[INFO] updating cached repository https://github.com/mgsloan/nightwriter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4c738389978987c3aca0f47bfe5ea596f0905044
[INFO] checking mgsloan/nightwriter against master#b1f395de642e8be7bcbbd2bd8aaadab715851f49 for pr-69410
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgsloan%2Fnightwriter" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgsloan/nightwriter on toolchain b1f395de642e8be7bcbbd2bd8aaadab715851f49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mgsloan/nightwriter
[INFO] finished tweaking git repo https://github.com/mgsloan/nightwriter
[INFO] tweaked toml for git repo https://github.com/mgsloan/nightwriter written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mgsloan/nightwriter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6273443ec4fe93d20c17446bdb60b76768a2249a6c5a8f3142f8deccede690ef
[INFO] running `"docker" "start" "-a" "6273443ec4fe93d20c17446bdb60b76768a2249a6c5a8f3142f8deccede690ef"`
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking x11 v2.18.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking quickcheck v0.9.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling quickcheck_derive v0.2.1
[INFO] [stderr]     Checking nightwriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/grab_keyboard.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |     handle_keypress: &Fn(KeyPress) -> Result<HandlerResult<T>, Error>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(KeyPress) -> Result<HandlerResult<T>, Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/grab_keyboard.rs:124:42
[INFO] [stderr]     |
[INFO] [stderr] 124 |     let mut buffer: [u8; 16] = unsafe { [mem::uninitialized(); 16] };
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/grab_keyboard.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |     handle_keypress: &Fn(KeyPress) -> Result<HandlerResult<T>, Error>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(KeyPress) -> Result<HandlerResult<T>, Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/grab_keyboard.rs:124:42
[INFO] [stderr]     |
[INFO] [stderr] 124 |     let mut buffer: [u8; 16] = unsafe { [mem::uninitialized(); 16] };
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.95s
[INFO] running `"docker" "inspect" "6273443ec4fe93d20c17446bdb60b76768a2249a6c5a8f3142f8deccede690ef"`
[INFO] running `"docker" "rm" "-f" "6273443ec4fe93d20c17446bdb60b76768a2249a6c5a8f3142f8deccede690ef"`
[INFO] [stdout] 6273443ec4fe93d20c17446bdb60b76768a2249a6c5a8f3142f8deccede690ef