[INFO] crate kgb 0.0.10 is already in cache
[INFO] checking kgb-0.0.10 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] extracting crate kgb 0.0.10 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate kgb 0.0.10 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kgb 0.0.10
[INFO] finished tweaking crates.io crate kgb 0.0.10
[INFO] tweaked toml for crates.io crate kgb 0.0.10 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] 6da9f265581cb45ca05d7aba5af4e2d26ff1a227c089828165db09de54c6e3da
[INFO] running `"docker" "start" "-a" "6da9f265581cb45ca05d7aba5af4e2d26ff1a227c089828165db09de54c6e3da"`
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking nya v0.7.1
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking comrak v0.2.14
[INFO] [stderr]     Checking kgb v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hbars.rs:41:88
[INFO] [stderr]    |
[INFO] [stderr] 41 |             |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| {
[INFO] [stderr]    |                                                                                        ^^^^^^ help: use `dyn`: `dyn Output`
[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/hbars.rs:41:88
[INFO] [stderr]    |
[INFO] [stderr] 41 |             |h: &Helper, _: &Handlebars, _: &Context, _: &mut RenderContext, out: &mut Output| {
[INFO] [stderr]    |                                                                                        ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut source;
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut source;
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hbars.rs:96:29
[INFO] [stderr]    |
[INFO] [stderr] 96 |                         let mut file_struct = SimpleFile {
[INFO] [stderr]    |                             ----^^^^^^^^^^^
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/hbars.rs:96:29
[INFO] [stderr]    |
[INFO] [stderr] 96 |                         let mut file_struct = SimpleFile {
[INFO] [stderr]    |                             ----^^^^^^^^^^^
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.38s
[INFO] running `"docker" "inspect" "6da9f265581cb45ca05d7aba5af4e2d26ff1a227c089828165db09de54c6e3da"`
[INFO] running `"docker" "rm" "-f" "6da9f265581cb45ca05d7aba5af4e2d26ff1a227c089828165db09de54c6e3da"`
[INFO] [stdout] 6da9f265581cb45ca05d7aba5af4e2d26ff1a227c089828165db09de54c6e3da