[INFO] crate auto-check-rs 0.3.1 is already in cache
[INFO] checking auto-check-rs-0.3.1 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate auto-check-rs 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate auto-check-rs 0.3.1 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate auto-check-rs 0.3.1
[INFO] finished tweaking crates.io crate auto-check-rs 0.3.1
[INFO] tweaked toml for crates.io crate auto-check-rs 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 6650c154a01cb1b171d0bdd42cd561e1a247c2b7a04dc15da0bd40f2a5f0c0a4
[INFO] running `"docker" "start" "-a" "6650c154a01cb1b171d0bdd42cd561e1a247c2b7a04dc15da0bd40f2a5f0c0a4"`
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking notify v4.0.14
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking ignore v0.4.10
[INFO] [stderr]     Checking auto-check-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:197:17
[INFO] [stderr]     |
[INFO] [stderr] 197 |             let mut run_commands;
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/main.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(unused_mut)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `auto-check-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:197:17
[INFO] [stderr]     |
[INFO] [stderr] 197 |             let mut run_commands;
[INFO] [stderr]     |                 ----^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/main.rs:1:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(unused_mut)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `auto-check-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6650c154a01cb1b171d0bdd42cd561e1a247c2b7a04dc15da0bd40f2a5f0c0a4"`
[INFO] running `"docker" "rm" "-f" "6650c154a01cb1b171d0bdd42cd561e1a247c2b7a04dc15da0bd40f2a5f0c0a4"`
[INFO] [stdout] 6650c154a01cb1b171d0bdd42cd561e1a247c2b7a04dc15da0bd40f2a5f0c0a4