Dec 18 11:22:07.756 INFO checking serde_with-0.2.5 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:22:07.756 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/serde_with/0.2.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:22:07.955 INFO [stdout] 16404c64b3c142d24042d1db85c089120dc5f7d27f4fdbc6cec36270360863b1
Dec 18 11:22:07.955 INFO running `"docker" "start" "-a" "16404c64b3c142d24042d1db85c089120dc5f7d27f4fdbc6cec36270360863b1"`
Dec 18 11:22:09.084 INFO [stderr]    Compiling serde v1.0.82
Dec 18 11:22:19.229 INFO [stderr]     Checking ron v0.4.0
Dec 18 11:22:19.232 INFO [stderr]     Checking serde_json v1.0.33
Dec 18 11:22:19.234 INFO [stderr]     Checking serde_with v0.2.5 (/opt/crater/workdir)
Dec 18 11:22:25.803 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.83s
Dec 18 11:22:26.082 INFO running `"docker" "inspect" "16404c64b3c142d24042d1db85c089120dc5f7d27f4fdbc6cec36270360863b1"`
Dec 18 11:22:26.205 INFO running `"docker" "rm" "-f" "16404c64b3c142d24042d1db85c089120dc5f7d27f4fdbc6cec36270360863b1"`
Dec 18 11:22:26.285 INFO [stdout] 16404c64b3c142d24042d1db85c089120dc5f7d27f4fdbc6cec36270360863b1