[INFO] fetching crate aahc 0.1.0...
[INFO] checking aahc-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate aahc 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate aahc 0.1.0
[INFO] finished tweaking crates.io crate aahc 0.1.0
[INFO] tweaked toml for crates.io crate aahc 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aahc 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding async-compat v0.1.4 (available: v0.2.5)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.47.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3c6dc69e5dab78d55d6a05470830eee608f5b0011ca064ead7b12ff957dca2d
[INFO] running `Command { std: "docker" "start" "-a" "a3c6dc69e5dab78d55d6a05470830eee608f5b0011ca064ead7b12ff957dca2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c6dc69e5dab78d55d6a05470830eee608f5b0011ca064ead7b12ff957dca2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c6dc69e5dab78d55d6a05470830eee608f5b0011ca064ead7b12ff957dca2d", kill_on_drop: false }`
[INFO] [stdout] a3c6dc69e5dab78d55d6a05470830eee608f5b0011ca064ead7b12ff957dca2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10c57e35cf27061f87593837b636cc58cbfef66ce1be7bdf3e08c2740d9d23bc
[INFO] running `Command { std: "docker" "start" "-a" "10c57e35cf27061f87593837b636cc58cbfef66ce1be7bdf3e08c2740d9d23bc", kill_on_drop: false }`
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking aahc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]  --> src/lib.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     rustdoc,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read`, `read_vectored`, and `read_vectored_bounded` are never used
[INFO] [stdout]   --> src/util/io.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait AsyncReadExt: AsyncRead {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] 38 |     /// Reads data to a caller-provided buffer.
[INFO] [stdout] 39 |     fn read<'buffer>(
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn read_vectored<'buffers>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn read_vectored_bounded<'bufs>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:7:2
[INFO] [stdout]    |
[INFO] [stdout]  7 |     unused
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadFuture` is never constructed
[INFO] [stdout]    --> src/util/io.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub struct ReadFuture<'source, 'buffer, Source: AsyncRead + ?Sized> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadVectoredFuture` is never constructed
[INFO] [stdout]    --> src/util/io.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct ReadVectoredFuture<'source, 'buffers, Source: AsyncRead + ?Sized> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadVectoredBoundedFuture` is never constructed
[INFO] [stdout]    --> src/util/io.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub struct ReadVectoredBoundedFuture<'source, 'bufs, Source: AsyncRead + ?Sized> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking async-compat v0.1.4
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]  --> src/lib.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     rustdoc,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: extern crate `async_compat` is unused in crate `aahc`
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the dependency or add `use async_compat as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused_crate_dependencies,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: extern crate `tokio` is unused in crate `aahc`
[INFO] [stdout]   |
[INFO] [stdout]   = help: remove the dependency or add `use tokio as _;` to the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "10c57e35cf27061f87593837b636cc58cbfef66ce1be7bdf3e08c2740d9d23bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c57e35cf27061f87593837b636cc58cbfef66ce1be7bdf3e08c2740d9d23bc", kill_on_drop: false }`
[INFO] [stdout] 10c57e35cf27061f87593837b636cc58cbfef66ce1be7bdf3e08c2740d9d23bc