[INFO] fetching crate libsocket 0.1.1...
[INFO] testing libsocket-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate libsocket 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libsocket 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsocket 0.1.1
[INFO] finished tweaking crates.io crate libsocket 0.1.1
[INFO] tweaked toml for crates.io crate libsocket 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fbfefdafb17a8f9e07ced46515939c0908bac414bdd9bb7487b8e549f98492b
[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" "6fbfefdafb17a8f9e07ced46515939c0908bac414bdd9bb7487b8e549f98492b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fbfefdafb17a8f9e07ced46515939c0908bac414bdd9bb7487b8e549f98492b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fbfefdafb17a8f9e07ced46515939c0908bac414bdd9bb7487b8e549f98492b", kill_on_drop: false }`
[INFO] [stdout] 6fbfefdafb17a8f9e07ced46515939c0908bac414bdd9bb7487b8e549f98492b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] badb10676b5eab220b9d180d4f05efb441aeb4e25700c1f3231a65e4cbb3001f
[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" "badb10676b5eab220b9d180d4f05efb441aeb4e25700c1f3231a65e4cbb3001f", kill_on_drop: false }`
[INFO] [stderr]    Compiling errno v0.1.8
[INFO] [stderr]    Compiling libsocket v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / bitflags! {
[INFO] [stdout] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stdout] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stdout] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / bitflags! {
[INFO] [stdout] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stdout] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stdout] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stdout] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stdout] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stdout] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stdout] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "badb10676b5eab220b9d180d4f05efb441aeb4e25700c1f3231a65e4cbb3001f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "badb10676b5eab220b9d180d4f05efb441aeb4e25700c1f3231a65e4cbb3001f", kill_on_drop: false }`
[INFO] [stdout] badb10676b5eab220b9d180d4f05efb441aeb4e25700c1f3231a65e4cbb3001f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92fde0c2f2c9ae531b0500befc323c0cc7dabeb7d837062cb59a0eb1b56bf698
[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" "92fde0c2f2c9ae531b0500befc323c0cc7dabeb7d837062cb59a0eb1b56bf698", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / bitflags! {
[INFO] [stdout] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stdout] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stdout] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / bitflags! {
[INFO] [stdout] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stdout] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stdout] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libsocket v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stdout] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stdout] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stdout] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stdout] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / bitflags! {
[INFO] [stdout] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stdout] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stdout] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / bitflags! {
[INFO] [stdout] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stdout] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stdout] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |     }
[INFO] [stdout] 32 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stdout] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stdout] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / bitflags! {
[INFO] [stdout] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stdout] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stdout] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     }
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "92fde0c2f2c9ae531b0500befc323c0cc7dabeb7d837062cb59a0eb1b56bf698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fde0c2f2c9ae531b0500befc323c0cc7dabeb7d837062cb59a0eb1b56bf698", kill_on_drop: false }`
[INFO] [stdout] 92fde0c2f2c9ae531b0500befc323c0cc7dabeb7d837062cb59a0eb1b56bf698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca5d4dbb38d40b5ee082bf84bb0a6b9de841af533c1ddd62ca861e8e101c53ef
[INFO] running `Command { std: "docker" "start" "-a" "ca5d4dbb38d40b5ee082bf84bb0a6b9de841af533c1ddd62ca861e8e101c53ef", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / bitflags! {
[INFO] [stderr] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stderr] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stderr] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     }
[INFO] [stderr] 32 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / bitflags! {
[INFO] [stderr] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stderr] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stderr] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     }
[INFO] [stderr] 32 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / bitflags! {
[INFO] [stderr] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stderr] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stderr] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / bitflags! {
[INFO] [stderr] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stderr] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stderr] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / bitflags! {
[INFO] [stderr] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stderr] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stderr] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     }
[INFO] [stderr] 32 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / bitflags! {
[INFO] [stderr] 25 | |     pub flags SocketType: libc::c_int {
[INFO] [stderr] 26 | |         const SOCK_STREAM   = libc::SOCK_STREAM,
[INFO] [stderr] 27 | |         const SOCK_DGRAM    = libc::SOCK_DGRAM,
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |     }
[INFO] [stderr] 32 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / bitflags! {
[INFO] [stderr] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stderr] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stderr] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / bitflags! {
[INFO] [stderr] 35 | |     pub flags IoFlags: libc::c_int {
[INFO] [stderr] 36 | |         const MSG_CMSG_DONTWAIT = 0x0040,
[INFO] [stderr] 37 | |         const MSG_ERRQUEUE      = 0x2000,
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libsocket-3d22e90919e05cc8
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libsocket
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ca5d4dbb38d40b5ee082bf84bb0a6b9de841af533c1ddd62ca861e8e101c53ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5d4dbb38d40b5ee082bf84bb0a6b9de841af533c1ddd62ca861e8e101c53ef", kill_on_drop: false }`
[INFO] [stdout] ca5d4dbb38d40b5ee082bf84bb0a6b9de841af533c1ddd62ca861e8e101c53ef