[INFO] crate nginx-config-mod 0.2.9 is already in cache
[INFO] checking nginx-config-mod-0.2.9 against try#e6563ac70cbfd3196492061900e9e9793e065e4d for pr-69410
[INFO] extracting crate nginx-config-mod 0.2.9 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nginx-config-mod 0.2.9 on toolchain e6563ac70cbfd3196492061900e9e9793e065e4d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nginx-config-mod 0.2.9
[INFO] finished tweaking crates.io crate nginx-config-mod 0.2.9
[INFO] tweaked toml for crates.io crate nginx-config-mod 0.2.9 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "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] 55aa720b6fcdcab52bb4e4cf4bdae33e9508197fabf6cb3657817cd83278add6
[INFO] running `"docker" "start" "-a" "55aa720b6fcdcab52bb4e4cf4bdae33e9508197fabf6cb3657817cd83278add6"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking nginx-config v0.13.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking nginx-config-mod v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/checks/proxy_pass.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut errors = Vec::new();;
[INFO] [stderr]    |                                 ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/checks/proxy_pass.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut errors = Vec::new();;
[INFO] [stderr]    |                                 ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/nginx_config_mod/modify.rs:340:21
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 let mut s = replacement.to_string();
[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/bin/nginx_config_mod/modify.rs:340:21
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 let mut s = replacement.to_string();
[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 14.46s
[INFO] running `"docker" "inspect" "55aa720b6fcdcab52bb4e4cf4bdae33e9508197fabf6cb3657817cd83278add6"`
[INFO] running `"docker" "rm" "-f" "55aa720b6fcdcab52bb4e4cf4bdae33e9508197fabf6cb3657817cd83278add6"`
[INFO] [stdout] 55aa720b6fcdcab52bb4e4cf4bdae33e9508197fabf6cb3657817cd83278add6