53:23,100 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 13:53:23,100 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 13:53:23,100 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,103 WARN L623 FunctionHandler]: Unknown extern function debug_lockdep_rcu_enabled [2022-12-13 13:53:23,103 WARN L623 FunctionHandler]: Unknown extern function lockdep_rcu_dereference [2022-12-13 13:53:23,106 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 13:53:23,108 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 13:53:23,109 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:53:23,109 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:23,109 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 13:53:23,110 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 13:53:23,110 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 13:53:23,110 WARN L623 FunctionHandler]: Unknown extern function skb_copy_datagram_iovec [2022-12-13 13:53:23,111 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,111 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,112 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,112 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,113 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 13:53:23,114 WARN L623 FunctionHandler]: Unknown extern function sk_chk_filter [2022-12-13 13:53:23,114 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,124 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,124 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,124 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,125 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,125 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,125 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 13:53:23,126 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 13:53:23,126 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,126 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,127 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,127 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,128 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,128 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,129 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,129 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,130 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,130 WARN L623 FunctionHandler]: Unknown extern function slhc_init [2022-12-13 13:53:23,130 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,131 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:53:23,132 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,132 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,133 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,133 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,134 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,134 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,134 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,135 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,135 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,135 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,135 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 13:53:23,136 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,137 WARN L623 FunctionHandler]: Unknown extern function idr_init [2022-12-13 13:53:23,137 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 13:53:23,137 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:23,138 WARN L623 FunctionHandler]: Unknown extern function idr_destroy [2022-12-13 13:53:23,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,138 WARN L623 FunctionHandler]: Unknown extern function register_pernet_device [2022-12-13 13:53:23,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,139 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,139 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-13 13:53:23,139 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 13:53:23,140 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:53:23,141 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:23,141 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,141 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,145 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:23,146 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:23,146 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,147 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,147 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,147 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:23,147 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,147 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:23,148 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,148 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,148 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,148 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:23,149 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:23,149 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:23,149 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,150 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:23,150 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:23,151 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,151 WARN L623 FunctionHandler]: Unknown extern function slhc_compress [2022-12-13 13:53:23,151 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,152 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,152 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,152 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 13:53:23,153 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,153 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,153 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,153 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,154 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,155 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,156 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,159 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,160 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,161 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,161 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,162 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:23,163 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 13:53:23,163 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,163 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:23,163 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:23,164 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,164 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,164 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:23,164 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,165 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,165 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,165 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:23,165 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,166 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:23,166 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:23,166 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:23,167 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,167 WARN L623 FunctionHandler]: Unknown extern function slhc_toss [2022-12-13 13:53:23,168 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:53:23,168 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,169 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,169 WARN L623 FunctionHandler]: Unknown extern function skb_copy_bits [2022-12-13 13:53:23,169 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,169 WARN L623 FunctionHandler]: Unknown extern function slhc_uncompress [2022-12-13 13:53:23,170 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:23,170 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,170 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 13:53:23,171 WARN L623 FunctionHandler]: Unknown extern function slhc_remember [2022-12-13 13:53:23,171 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,172 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 13:53:23,172 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,172 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 13:53:23,172 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,172 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-12-13 13:53:23,173 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:23,173 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:23,173 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:23,173 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,174 WARN L623 FunctionHandler]: Unknown extern function sk_run_filter [2022-12-13 13:53:23,174 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,174 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,174 WARN L623 FunctionHandler]: Unknown extern function skb_pull_rcsum [2022-12-13 13:53:23,177 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 13:53:23,177 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,178 WARN L623 FunctionHandler]: Unknown extern function dev_alloc_skb [2022-12-13 13:53:23,178 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,179 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,179 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,179 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 13:53:23,179 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:23,181 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 13:53:23,181 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 13:53:23,182 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,183 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,183 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,185 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,186 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,187 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:23,187 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,188 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-12-13 13:53:23,192 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-12-13 13:53:23,192 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:23,192 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 13:53:23,193 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:23,194 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:23,194 WARN L623 FunctionHandler]: Unknown extern function _raw_read_lock_bh [2022-12-13 13:53:23,194 WARN L623 FunctionHandler]: Unknown extern function _raw_read_unlock_bh [2022-12-13 13:53:23,195 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 13:53:23,195 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 13:53:23,195 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:23,195 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,196 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 13:53:23,203 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:23,203 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,213 WARN L623 FunctionHandler]: Unknown extern function alloc_netdev_mqs [2022-12-13 13:53:23,213 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:23,214 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 13:53:23,214 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,215 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 13:53:23,215 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 13:53:23,215 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,216 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,216 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,216 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:53:23,217 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 13:53:23,217 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,217 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 13:53:23,218 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,218 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,218 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,218 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 13:53:23,219 WARN L623 FunctionHandler]: Unknown extern function slhc_free [2022-12-13 13:53:23,219 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,219 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,219 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,219 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,220 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,220 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 13:53:23,220 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 13:53:23,221 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 13:53:23,222 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:53:23,223 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:53:23,223 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 13:53:23,223 WARN L623 FunctionHandler]: Unknown extern function _raw_write_lock_bh [2022-12-13 13:53:23,224 WARN L623 FunctionHandler]: Unknown extern function _raw_write_unlock_bh [2022-12-13 13:53:23,224 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 13:53:23,224 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 13:53:23,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,225 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,225 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 13:53:23,225 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 13:53:23,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,226 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 13:53:23,226 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-13 13:53:23,226 WARN L623 FunctionHandler]: Unknown extern function unregister_pernet_device [2022-12-13 13:53:23,227 WARN L623 FunctionHandler]: Unknown extern function idr_pre_get [2022-12-13 13:53:23,227 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 13:53:23,227 WARN L623 FunctionHandler]: Unknown extern function idr_get_new_above [2022-12-13 13:53:23,227 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:53:23,228 WARN L623 FunctionHandler]: Unknown extern function idr_remove [2022-12-13 13:53:23,228 WARN L623 FunctionHandler]: Unknown extern function idr_find [2022-12-13 13:53:23,229 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 13:53:23,229 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:23,229 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:23,230 WARN L623 FunctionHandler]: Unknown extern function ldv_check_return_value [2022-12-13 13:53:23,231 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_2cade1cc-67eb-4450-868e-d5352d3bd0b8/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2022-12-13 13:53:23,231 WARN L623 FunctionHandler]: Unknown extern function ldv_undefined_int [2022-12-13 13:53:23,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:53:23,372 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:53:23,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23 WrapperNode [2022-12-13 13:53:23,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:53:23,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:53:23,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:53:23,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:53:23,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,486 INFO L138 Inliner]: procedures = 316, calls = 1793, calls flagged for inlining = 147, calls inlined = 117, statements flattened = 4122 [2022-12-13 13:53:23,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:53:23,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:53:23,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:53:23,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:53:23,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,591 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:53:23,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:53:23,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:53:23,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:53:23,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (1/1) ... [2022-12-13 13:53:23,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:53:23,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:53:23,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:53:23,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:53:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2022-12-13 13:53:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2022-12-13 13:53:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 13:53:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 13:53:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-12-13 13:53:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-12-13 13:53:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2022-12-13 13:53:23,669 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2022-12-13 13:53:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 13:53:23,670 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2022-12-13 13:53:23,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2022-12-13 13:53:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 13:53:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 13:53:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-12-13 13:53:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 13:53:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-12-13 13:53:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-12-13 13:53:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2022-12-13 13:53:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2022-12-13 13:53:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-13 13:53:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2022-12-13 13:53:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 13:53:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 13:53:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-13 13:53:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:53:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:53:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-12-13 13:53:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-12-13 13:53:23,679 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 13:53:23,679 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 13:53:24,175 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:53:24,178 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:53:27,470 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-13 13:53:27,470 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-13 13:53:36,351 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:53:36,354 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:53:36,356 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:53:36,357 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:53:36,362 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 13:53:46,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset := get_current(); srcloc: null [2022-12-13 13:53:46,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset := ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset;havoc ppp_read_#t~ret294#1.base, ppp_read_#t~ret294#1.offset;ppp_read_~__ptr~0#1.base, ppp_read_~__ptr~0#1.offset := ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset; [2022-12-13 13:53:46,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##437: assume !false; [2022-12-13 13:53:46,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume false; [2022-12-13 13:53:46,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset := ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset;havoc ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset;ppp_read_~__ptr___3~0#1.base, ppp_read_~__ptr___3~0#1.offset := ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset; [2022-12-13 13:53:46,786 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret306#1.base, ppp_read_#t~ret306#1.offset := get_current(); srcloc: null [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume !false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##260: assume false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##271: assume !false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2022-12-13 13:53:46,787 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##317: assume false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume !false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##324: assume !false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##323: assume false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##173: assume !false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2022-12-13 13:53:46,788 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##338: assume !false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##337: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2022-12-13 13:53:46,789 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##367: assume !false; [2022-12-13 13:53:46,790 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume false; [2022-12-13 13:53:46,845 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:53:46,860 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:53:46,860 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-12-13 13:53:46,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:53:46 BoogieIcfgContainer [2022-12-13 13:53:46,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:53:46,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:53:46,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:53:46,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:53:46,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:53:21" (1/3) ... [2022-12-13 13:53:46,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116d6b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:53:46, skipping insertion in model container [2022-12-13 13:53:46,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:53:23" (2/3) ... [2022-12-13 13:53:46,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116d6b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:53:46, skipping insertion in model container [2022-12-13 13:53:46,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:53:46" (3/3) ... [2022-12-13 13:53:46,870 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2022-12-13 13:53:46,884 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:53:46,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:53:46,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:53:46,954 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=PETRI_NET, 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;@5f8a778, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:53:46,954 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:53:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand has 1432 states, 1013 states have (on average 1.3534057255676208) internal successors, (1371), 1048 states have internal predecessors, (1371), 326 states have call successors, (326), 93 states have call predecessors, (326), 93 states have return successors, (326), 318 states have call predecessors, (326), 326 states have call successors, (326) [2022-12-13 13:53:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 13:53:46,966 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:46,967 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:53:46,967 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:46,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:46,971 INFO L85 PathProgramCache]: Analyzing trace with hash 2078505288, now seen corresponding path program 1 times [2022-12-13 13:53:46,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:53:46,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1932543401] [2022-12-13 13:53:46,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:46,982 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:46,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:53:46,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:53:46,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 13:53:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:47,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:53:47,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:53:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 13:53:47,678 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:53:47,679 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:53:47,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1932543401] [2022-12-13 13:53:47,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1932543401] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:53:47,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:53:47,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:53:47,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265025565] [2022-12-13 13:53:47,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:53:47,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:53:47,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:53:47,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:53:47,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:53:47,720 INFO L87 Difference]: Start difference. First operand has 1432 states, 1013 states have (on average 1.3534057255676208) internal successors, (1371), 1048 states have internal predecessors, (1371), 326 states have call successors, (326), 93 states have call predecessors, (326), 93 states have return successors, (326), 318 states have call predecessors, (326), 326 states have call successors, (326) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:53:47,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:47,968 INFO L93 Difference]: Finished difference Result 4250 states and 6135 transitions. [2022-12-13 13:53:47,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:53:47,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-12-13 13:53:47,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:47,991 INFO L225 Difference]: With dead ends: 4250 [2022-12-13 13:53:47,991 INFO L226 Difference]: Without dead ends: 2804 [2022-12-13 13:53:47,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:53:48,001 INFO L413 NwaCegarLoop]: 2349 mSDtfsCounter, 1978 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1978 SdHoareTripleChecker+Valid, 4305 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:48,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1978 Valid, 4305 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:53:48,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2804 states. [2022-12-13 13:53:48,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2804 to 2801. [2022-12-13 13:53:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2801 states, 1975 states have (on average 1.3291139240506329) internal successors, (2625), 2042 states have internal predecessors, (2625), 641 states have call successors, (641), 185 states have call predecessors, (641), 184 states have return successors, (642), 623 states have call predecessors, (642), 639 states have call successors, (642) [2022-12-13 13:53:48,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2801 states and 3908 transitions. [2022-12-13 13:53:48,150 INFO L78 Accepts]: Start accepts. Automaton has 2801 states and 3908 transitions. Word has length 12 [2022-12-13 13:53:48,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:48,150 INFO L495 AbstractCegarLoop]: Abstraction has 2801 states and 3908 transitions. [2022-12-13 13:53:48,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 13:53:48,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3908 transitions. [2022-12-13 13:53:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-13 13:53:48,157 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:48,158 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2022-12-13 13:53:48,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:53:48,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:48,359 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:48,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:48,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1790442611, now seen corresponding path program 1 times [2022-12-13 13:53:48,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:53:48,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [912103341] [2022-12-13 13:53:48,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:48,361 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:48,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:53:48,362 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:53:48,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 13:53:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:49,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 13:53:49,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:53:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 13:53:49,214 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:53:49,214 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:53:49,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [912103341] [2022-12-13 13:53:49,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [912103341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:53:49,215 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:53:49,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:53:49,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580766432] [2022-12-13 13:53:49,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:53:49,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:53:49,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:53:49,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:53:49,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:53:49,217 INFO L87 Difference]: Start difference. First operand 2801 states and 3908 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 13:53:49,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:49,450 INFO L93 Difference]: Finished difference Result 5578 states and 7787 transitions. [2022-12-13 13:53:49,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 13:53:49,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 74 [2022-12-13 13:53:49,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:49,462 INFO L225 Difference]: With dead ends: 5578 [2022-12-13 13:53:49,462 INFO L226 Difference]: Without dead ends: 2801 [2022-12-13 13:53:49,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:53:49,470 INFO L413 NwaCegarLoop]: 1981 mSDtfsCounter, 3 mSDsluCounter, 5931 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7912 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:49,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7912 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:53:49,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2801 states. [2022-12-13 13:53:49,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2801 to 2801. [2022-12-13 13:53:49,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2801 states, 1975 states have (on average 1.3281012658227849) internal successors, (2623), 2040 states have internal predecessors, (2623), 641 states have call successors, (641), 185 states have call predecessors, (641), 184 states have return successors, (642), 623 states have call predecessors, (642), 639 states have call successors, (642) [2022-12-13 13:53:49,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2801 states and 3906 transitions. [2022-12-13 13:53:49,566 INFO L78 Accepts]: Start accepts. Automaton has 2801 states and 3906 transitions. Word has length 74 [2022-12-13 13:53:49,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:49,566 INFO L495 AbstractCegarLoop]: Abstraction has 2801 states and 3906 transitions. [2022-12-13 13:53:49,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 13:53:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3906 transitions. [2022-12-13 13:53:49,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-13 13:53:49,569 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:49,570 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:53:49,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 13:53:49,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:49,770 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:49,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:49,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1751657911, now seen corresponding path program 1 times [2022-12-13 13:53:49,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:53:49,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080780856] [2022-12-13 13:53:49,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:49,772 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:49,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:53:49,773 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:53:49,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 13:53:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:53:50,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 13:53:50,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:53:50,736 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 13:53:50,736 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:53:50,736 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 13:53:50,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080780856] [2022-12-13 13:53:50,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080780856] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:53:50,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:53:50,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:53:50,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186533028] [2022-12-13 13:53:50,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:53:50,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:53:50,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 13:53:50,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:53:50,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:53:50,738 INFO L87 Difference]: Start difference. First operand 2801 states and 3906 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:53:51,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:53:51,004 INFO L93 Difference]: Finished difference Result 6586 states and 9372 transitions. [2022-12-13 13:53:51,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:53:51,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2022-12-13 13:53:51,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:53:51,024 INFO L225 Difference]: With dead ends: 6586 [2022-12-13 13:53:51,024 INFO L226 Difference]: Without dead ends: 3812 [2022-12-13 13:53:51,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:53:51,035 INFO L413 NwaCegarLoop]: 2334 mSDtfsCounter, 502 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 4331 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:53:51,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [655 Valid, 4331 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:53:51,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2022-12-13 13:53:51,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 3796. [2022-12-13 13:53:51,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3796 states, 2682 states have (on average 1.3434004474272931) internal successors, (3603), 2761 states have internal predecessors, (3603), 929 states have call successors, (929), 185 states have call predecessors, (929), 184 states have return successors, (933), 909 states have call predecessors, (933), 927 states have call successors, (933) [2022-12-13 13:53:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 3796 states and 5465 transitions. [2022-12-13 13:53:51,238 INFO L78 Accepts]: Start accepts. Automaton has 3796 states and 5465 transitions. Word has length 89 [2022-12-13 13:53:51,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:53:51,238 INFO L495 AbstractCegarLoop]: Abstraction has 3796 states and 5465 transitions. [2022-12-13 13:53:51,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 13:53:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 3796 states and 5465 transitions. [2022-12-13 13:53:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-13 13:53:51,244 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:53:51,245 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 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] [2022-12-13 13:53:51,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 13:53:51,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:51,445 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:53:51,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:53:51,446 INFO L85 PathProgramCache]: Analyzing trace with hash 347747418, now seen corresponding path program 1 times [2022-12-13 13:53:51,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 13:53:51,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [380808073] [2022-12-13 13:53:51,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:53:51,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:53:51,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 13:53:51,448 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 13:53:51,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 13:54:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:54:16,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:54:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:54:36,591 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 13:54:36,591 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 13:54:36,592 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 13:54:36,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 13:54:36,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 13:54:36,797 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-13 13:54:36,800 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:54:36,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:54:36 BoogieIcfgContainer [2022-12-13 13:54:36,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:54:36,940 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:54:36,940 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:54:36,941 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:54:36,941 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:53:46" (3/4) ... [2022-12-13 13:54:36,944 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 13:54:36,944 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:54:36,944 INFO L158 Benchmark]: Toolchain (without parser) took 75642.68ms. Allocated memory was 121.6MB in the beginning and 211.8MB in the end (delta: 90.2MB). Free memory was 87.3MB in the beginning and 81.3MB in the end (delta: 6.0MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2022-12-13 13:54:36,945 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:54:36,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2069.98ms. Allocated memory was 121.6MB in the beginning and 176.2MB in the end (delta: 54.5MB). Free memory was 87.1MB in the beginning and 93.5MB in the end (delta: -6.4MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. [2022-12-13 13:54:36,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.64ms. Allocated memory is still 176.2MB. Free memory was 93.5MB in the beginning and 71.5MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 13:54:36,946 INFO L158 Benchmark]: Boogie Preprocessor took 126.80ms. Allocated memory is still 176.2MB. Free memory was 71.5MB in the beginning and 81.2MB in the end (delta: -9.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-12-13 13:54:36,946 INFO L158 Benchmark]: RCFGBuilder took 23249.34ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 81.2MB in the beginning and 88.4MB in the end (delta: -7.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2022-12-13 13:54:36,946 INFO L158 Benchmark]: TraceAbstraction took 50074.48ms. Allocated memory is still 211.8MB. Free memory was 88.4MB in the beginning and 82.3MB in the end (delta: 6.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2022-12-13 13:54:36,947 INFO L158 Benchmark]: Witness Printer took 3.57ms. Allocated memory is still 211.8MB. Free memory was 82.3MB in the beginning and 81.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:54:36,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2069.98ms. Allocated memory was 121.6MB in the beginning and 176.2MB in the end (delta: 54.5MB). Free memory was 87.1MB in the beginning and 93.5MB in the end (delta: -6.4MB). Peak memory consumption was 95.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.64ms. Allocated memory is still 176.2MB. Free memory was 93.5MB in the beginning and 71.5MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.80ms. Allocated memory is still 176.2MB. Free memory was 71.5MB in the beginning and 81.2MB in the end (delta: -9.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * RCFGBuilder took 23249.34ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 81.2MB in the beginning and 88.4MB in the end (delta: -7.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. * TraceAbstraction took 50074.48ms. Allocated memory is still 211.8MB. Free memory was 88.4MB in the beginning and 82.3MB in the end (delta: 6.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 3.57ms. Allocated memory is still 211.8MB. Free memory was 82.3MB in the beginning and 81.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 10809]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 6167. Possible FailurePath: [L6164-L6171] static struct mutex ppp_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex.wait_lock", 0, 0UL}}}}, {& ppp_mutex.wait_list, & ppp_mutex.wait_list}, (struct task_struct *)0, (char const *)0, (void *)(& ppp_mutex), {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex", 0, 0UL}}; [L6172] static atomic_t ppp_unit_count = {0}; [L6173] static atomic_t channel_count = {0}; [L6174] static int ppp_net_id ; [L6207] static struct class *ppp_class ; [L6268-L6269] static int const npindex_to_proto[6U] = { (int const )33, (int const )87, (int const )43, (int const )41, (int const )641, (int const )643}; [L6313-L6314] static int const npindex_to_ethertype[6U] = { (int const )2048, (int const )34525, (int const )33079, (int const )16, (int const )34887, (int const )34888}; [L7621-L7646] static struct file_operations const ppp_device_fops = {& __this_module, & noop_llseek, & ppp_read, & ppp_write, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (int (*)(struct file * , void * , int (*)(void * , char const * , int , loff_t , u64 , unsigned int ) ))0, & ppp_poll, & ppp_ioctl, (long (*)(struct file * , unsigned int , unsigned long ))0, (int (*)(struct file * , struct vm_area_struct * ))0, & ppp_open, (int (*)(struct file * , fl_owner_t ))0, & ppp_release, (int (*)(struct file * , int ))0, (int (*)(struct kiocb * , int ))0, (int (*)(int , struct file * , int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct file * , struct page * , int , size_t , loff_t * , int ))0, (unsigned long (*)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ))0, (int (*)(int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct pipe_inode_info * , struct file * , loff_t * , size_t , unsigned int ))0, (ssize_t (*)(struct file * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ))0, (int (*)(struct file * , long , struct file_lock ** ))0, (long (*)(struct file * , int , loff_t , loff_t ))0}; [L7679-L7680] static struct pernet_operations ppp_net_ops = {{(struct list_head *)0, (struct list_head *)0}, & ppp_init_net, & ppp_exit_net, (void (*)(struct list_head * ))0, & ppp_net_id, 376UL}; [L7891-L7927] static struct net_device_ops const ppp_netdev_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, & ppp_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & ppp_net_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, (int (*)(struct net_device * , int ))0, (int (*)(struct net_device * , struct neigh_parms * ))0, (void (*)(struct net_device * ))0, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L8312] static bool mp_protocol_compress = (bool )1; [L9989] static struct list_head compressor_list = {& compressor_list, & compressor_list}; [L9990-L9994] static spinlock_t compressor_list_lock = {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "compressor_list_lock", 0, 0UL}}}}; [L10620] int LDV_IN_INTERRUPT ; [L10813] int ldv_module_refcounter = 1; VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10622] struct file *var_group1 ; [L10623] char *var_ppp_read_5_p1 ; [L10624] size_t var_ppp_read_5_p2 ; [L10625] loff_t *var_ppp_read_5_p3 ; [L10626] ssize_t res_ppp_read_5 ; [L10627] char const *var_ppp_write_6_p1 ; [L10628] size_t var_ppp_write_6_p2 ; [L10629] loff_t *var_ppp_write_6_p3 ; [L10630] ssize_t res_ppp_write_6 ; [L10631] poll_table *var_ppp_poll_7_p1 ; [L10632] unsigned int var_ppp_ioctl_9_p1 ; [L10633] unsigned long var_ppp_ioctl_9_p2 ; [L10634] struct inode *var_group2 ; [L10635] int res_ppp_open_3 ; [L10636] struct net *var_group3 ; [L10637] struct sk_buff *var_group4 ; [L10638] struct net_device *var_group5 ; [L10639] struct ifreq *var_group6 ; [L10640] int var_ppp_net_ioctl_15_p2 ; [L10641] int ldv_s_ppp_device_fops_file_operations ; [L10642] int tmp ; [L10643] int tmp___0 ; [L10644] int tmp___1 ; [L10647] ldv_s_ppp_device_fops_file_operations = 0 [L10648] LDV_IN_INTERRUPT = 1 [L10649] FCALL ldv_initialize() [L10650] CALL, EXPR ppp_init() [L7682] int err ; [L7683] struct lock_class_key __key ; [L7684] struct class *tmp ; [L7685] long tmp___0 ; [L7686] long tmp___1 ; [L7690] CALL, EXPR register_pernet_device(& ppp_net_ops) [L11180] return __VERIFIER_nondet_int(); [L7690] RET, EXPR register_pernet_device(& ppp_net_ops) [L7690] err = register_pernet_device(& ppp_net_ops) [L7692] COND FALSE !(err != 0) [L7700] CALL, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) [L5879] int tmp ; [L5882] CALL, EXPR __register_chrdev(major, 0U, 256U, name, fops) [L11003] return __VERIFIER_nondet_int(); [L5882] RET, EXPR __register_chrdev(major, 0U, 256U, name, fops) [L5882] tmp = __register_chrdev(major, 0U, 256U, name, fops) [L5884] return (tmp); VAL [\old(major)=108, \result=0, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, fops={66:0}, fops={66:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, major=108, mp_protocol_compress=1, name={18:0}, name={18:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0] [L7700] RET, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) [L7700] err = register_chrdev(108U, "ppp", & ppp_device_fops) [L7702] COND FALSE !(err != 0) [L7710] CALL, EXPR __class_create(& __this_module, "ppp", & __key) [L10972] CALL, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10957] COND TRUE __VERIFIER_nondet_bool() [L10957] return 0; VAL [\old(size)=128, \result={0:0}, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, size=128] [L10972] RET, EXPR ldv_malloc(sizeof(struct class)) VAL [__this_module={0:64}, arg0={0:64}, arg0={0:64}, arg1={20:0}, arg1={20:0}, arg2={110:0}, arg2={110:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct class))={0:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10972] return ldv_malloc(sizeof(struct class)); [L7710] RET, EXPR __class_create(& __this_module, "ppp", & __key) [L7710] tmp = __class_create(& __this_module, "ppp", & __key) [L7711] ppp_class = tmp VAL [__key={110:0}, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] CALL, EXPR IS_ERR((void const *)ppp_class) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, ptr={0:0}] [L5217] long tmp ; [L5220] tmp = __builtin_expect((long )((unsigned long )ptr > 0x0ffffffffffff000UL), 0L) [L5222] return (tmp); VAL [\result=0, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, ptr={0:0}, ptr={0:0}, tmp=0] [L7712] RET, EXPR IS_ERR((void const *)ppp_class) VAL [__key={110:0}, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, IS_ERR((void const *)ppp_class)=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] tmp___1 = IS_ERR((void const *)ppp_class) [L7714] COND FALSE !(tmp___1 != 0L) [L7725] return (0); [L7725] return (0); VAL [\result=0, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}, tmp___1=0] [L10650] RET, EXPR ppp_init() [L10650] tmp = ppp_init() [L10652] COND FALSE !(tmp != 0) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0] [L10784] tmp___1 = __VERIFIER_nondet_int() [L10786] COND TRUE tmp___1 != 0 VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___1=-2147483648] [L10659] tmp___0 = __VERIFIER_nondet_int() [L10661] COND FALSE !(tmp___0 == 0) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2147483648] [L10664] COND FALSE !(tmp___0 == 1) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2147483648] [L10667] COND FALSE !(tmp___0 == 2) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2147483648] [L10670] COND FALSE !(tmp___0 == 3) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2147483648] [L10673] COND FALSE !(tmp___0 == 4) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2147483648] [L10676] COND TRUE tmp___0 == 5 VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2147483648] [L10753] CALL ppp_ioctl(var_group1, var_ppp_ioctl_9_p1, var_ppp_ioctl_9_p2) [L6746] struct ppp_file *pf ; [L6747] struct ppp *ppp ; [L6748] int err ; [L6749] int val ; [L6750] int val2 ; [L6751] int i ; [L6752] struct ppp_idle idle ; [L6753] struct npioctl npi ; [L6754] int unit ; [L6755] int cflags ; [L6756] struct slcompress *vj ; [L6757] void *argp ; [L6758] int *p ; [L6759] struct task_struct *tmp ; [L6760] int tmp___0 ; [L6761] struct ppp_file const *__mptr ; [L6762] long tmp___1 ; [L6763] long tmp___2 ; [L6764] struct channel *pch ; [L6765] struct ppp_channel *chan ; [L6766] struct ppp_file const *__mptr___0 ; [L6767] int __ret_gu ; [L6768] unsigned long __val_gu ; [L6769] struct ppp_file const *__mptr___1 ; [L6770] int __ret_gu___0 ; [L6771] unsigned long __val_gu___0 ; [L6772] int __ret_gu___1 ; [L6773] unsigned long __val_gu___1 ; [L6774] int __ret_pu ; [L6775] int __pu_val ; [L6776] int __ret_pu___0 ; [L6777] int __pu_val___0 ; [L6778] int __ret_gu___2 ; [L6779] unsigned long __val_gu___2 ; [L6780] int __ret_pu___1 ; [L6781] int __pu_val___1 ; [L6782] int tmp___3 ; [L6783] int __ret_gu___3 ; [L6784] unsigned long __val_gu___3 ; [L6785] unsigned long tmp___4 ; [L6786] int tmp___5 ; [L6787] struct sock_filter *code ; [L6788] struct sock_filter *code___0 ; [L6789] int __ret_gu___4 ; [L6790] unsigned long __val_gu___4 ; [L6792] EXPR file->private_data [L6792] pf = (struct ppp_file *)file->private_data [L6793] err = -14 [L6794] argp = (void *)arg [L6795] p = (int *)argp VAL [\old(arg)=71, \old(cmd)=1074033753, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6796] COND FALSE !((unsigned long )pf == (unsigned long )((struct ppp_file *)0)) VAL [\old(arg)=71, \old(cmd)=1074033753, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6804] COND FALSE !(cmd == 1074033724U) [L6840] EXPR pf->kind VAL [\old(arg)=71, \old(cmd)=1074033753, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, pf->kind=1, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6840] COND FALSE !((unsigned int )pf->kind == 2U) [L6923] EXPR pf->kind VAL [\old(arg)=71, \old(cmd)=1074033753, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, pf->kind=1, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6923] COND FALSE !((unsigned int )pf->kind != 1U) [L6931] FCALL mutex_lock_nested(& ppp_mutex, 0U) VAL [\old(arg)=71, \old(cmd)=1074033753, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6932] __mptr___1 = (struct ppp_file const *)pf [L6933] ppp = (struct ppp *)__mptr___1 VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6935] COND FALSE !((int )cmd == 1074033746) VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6938] COND TRUE (int )cmd == 1074033753 VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7014] FCALL might_fault() VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __this_module={0:64}, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7037] val = (int )__val_gu___1 VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7038] COND FALSE !(__ret_gu___1 != 0) VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7043] CALL spin_lock_bh(& ppp->wlock) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L7043] RET spin_lock_bh(& ppp->wlock) VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7044] CALL spin_lock_bh(& ppp->rlock) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L7044] RET spin_lock_bh(& ppp->rlock) VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7045] EXPR ppp->flags [L7045] cflags = (int )(ppp->flags & (unsigned int )(~ val)) [L7046] ppp->flags = (unsigned int )val & 4214508U VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, cflags=64, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7047] CALL spin_unlock_bh(& ppp->rlock) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L7047] RET spin_unlock_bh(& ppp->rlock) VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, cflags=64, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7048] CALL spin_unlock_bh(& ppp->wlock) VAL [__this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L7048] RET spin_unlock_bh(& ppp->wlock) VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, cflags=64, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7050] COND TRUE (cflags & 64) != 0 VAL [\old(arg)=71, \old(cmd)=1074033753, __mptr___1={-4602678269416833024:36028797018963968}, __ret_gu___1=0, __this_module={0:64}, __val_gu___1=256, arg=71, argp={0:71}, cflags=64, channel_count={62:0}, cmd=1074033753, code={111:0}, code___0={-9223372036854775714:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={0:0}, file={0:0}, idle={95:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npi={108:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:71}, pf={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=256] [L7052] CALL ppp_ccp_closed(ppp) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9952] void *xstate ; [L9953] void *rstate ; [L9954] struct compressor *xcomp ; [L9955] struct compressor *rcomp ; VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9958] CALL spin_lock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L9958] RET spin_lock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9959] CALL spin_lock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L9959] RET spin_lock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9960] EXPR ppp->flags [L9960] ppp->flags = ppp->flags & 4294967103U [L9961] ppp->xstate = 0U [L9962] EXPR ppp->xcomp [L9962] xcomp = ppp->xcomp [L9963] EXPR ppp->xc_state [L9963] xstate = ppp->xc_state [L9964] ppp->xc_state = (void *)0 [L9965] ppp->rstate = 0U [L9966] EXPR ppp->rcomp [L9966] rcomp = ppp->rcomp [L9967] EXPR ppp->rc_state [L9967] rstate = ppp->rc_state [L9968] ppp->rc_state = (void *)0 VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={0:0}, rstate={0:0}, xcomp={0:32}, xstate={0:-9223372036854775808}] [L9969] CALL spin_unlock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L9969] RET spin_unlock_bh(& ppp->rlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={0:0}, rstate={0:0}, xcomp={0:32}, xstate={0:-9223372036854775808}] [L9970] CALL spin_unlock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L9970] RET spin_unlock_bh(& ppp->wlock) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={0:0}, rstate={0:0}, xcomp={0:32}, xstate={0:-9223372036854775808}] [L9972] COND TRUE (unsigned long )xstate != (unsigned long )((void *)0) [L9974] EXPR xcomp->comp_free VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={0:0}, rstate={0:0}, xcomp={0:32}, xcomp->comp_free={-1:12}, xstate={0:-9223372036854775808}] [L9974] CALL (*(xcomp->comp_free))(xstate) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7931] dev->netdev_ops = & ppp_netdev_ops [L7932] dev->hard_header_len = (unsigned short)4 [L7933] dev->mtu = 1500U [L7934] dev->addr_len = (unsigned char)0 [L7935] dev->tx_queue_len = 3UL [L7936] dev->type = (unsigned short)512 [L7937] dev->flags = 4240U [L7938] EXPR dev->features [L7938] dev->features = dev->features | 8192U [L7939] EXPR dev->priv_flags [L7939] dev->priv_flags = dev->priv_flags & 4294966271U [L9974] RET (*(xcomp->comp_free))(xstate) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={-4602678269416833024:36028797018963968}, ppp={-4602678269416833024:36028797018963968}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={0:0}, rstate={0:0}, xcomp={0:32}, xcomp->comp_free={-1:12}, xstate={0:-9223372036854775808}] [L9975] EXPR xcomp->owner [L9975] CALL ldv_module_put_5(xcomp->owner) [L10926] CALL ldv_module_put(ldv_func_arg1) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={0:-9223372036854775808}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10845] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10846] COND TRUE ldv_module_refcounter <= 1 VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={0:-9223372036854775808}, module={0:-9223372036854775808}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10848] CALL ldv_blast_assert() VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10809] reach_error() VAL [\old(ldv_module_refcounter)=1, __this_module={0:64}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 94 procedures, 1432 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.9s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2637 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2483 mSDsluCounter, 16548 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9884 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 6664 mSDtfsCounter, 42 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3796occurred in iteration=3, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 3 MinimizatonAttempts, 19 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 26.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2558 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 16/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 13:54:37,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cade1cc-67eb-4450-868e-d5352d3bd0b8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample