[INFO] fetching crate aahc 0.1.0...
[INFO] checking aahc-0.1.0 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate aahc 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate aahc 0.1.0 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd773efd197d67f96eb4f40241f8594092e38ac5f38edc9f9bd8af0e436f0395
[INFO] running `Command { std: "docker" "start" "-a" "dd773efd197d67f96eb4f40241f8594092e38ac5f38edc9f9bd8af0e436f0395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd773efd197d67f96eb4f40241f8594092e38ac5f38edc9f9bd8af0e436f0395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd773efd197d67f96eb4f40241f8594092e38ac5f38edc9f9bd8af0e436f0395", kill_on_drop: false }`
[INFO] [stdout] dd773efd197d67f96eb4f40241f8594092e38ac5f38edc9f9bd8af0e436f0395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e9612eee5dc178421f7b258cc222be8f504e84f26cbfc524920f46d778467a3
[INFO] running `Command { std: "docker" "start" "-a" "0e9612eee5dc178421f7b258cc222be8f504e84f26cbfc524920f46d778467a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-executor v0.3.15
[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: external crate `async_compat` unused in `aahc`: remove the dependency or add `use async_compat as _;`
[INFO] [stdout]    |
[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]    = help: remove unnecessary dependency `async_compat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: external crate `tokio` unused in `aahc`: remove the dependency or add `use tokio as _;`
[INFO] [stdout]   |
[INFO] [stdout]   = help: remove unnecessary dependency `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "0e9612eee5dc178421f7b258cc222be8f504e84f26cbfc524920f46d778467a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9612eee5dc178421f7b258cc222be8f504e84f26cbfc524920f46d778467a3", kill_on_drop: false }`
[INFO] [stdout] 0e9612eee5dc178421f7b258cc222be8f504e84f26cbfc524920f46d778467a3