Dec 17 20:22:04.935 INFO checking luxn/flut against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 20:22:04.935 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/luxn/flut:/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 17 20:22:05.424 INFO [stdout] a698661a3ac81a4e7059f169b887241ebcf42db81efe126bbaea8e50270be914
Dec 17 20:22:05.426 INFO running `"docker" "start" "-a" "a698661a3ac81a4e7059f169b887241ebcf42db81efe126bbaea8e50270be914"`
Dec 17 20:22:07.643 INFO [stderr]     Checking serde_cbor v0.9.0
Dec 17 20:22:07.643 INFO [stderr]    Compiling syn v0.15.21
Dec 17 20:22:16.163 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 17 20:22:31.429 INFO [stderr]     Checking flut v0.1.0 (/opt/crater/workdir)
Dec 17 20:22:32.074 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.53s
Dec 17 20:22:33.134 INFO running `"docker" "inspect" "a698661a3ac81a4e7059f169b887241ebcf42db81efe126bbaea8e50270be914"`
Dec 17 20:22:33.384 INFO running `"docker" "rm" "-f" "a698661a3ac81a4e7059f169b887241ebcf42db81efe126bbaea8e50270be914"`
Dec 17 20:22:33.660 INFO [stdout] a698661a3ac81a4e7059f169b887241ebcf42db81efe126bbaea8e50270be914