[INFO] fetching crate tcpclient 1.3.1...
[INFO] testing tcpclient-1.3.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate tcpclient 1.3.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tcpclient 1.3.1 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 tcpclient 1.3.1
[INFO] finished tweaking crates.io crate tcpclient 1.3.1
[INFO] tweaked toml for crates.io crate tcpclient 1.3.1 written to /workspace/builds/worker-10/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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfbb029b9d763fddc9f57aad8c07a9b5c46e372a4a28b3829e136ea67b007d1c
[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" "dfbb029b9d763fddc9f57aad8c07a9b5c46e372a4a28b3829e136ea67b007d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfbb029b9d763fddc9f57aad8c07a9b5c46e372a4a28b3829e136ea67b007d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbb029b9d763fddc9f57aad8c07a9b5c46e372a4a28b3829e136ea67b007d1c", kill_on_drop: false }`
[INFO] [stdout] dfbb029b9d763fddc9f57aad8c07a9b5c46e372a4a28b3829e136ea67b007d1c
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4fcb0782001099dd9579726236a4925486d997a05d9c63a99c1ae835e00e0ee
[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" "b4fcb0782001099dd9579726236a4925486d997a05d9c63a99c1ae835e00e0ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling futures-micro v0.5.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling async-oneshot v0.5.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling aqueue v1.1.3
[INFO] [stdout] error[E0532]: expected tuple struct or tuple variant, found function `Ok`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aqueue-1.1.3/src/queue/mod.rs:96:25
[INFO] [stdout]    |
[INFO] [stdout] 96 |                         Ok(p) => p,
[INFO] [stdout]    |                         ^^ not a tuple struct or tuple variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items instead
[INFO] [stdout]    |
[INFO] [stdout] 2  | use core::result::Result::Ok;
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::result::Result::Ok;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aqueue-1.1.3/src/queue/mod.rs:90:93
[INFO] [stdout]    |
[INFO] [stdout] 90 |         if self.state.compare_exchange(IDLE, OPEN, Ordering::Acquire, Ordering::Acquire) == Ok(IDLE) {
[INFO] [stdout]    |                                                                                             ^^^^^^^^ expected `u8`, found struct `anyhow::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `std::result::Result<_, u8>`
[INFO] [stdout]               found enum `std::result::Result<_, anyhow::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0532.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aqueue` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b4fcb0782001099dd9579726236a4925486d997a05d9c63a99c1ae835e00e0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4fcb0782001099dd9579726236a4925486d997a05d9c63a99c1ae835e00e0ee", kill_on_drop: false }`
[INFO] [stdout] b4fcb0782001099dd9579726236a4925486d997a05d9c63a99c1ae835e00e0ee