[INFO] cloning repository https://github.com/abesto/byote
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abesto/byote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabesto%2Fbyote"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabesto%2Fbyote'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 45bc899144dc5287186040f45a0d979cee61d259
[INFO] checking abesto/byote against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabesto%2Fbyote" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abesto/byote on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/abesto/byote
[INFO] finished tweaking git repo https://github.com/abesto/byote
[INFO] tweaked toml for git repo https://github.com/abesto/byote written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/abesto/byote already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 58fd1d3924c496b7da28d3c07ad99400f334761c545543811daff25235da8666
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "58fd1d3924c496b7da28d3c07ad99400f334761c545543811daff25235da8666"`
[INFO] [stderr]     Checking simple-error v0.1.13
[INFO] [stderr]     Checking byote v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:32:45
[INFO] [stderr]    |
[INFO] [stderr] 32 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:32:45
[INFO] [stderr]    |
[INFO] [stderr] 32 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `*e` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/main.rs:481:30
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let row = &e.rows[at_row];
[INFO] [stderr]     |                ------ immutable borrow occurs here
[INFO] [stderr] 480 |     if changed && row.idx + 1 < e.rows.len() {
[INFO] [stderr] 481 |         editor_update_syntax(e, row.idx + 1);
[INFO] [stderr]     |                              ^  ------- immutable borrow later used here
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `*e` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/main.rs:481:30
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let row = &e.rows[at_row];
[INFO] [stderr]     |                ------ immutable borrow occurs here
[INFO] [stderr] 480 |     if changed && row.idx + 1 < e.rows.len() {
[INFO] [stderr] 481 |         editor_update_syntax(e, row.idx + 1);
[INFO] [stderr]     |                              ^  ------- immutable borrow later used here
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `"docker" "inspect" "58fd1d3924c496b7da28d3c07ad99400f334761c545543811daff25235da8666"`
[INFO] running `"docker" "rm" "-f" "58fd1d3924c496b7da28d3c07ad99400f334761c545543811daff25235da8666"`
[INFO] [stdout] 58fd1d3924c496b7da28d3c07ad99400f334761c545543811daff25235da8666