[INFO] fetching crate prototty_unix 0.27.0...
[INFO] checking prototty_unix-0.27.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate prototty_unix 0.27.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate prototty_unix 0.27.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_unix 0.27.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prototty_unix 0.27.0
[INFO] tweaked toml for crates.io crate prototty_unix 0.27.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prototty_decorator v0.27.0
[INFO] [stderr]   Downloaded prototty_file_storage v0.27.0
[INFO] [stderr]   Downloaded prototty_text v0.27.0
[INFO] [stderr]   Downloaded prototty_menu v0.27.0
[INFO] [stderr]   Downloaded prototty_grid v0.27.0
[INFO] [stderr]   Downloaded prototty v0.27.0
[INFO] [stderr]   Downloaded ansi_colour v0.5.3
[INFO] [stderr]   Downloaded grid_2d v0.12.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", 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] 56b03384cf0ec0719c80ce2dd3f1bd0fc01f33619cd82ff5511d52f098b5df67
[INFO] running `Command { std: "docker" "start" "-a" "56b03384cf0ec0719c80ce2dd3f1bd0fc01f33619cd82ff5511d52f098b5df67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56b03384cf0ec0719c80ce2dd3f1bd0fc01f33619cd82ff5511d52f098b5df67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b03384cf0ec0719c80ce2dd3f1bd0fc01f33619cd82ff5511d52f098b5df67", kill_on_drop: false }`
[INFO] [stdout] 56b03384cf0ec0719c80ce2dd3f1bd0fc01f33619cd82ff5511d52f098b5df67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c91ee8ab9d8b849b3277faad93ed4e93eea977324338eca81a639768baef4ddd
[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" "c91ee8ab9d8b849b3277faad93ed4e93eea977324338eca81a639768baef4ddd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking grid_2d v0.12.5
[INFO] [stderr]     Checking ansi_colour v0.5.3
[INFO] [stderr]     Checking prototty_menu v0.27.0
[INFO] [stderr]     Checking prototty_decorator v0.27.0
[INFO] [stderr]     Checking prototty_text v0.27.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking prototty_grid v0.27.0
[INFO] [stderr]     Checking prototty v0.27.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking prototty_unix v0.27.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/terminal/low_level.rs:26:36
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut termios = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/terminal/low_level.rs:26:36
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut termios = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "c91ee8ab9d8b849b3277faad93ed4e93eea977324338eca81a639768baef4ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91ee8ab9d8b849b3277faad93ed4e93eea977324338eca81a639768baef4ddd", kill_on_drop: false }`
[INFO] [stdout] c91ee8ab9d8b849b3277faad93ed4e93eea977324338eca81a639768baef4ddd