Dec 07 09:58:14.491 INFO testing ipvs-0.1.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 09:58:14.491 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:58:14.652 INFO [stdout] 82c1b006becc0f917b7ea9ff802d15208abc1dfa717e7787cecf2fa0ad70ec39
Dec 07 09:58:14.654 INFO running `"docker" "start" "-a" "82c1b006becc0f917b7ea9ff802d15208abc1dfa717e7787cecf2fa0ad70ec39"`
Dec 07 09:58:15.085 INFO [stderr] usermod: no changes
Dec 07 09:58:15.118 INFO [stderr]    Compiling ipvs v0.1.1 (/source)
Dec 07 09:58:15.415 INFO [stderr] warning: unused import: `AsRawFd`
Dec 07 09:58:15.415 INFO [stderr]  --> src/netlink.rs:3:25
Dec 07 09:58:15.415 INFO [stderr]   |
Dec 07 09:58:15.415 INFO [stderr] 3 | use std::os::unix::io::{AsRawFd, RawFd};
Dec 07 09:58:15.415 INFO [stderr]   |                         ^^^^^^^
Dec 07 09:58:15.415 INFO [stderr]   |
Dec 07 09:58:15.415 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 09:58:15.415 INFO [stderr] 
Dec 07 09:58:15.543 INFO [stderr] warning: unused variable: `ty`
Dec 07 09:58:15.543 INFO [stderr]    --> src/netlink.rs:173:17
Dec 07 09:58:15.544 INFO [stderr]     |
Dec 07 09:58:15.544 INFO [stderr] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
Dec 07 09:58:15.544 INFO [stderr]     |                 ^^ help: consider using `_ty` instead
Dec 07 09:58:15.544 INFO [stderr]     |
Dec 07 09:58:15.544 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 09:58:15.544 INFO [stderr] 
Dec 07 09:58:15.544 INFO [stderr] warning: unused variable: `rc`
Dec 07 09:58:15.544 INFO [stderr]    --> src/netlink.rs:131:13
Dec 07 09:58:15.544 INFO [stderr]     |
Dec 07 09:58:15.544 INFO [stderr] 131 |         let rc = unsafe { libc::recv(self.fd, buf.as_mut_ptr() as *mut libc::c_void, buf.len(), 0) };
Dec 07 09:58:15.544 INFO [stderr]     |             ^^ help: consider using `_rc` instead
Dec 07 09:58:15.544 INFO [stderr] 
Dec 07 09:58:15.544 INFO [stderr] warning: unused variable: `family`
Dec 07 09:58:15.544 INFO [stderr]    --> src/netlink.rs:162:38
Dec 07 09:58:15.544 INFO [stderr]     |
Dec 07 09:58:15.544 INFO [stderr] 162 |     pub fn resolve_family(&mut self, family: &str) -> Result<i32, Error> {
Dec 07 09:58:15.544 INFO [stderr]     |                                      ^^^^^^ help: consider using `_family` instead
Dec 07 09:58:15.544 INFO [stderr] 
Dec 07 09:58:15.580 INFO [stderr] warning: struct is never constructed: `Context`
Dec 07 09:58:15.580 INFO [stderr]   --> src/netlink.rs:31:1
Dec 07 09:58:15.580 INFO [stderr]    |
Dec 07 09:58:15.580 INFO [stderr] 31 | pub struct Context {
Dec 07 09:58:15.580 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.580 INFO [stderr]    |
Dec 07 09:58:15.580 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 09:58:15.580 INFO [stderr] 
Dec 07 09:58:15.580 INFO [stderr] warning: method is never used: `new`
Dec 07 09:58:15.580 INFO [stderr]   --> src/netlink.rs:36:5
Dec 07 09:58:15.580 INFO [stderr]    |
Dec 07 09:58:15.580 INFO [stderr] 36 |     pub fn new() -> Self {
Dec 07 09:58:15.580 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.580 INFO [stderr] 
Dec 07 09:58:15.580 INFO [stderr] warning: method is never used: `add`
Dec 07 09:58:15.580 INFO [stderr]   --> src/netlink.rs:41:5
Dec 07 09:58:15.580 INFO [stderr]    |
Dec 07 09:58:15.580 INFO [stderr] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
Dec 07 09:58:15.580 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.580 INFO [stderr] 
Dec 07 09:58:15.581 INFO [stderr] warning: function is never used: `resolve_type`
Dec 07 09:58:15.581 INFO [stderr]    --> src/netlink.rs:173:1
Dec 07 09:58:15.581 INFO [stderr]     |
Dec 07 09:58:15.581 INFO [stderr] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
Dec 07 09:58:15.581 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.581 INFO [stderr] 
Dec 07 09:58:15.581 INFO [stderr] warning: enum is never used: `ControlMessage`
Dec 07 09:58:15.581 INFO [stderr]    --> src/netlink.rs:177:1
Dec 07 09:58:15.581 INFO [stderr]     |
Dec 07 09:58:15.581 INFO [stderr] 177 | enum ControlMessage {
Dec 07 09:58:15.581 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.581 INFO [stderr] 
Dec 07 09:58:15.581 INFO [stderr] warning: enum is never used: `M`
Dec 07 09:58:15.581 INFO [stderr]    --> src/netlink.rs:183:1
Dec 07 09:58:15.581 INFO [stderr]     |
Dec 07 09:58:15.581 INFO [stderr] 183 | enum M {
Dec 07 09:58:15.581 INFO [stderr]     | ^^^^^^
Dec 07 09:58:15.581 INFO [stderr] 
Dec 07 09:58:15.581 INFO [stderr] warning: enum is never used: `MM`
Dec 07 09:58:15.581 INFO [stderr]    --> src/netlink.rs:189:1
Dec 07 09:58:15.581 INFO [stderr]     |
Dec 07 09:58:15.581 INFO [stderr] 189 | enum MM {
Dec 07 09:58:15.581 INFO [stderr]     | ^^^^^^^
Dec 07 09:58:15.581 INFO [stderr] 
Dec 07 09:58:15.581 INFO [stderr] warning: struct is never constructed: `AckMessage`
Dec 07 09:58:15.581 INFO [stderr]    --> src/netlink.rs:194:1
Dec 07 09:58:15.581 INFO [stderr]     |
Dec 07 09:58:15.581 INFO [stderr] 194 | struct AckMessage;
Dec 07 09:58:15.581 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.581 INFO [stderr] 
Dec 07 09:58:15.581 INFO [stderr] warning: method is never used: `unpack`
Dec 07 09:58:15.581 INFO [stderr]    --> src/netlink.rs:237:5
Dec 07 09:58:15.581 INFO [stderr]     |
Dec 07 09:58:15.581 INFO [stderr] 237 |     pub fn unpack<R: Read>(rd: &mut R) -> Result<Self, Error> {
Dec 07 09:58:15.581 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.581 INFO [stderr] 
Dec 07 09:58:15.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:15.583 INFO [stderr]    --> src/netlink.rs:114:9
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr] 114 |         vec.write_u32::<NativeEndian>(16 + 4);
Dec 07 09:58:15.583 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 07 09:58:15.583 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:15.583 INFO [stderr] 
Dec 07 09:58:15.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:15.583 INFO [stderr]    --> src/netlink.rs:115:9
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr] 115 |         vec.write_u16::<NativeEndian>(26);
Dec 07 09:58:15.583 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:15.583 INFO [stderr] 
Dec 07 09:58:15.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:15.583 INFO [stderr]    --> src/netlink.rs:116:9
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr] 116 |         vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
Dec 07 09:58:15.583 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:15.583 INFO [stderr] 
Dec 07 09:58:15.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:15.583 INFO [stderr]    --> src/netlink.rs:117:9
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr] 117 |         vec.write_u32::<NativeEndian>(1);
Dec 07 09:58:15.583 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:15.583 INFO [stderr] 
Dec 07 09:58:15.583 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:15.583 INFO [stderr]    --> src/netlink.rs:118:9
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr] 118 |         vec.write_i32::<NativeEndian>(pid);
Dec 07 09:58:15.583 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:15.583 INFO [stderr]     |
Dec 07 09:58:15.583 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:15.583 INFO [stderr] 
Dec 07 09:58:16.294 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Dec 07 09:58:16.297 INFO [stderr] su: No module specific data is present
Dec 07 09:58:16.537 INFO running `"docker" "inspect" "82c1b006becc0f917b7ea9ff802d15208abc1dfa717e7787cecf2fa0ad70ec39"`
Dec 07 09:58:16.610 INFO running `"docker" "rm" "-f" "82c1b006becc0f917b7ea9ff802d15208abc1dfa717e7787cecf2fa0ad70ec39"`
Dec 07 09:58:16.681 INFO [stdout] 82c1b006becc0f917b7ea9ff802d15208abc1dfa717e7787cecf2fa0ad70ec39
Dec 07 09:58:16.688 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:58:16.855 INFO [stdout] 68f1cf0a3d7296c713ae069f33562bb86b744e3075d9259aced72582b580ad13
Dec 07 09:58:16.857 INFO running `"docker" "start" "-a" "68f1cf0a3d7296c713ae069f33562bb86b744e3075d9259aced72582b580ad13"`
Dec 07 09:58:17.272 INFO [stderr] usermod: no changes
Dec 07 09:58:17.304 INFO [stderr]    Compiling ipvs v0.1.1 (/source)
Dec 07 09:58:17.656 INFO [stderr] warning: unused import: `AsRawFd`
Dec 07 09:58:17.656 INFO [stderr]  --> src/netlink.rs:3:25
Dec 07 09:58:17.656 INFO [stderr]   |
Dec 07 09:58:17.656 INFO [stderr] 3 | use std::os::unix::io::{AsRawFd, RawFd};
Dec 07 09:58:17.656 INFO [stderr]   |                         ^^^^^^^
Dec 07 09:58:17.656 INFO [stderr]   |
Dec 07 09:58:17.656 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 09:58:17.656 INFO [stderr] 
Dec 07 09:58:17.786 INFO [stderr] warning: unused variable: `ty`
Dec 07 09:58:17.786 INFO [stderr]    --> src/netlink.rs:173:17
Dec 07 09:58:17.786 INFO [stderr]     |
Dec 07 09:58:17.786 INFO [stderr] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
Dec 07 09:58:17.786 INFO [stderr]     |                 ^^ help: consider using `_ty` instead
Dec 07 09:58:17.786 INFO [stderr]     |
Dec 07 09:58:17.786 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 09:58:17.786 INFO [stderr] 
Dec 07 09:58:17.786 INFO [stderr] warning: unused variable: `rc`
Dec 07 09:58:17.787 INFO [stderr]    --> src/netlink.rs:131:13
Dec 07 09:58:17.787 INFO [stderr]     |
Dec 07 09:58:17.787 INFO [stderr] 131 |         let rc = unsafe { libc::recv(self.fd, buf.as_mut_ptr() as *mut libc::c_void, buf.len(), 0) };
Dec 07 09:58:17.787 INFO [stderr]     |             ^^ help: consider using `_rc` instead
Dec 07 09:58:17.787 INFO [stderr] 
Dec 07 09:58:17.787 INFO [stderr] warning: unused variable: `family`
Dec 07 09:58:17.787 INFO [stderr]    --> src/netlink.rs:162:38
Dec 07 09:58:17.787 INFO [stderr]     |
Dec 07 09:58:17.787 INFO [stderr] 162 |     pub fn resolve_family(&mut self, family: &str) -> Result<i32, Error> {
Dec 07 09:58:17.787 INFO [stderr]     |                                      ^^^^^^ help: consider using `_family` instead
Dec 07 09:58:17.787 INFO [stderr] 
Dec 07 09:58:17.826 INFO [stderr] warning: struct is never constructed: `Context`
Dec 07 09:58:17.826 INFO [stderr]   --> src/netlink.rs:31:1
Dec 07 09:58:17.826 INFO [stderr]    |
Dec 07 09:58:17.826 INFO [stderr] 31 | pub struct Context {
Dec 07 09:58:17.826 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.826 INFO [stderr]    |
Dec 07 09:58:17.827 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: method is never used: `new`
Dec 07 09:58:17.827 INFO [stderr]   --> src/netlink.rs:36:5
Dec 07 09:58:17.827 INFO [stderr]    |
Dec 07 09:58:17.827 INFO [stderr] 36 |     pub fn new() -> Self {
Dec 07 09:58:17.827 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: method is never used: `add`
Dec 07 09:58:17.827 INFO [stderr]   --> src/netlink.rs:41:5
Dec 07 09:58:17.827 INFO [stderr]    |
Dec 07 09:58:17.827 INFO [stderr] 41 |     pub fn add(&mut self) -> Result<i32, Error> {
Dec 07 09:58:17.827 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: function is never used: `resolve_type`
Dec 07 09:58:17.827 INFO [stderr]    --> src/netlink.rs:173:1
Dec 07 09:58:17.827 INFO [stderr]     |
Dec 07 09:58:17.827 INFO [stderr] 173 | fn resolve_type(ty: &str) -> Result<u16, Error> {
Dec 07 09:58:17.827 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: enum is never used: `ControlMessage`
Dec 07 09:58:17.827 INFO [stderr]    --> src/netlink.rs:177:1
Dec 07 09:58:17.827 INFO [stderr]     |
Dec 07 09:58:17.827 INFO [stderr] 177 | enum ControlMessage {
Dec 07 09:58:17.827 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: enum is never used: `M`
Dec 07 09:58:17.827 INFO [stderr]    --> src/netlink.rs:183:1
Dec 07 09:58:17.827 INFO [stderr]     |
Dec 07 09:58:17.827 INFO [stderr] 183 | enum M {
Dec 07 09:58:17.827 INFO [stderr]     | ^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: enum is never used: `MM`
Dec 07 09:58:17.827 INFO [stderr]    --> src/netlink.rs:189:1
Dec 07 09:58:17.827 INFO [stderr]     |
Dec 07 09:58:17.827 INFO [stderr] 189 | enum MM {
Dec 07 09:58:17.827 INFO [stderr]     | ^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: struct is never constructed: `AckMessage`
Dec 07 09:58:17.827 INFO [stderr]    --> src/netlink.rs:194:1
Dec 07 09:58:17.827 INFO [stderr]     |
Dec 07 09:58:17.827 INFO [stderr] 194 | struct AckMessage;
Dec 07 09:58:17.827 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.827 INFO [stderr] warning: method is never used: `unpack`
Dec 07 09:58:17.827 INFO [stderr]    --> src/netlink.rs:237:5
Dec 07 09:58:17.827 INFO [stderr]     |
Dec 07 09:58:17.827 INFO [stderr] 237 |     pub fn unpack<R: Read>(rd: &mut R) -> Result<Self, Error> {
Dec 07 09:58:17.827 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.827 INFO [stderr] 
Dec 07 09:58:17.829 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:17.829 INFO [stderr]    --> src/netlink.rs:114:9
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr] 114 |         vec.write_u32::<NativeEndian>(16 + 4);
Dec 07 09:58:17.829 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 07 09:58:17.829 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:17.829 INFO [stderr] 
Dec 07 09:58:17.829 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:17.829 INFO [stderr]    --> src/netlink.rs:115:9
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr] 115 |         vec.write_u16::<NativeEndian>(26);
Dec 07 09:58:17.829 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:17.829 INFO [stderr] 
Dec 07 09:58:17.829 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:17.829 INFO [stderr]    --> src/netlink.rs:116:9
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr] 116 |         vec.write_u16::<NativeEndian>(ACK_REQUEST.bits());
Dec 07 09:58:17.829 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:17.829 INFO [stderr] 
Dec 07 09:58:17.829 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:17.829 INFO [stderr]    --> src/netlink.rs:117:9
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr] 117 |         vec.write_u32::<NativeEndian>(1);
Dec 07 09:58:17.829 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:17.829 INFO [stderr] 
Dec 07 09:58:17.829 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 09:58:17.829 INFO [stderr]    --> src/netlink.rs:118:9
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr] 118 |         vec.write_i32::<NativeEndian>(pid);
Dec 07 09:58:17.829 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 09:58:17.829 INFO [stderr]     |
Dec 07 09:58:17.829 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 09:58:17.829 INFO [stderr] 
Dec 07 09:58:18.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 07 09:58:18.047 INFO [stderr] su: No module specific data is present
Dec 07 09:58:18.390 INFO running `"docker" "inspect" "68f1cf0a3d7296c713ae069f33562bb86b744e3075d9259aced72582b580ad13"`
Dec 07 09:58:18.469 INFO running `"docker" "rm" "-f" "68f1cf0a3d7296c713ae069f33562bb86b744e3075d9259aced72582b580ad13"`
Dec 07 09:58:18.588 INFO [stdout] 68f1cf0a3d7296c713ae069f33562bb86b744e3075d9259aced72582b580ad13
Dec 07 09:58:18.593 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:58:18.788 INFO [stdout] 099da95ab960a7008357085c30574d9e119998e5e0ab888696be21c6186a14a9
Dec 07 09:58:18.794 INFO running `"docker" "start" "-a" "099da95ab960a7008357085c30574d9e119998e5e0ab888696be21c6186a14a9"`
Dec 07 09:58:19.211 INFO [stderr] usermod: no changes
Dec 07 09:58:19.243 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 09:58:19.244 INFO [stderr]      Running /target/debug/deps/ipvs-9458cb4199e165fd
Dec 07 09:58:19.246 INFO [stdout] 
Dec 07 09:58:19.246 INFO [stdout] running 0 tests
Dec 07 09:58:19.246 INFO [stdout] 
Dec 07 09:58:19.246 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 09:58:19.246 INFO [stdout] 
Dec 07 09:58:19.246 INFO [stderr]      Running /target/debug/deps/ipvs-ef000947e080a242
Dec 07 09:58:19.251 INFO [stdout] 
Dec 07 09:58:19.251 INFO [stdout] running 0 tests
Dec 07 09:58:19.251 INFO [stdout] 
Dec 07 09:58:19.251 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 09:58:19.251 INFO [stdout] 
Dec 07 09:58:19.251 INFO [stderr]    Doc-tests ipvs
Dec 07 09:58:19.671 INFO [stdout] 
Dec 07 09:58:19.671 INFO [stdout] running 0 tests
Dec 07 09:58:19.671 INFO [stdout] 
Dec 07 09:58:19.671 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 09:58:19.671 INFO [stdout] 
Dec 07 09:58:19.677 INFO [stderr] su: No module specific data is present
Dec 07 09:58:19.965 INFO running `"docker" "inspect" "099da95ab960a7008357085c30574d9e119998e5e0ab888696be21c6186a14a9"`
Dec 07 09:58:20.028 INFO running `"docker" "rm" "-f" "099da95ab960a7008357085c30574d9e119998e5e0ab888696be21c6186a14a9"`
Dec 07 09:58:20.139 INFO [stdout] 099da95ab960a7008357085c30574d9e119998e5e0ab888696be21c6186a14a9