[INFO] crate tomlcli 0.2.0 is already in cache
[INFO] checking tomlcli-0.2.0 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087
[INFO] extracting crate tomlcli 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tomlcli 0.2.0 on toolchain d939f708d960161d23b964309ba68ff207fc0ead
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tomlcli 0.2.0
[INFO] finished tweaking crates.io crate tomlcli 0.2.0
[INFO] tweaked toml for crates.io crate tomlcli 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+d939f708d960161d23b964309ba68ff207fc0ead" "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] 1f443b35b8e0df5ee2c505f2c3ebb7d1fade8ce77dac802de353841b8633e38b
[INFO] running `"docker" "start" "-a" "1f443b35b8e0df5ee2c505f2c3ebb7d1fade8ce77dac802de353841b8633e38b"`
[INFO] [stderr]     Checking tomlcli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |                         let mut fullname = if let Some(parent_name) = parent_name {
[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:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |                         let mut fullname = if let Some(parent_name) = parent_name {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "1f443b35b8e0df5ee2c505f2c3ebb7d1fade8ce77dac802de353841b8633e38b"`
[INFO] running `"docker" "rm" "-f" "1f443b35b8e0df5ee2c505f2c3ebb7d1fade8ce77dac802de353841b8633e38b"`
[INFO] [stdout] 1f443b35b8e0df5ee2c505f2c3ebb7d1fade8ce77dac802de353841b8633e38b