[INFO] fetching crate fdpass 0.1.0...
[INFO] checking fdpass-0.1.0 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate fdpass 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fdpass 0.1.0 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fdpass 0.1.0
[INFO] finished tweaking crates.io crate fdpass 0.1.0
[INFO] tweaked toml for crates.io crate fdpass 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1a595d5c2467ddaa67df2981ec18152841be39b1ebf1b5897f104ed260e2e42
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1a595d5c2467ddaa67df2981ec18152841be39b1ebf1b5897f104ed260e2e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a595d5c2467ddaa67df2981ec18152841be39b1ebf1b5897f104ed260e2e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a595d5c2467ddaa67df2981ec18152841be39b1ebf1b5897f104ed260e2e42", kill_on_drop: false }`
[INFO] [stdout] b1a595d5c2467ddaa67df2981ec18152841be39b1ebf1b5897f104ed260e2e42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bff6c38aec10fbccf11bbf2d30a4470a82fd86e4a2789734df7ed13e76cb8017
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bff6c38aec10fbccf11bbf2d30a4470a82fd86e4a2789734df7ed13e76cb8017", kill_on_drop: false }`
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking fd v0.2.3
[INFO] [stderr]     Checking fdpass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | /     extern {
[INFO] [stdout] 31 | |         pub fn recvmsg(sockfd: c_int, msg: *mut c_void, flags: c_int) -> ssize_t;
[INFO] [stdout] 32 | |         pub fn sendmsg(sockfd: c_int, msg: *const c_void, flags: c_int) -> ssize_t;
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ffi.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub fn recvmsg<T>(sockfd: &mut AsRawFd, iov_len: usize, mut cmsg_data: T) -> io::Result<(ssize_t, Vec<u8>, T)> {
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn AsRawFd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ffi.rs:192:32
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn sendmsg<T>(sockfd: &mut AsRawFd, msg: &Msghdr<T>) -> io::Result<ssize_t> {
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn AsRawFd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:70:57
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn send_fd(stream: &mut UnixStream, id: &[u8], fd: &AsRawFd) -> io::Result<()> {
[INFO] [stdout]    |                                                         ^^^^^^^ help: use `dyn`: `dyn AsRawFd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/ffi.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | /     extern {
[INFO] [stdout] 31 | |         pub fn recvmsg(sockfd: c_int, msg: *mut c_void, flags: c_int) -> ssize_t;
[INFO] [stdout] 32 | |         pub fn sendmsg(sockfd: c_int, msg: *const c_void, flags: c_int) -> ssize_t;
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ffi.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub fn recvmsg<T>(sockfd: &mut AsRawFd, iov_len: usize, mut cmsg_data: T) -> io::Result<(ssize_t, Vec<u8>, T)> {
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn AsRawFd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ffi.rs:192:32
[INFO] [stdout]     |
[INFO] [stdout] 192 | pub fn sendmsg<T>(sockfd: &mut AsRawFd, msg: &Msghdr<T>) -> io::Result<ssize_t> {
[INFO] [stdout]     |                                ^^^^^^^ help: use `dyn`: `dyn AsRawFd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:70:57
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn send_fd(stream: &mut UnixStream, id: &[u8], fd: &AsRawFd) -> io::Result<()> {
[INFO] [stdout]    |                                                         ^^^^^^^ help: use `dyn`: `dyn AsRawFd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fdpass`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bff6c38aec10fbccf11bbf2d30a4470a82fd86e4a2789734df7ed13e76cb8017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bff6c38aec10fbccf11bbf2d30a4470a82fd86e4a2789734df7ed13e76cb8017", kill_on_drop: false }`
[INFO] [stdout] bff6c38aec10fbccf11bbf2d30a4470a82fd86e4a2789734df7ed13e76cb8017