Dec 18 08:58:47.773 INFO checking yaserde_derive-0.3.5 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:58:47.773 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/yaserde_derive/0.3.5:/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 08:58:47.984 INFO [stdout] 32cf399d648afb74ece087ac30d5d701a7b78b2d6f7a9970b515247eb0f830fc
Dec 18 08:58:47.989 INFO running `"docker" "start" "-a" "32cf399d648afb74ece087ac30d5d701a7b78b2d6f7a9970b515247eb0f830fc"`
Dec 18 08:58:48.681 INFO [stderr]     Checking proc-macro2 v0.4.24
Dec 18 08:58:49.540 INFO [stderr]     Checking quote v0.6.10
Dec 18 08:58:49.836 INFO [stderr]     Checking syn v0.15.23
Dec 18 08:58:54.300 INFO [stderr]     Checking yaserde_derive v0.3.5 (/opt/crater/workdir)
Dec 18 08:58:57.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.22s
Dec 18 08:58:58.374 INFO running `"docker" "inspect" "32cf399d648afb74ece087ac30d5d701a7b78b2d6f7a9970b515247eb0f830fc"`
Dec 18 08:58:58.474 INFO running `"docker" "rm" "-f" "32cf399d648afb74ece087ac30d5d701a7b78b2d6f7a9970b515247eb0f830fc"`
Dec 18 08:58:58.569 INFO [stdout] 32cf399d648afb74ece087ac30d5d701a7b78b2d6f7a9970b515247eb0f830fc