Dec 17 21:51:08.179 INFO checking jw3126/toygrep against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 21:51:08.180 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jw3126/toygrep:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:51:08.628 INFO [stdout] e87a402c6e43619eb69722f2d951c48afec0c27d6787ff7647f3543ba9bb81f7
Dec 17 21:51:08.630 INFO running `"docker" "start" "-a" "e87a402c6e43619eb69722f2d951c48afec0c27d6787ff7647f3543ba9bb81f7"`
Dec 17 21:51:10.636 INFO [stderr]    Compiling serde v1.0.41
Dec 17 21:51:10.636 INFO [stderr]    Compiling num-traits v0.2.2
Dec 17 21:51:10.656 INFO [stderr]    Compiling tempdir v0.3.7
Dec 17 21:51:10.656 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 17 21:51:10.656 INFO [stderr]     Checking toygrep v0.1.0 (/opt/crater/workdir)
Dec 17 21:51:10.656 INFO [stderr]    Compiling serde_derive_internals v0.23.1
Dec 17 21:51:11.448 INFO [stderr]    Compiling backtrace v0.3.6
Dec 17 21:51:13.944 INFO [stderr]    Compiling error-chain v0.11.0
Dec 17 21:51:18.802 INFO [stderr]    Compiling serde_derive v1.0.41
Dec 17 21:51:31.645 INFO [stderr]    Compiling semver v0.8.0
Dec 17 21:51:31.645 INFO [stderr]    Compiling serde_json v1.0.15
Dec 17 21:51:34.724 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 17 21:51:36.933 INFO [stderr]    Compiling skeptic v0.13.2
Dec 17 21:51:38.537 INFO [stderr]    Compiling assert_cli v0.5.4
Dec 17 21:51:40.336 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.89s
Dec 17 21:51:41.492 INFO running `"docker" "inspect" "e87a402c6e43619eb69722f2d951c48afec0c27d6787ff7647f3543ba9bb81f7"`
Dec 17 21:51:41.608 INFO running `"docker" "rm" "-f" "e87a402c6e43619eb69722f2d951c48afec0c27d6787ff7647f3543ba9bb81f7"`
Dec 17 21:51:41.727 INFO [stdout] e87a402c6e43619eb69722f2d951c48afec0c27d6787ff7647f3543ba9bb81f7