[INFO] fetching crate libsocket 0.1.1...
[INFO] testing libsocket-0.1.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate libsocket 0.1.1 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate libsocket 0.1.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80b3408dc7789f93953216f39e0b9a5ef543835d5ebef15cb5c925784697ad5c
[INFO] running `Command { std: "docker" "start" "-a" "80b3408dc7789f93953216f39e0b9a5ef543835d5ebef15cb5c925784697ad5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80b3408dc7789f93953216f39e0b9a5ef543835d5ebef15cb5c925784697ad5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b3408dc7789f93953216f39e0b9a5ef543835d5ebef15cb5c925784697ad5c", kill_on_drop: false }`
[INFO] [stdout] 80b3408dc7789f93953216f39e0b9a5ef543835d5ebef15cb5c925784697ad5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2ed10e2e29ad763c62b0dbdee9b91d322bd450199f2205d569be1368e2d556
[INFO] running `Command { std: "docker" "start" "-a" "df2ed10e2e29ad763c62b0dbdee9b91d322bd450199f2205d569be1368e2d556", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.7.0
[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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:468:10
[INFO] [stdout]     |
[INFO] [stdout] 468 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:670:10
[INFO] [stdout]     |
[INFO] [stdout] 670 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:708:10
[INFO] [stdout]     |
[INFO] [stdout] 708 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "df2ed10e2e29ad763c62b0dbdee9b91d322bd450199f2205d569be1368e2d556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2ed10e2e29ad763c62b0dbdee9b91d322bd450199f2205d569be1368e2d556", kill_on_drop: false }`
[INFO] [stdout] df2ed10e2e29ad763c62b0dbdee9b91d322bd450199f2205d569be1368e2d556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18c27c6e95cc3ddf13187214c6a540479e8b1e10d0f540c26c5bf000107caae0
[INFO] running `Command { std: "docker" "start" "-a" "18c27c6e95cc3ddf13187214c6a540479e8b1e10d0f540c26c5bf000107caae0", 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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:468:10
[INFO] [stdout]     |
[INFO] [stdout] 468 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:670:10
[INFO] [stdout]     |
[INFO] [stdout] 670 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:708:10
[INFO] [stdout]     |
[INFO] [stdout] 708 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:468:10
[INFO] [stdout]     |
[INFO] [stdout] 468 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:670:10
[INFO] [stdout]     |
[INFO] [stdout] 670 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:708:10
[INFO] [stdout]     |
[INFO] [stdout] 708 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "18c27c6e95cc3ddf13187214c6a540479e8b1e10d0f540c26c5bf000107caae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c27c6e95cc3ddf13187214c6a540479e8b1e10d0f540c26c5bf000107caae0", kill_on_drop: false }`
[INFO] [stdout] 18c27c6e95cc3ddf13187214c6a540479e8b1e10d0f540c26c5bf000107caae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c294bed2723f5e46370b1097db075027f053d655fd3e2ed5a2d0d755e932915
[INFO] running `Command { std: "docker" "start" "-a" "6c294bed2723f5e46370b1097db075027f053d655fd3e2ed5a2d0d755e932915", 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 the macro `bitflags` (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 the macro `bitflags` (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 the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:468:10
[INFO] [stderr]     |
[INFO] [stderr] 468 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:670:10
[INFO] [stderr]     |
[INFO] [stderr] 670 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:708:10
[INFO] [stderr]     |
[INFO] [stderr] 708 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `libsocket` (lib) generated 7 warnings (1 duplicate)
[INFO] [stderr] warning: `libsocket` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libsocket-7182f423050d9622)
[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] [stderr]    Doc-tests libsocket
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:468:10
[INFO] [stderr]     |
[INFO] [stderr] 468 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:670:10
[INFO] [stderr]     |
[INFO] [stderr] 670 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:708:10
[INFO] [stderr]     |
[INFO] [stderr] 708 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "6c294bed2723f5e46370b1097db075027f053d655fd3e2ed5a2d0d755e932915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c294bed2723f5e46370b1097db075027f053d655fd3e2ed5a2d0d755e932915", kill_on_drop: false }`
[INFO] [stdout] 6c294bed2723f5e46370b1097db075027f053d655fd3e2ed5a2d0d755e932915