[INFO] updating cached repository livioribeiro/cargo-readme
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/livioribeiro/cargo-readme
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/livioribeiro/cargo-readme" "work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/livioribeiro/cargo-readme"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/livioribeiro/cargo-readme'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/livioribeiro/cargo-readme" "work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/livioribeiro/cargo-readme"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/livioribeiro/cargo-readme'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8f7a61883b508c20713496b9c24a1303052998c7
[INFO] sha for GitHub repo livioribeiro/cargo-readme: 8f7a61883b508c20713496b9c24a1303052998c7
[INFO] validating manifest of livioribeiro/cargo-readme on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of livioribeiro/cargo-readme on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing livioribeiro/cargo-readme
[INFO] finished frobbing livioribeiro/cargo-readme
[INFO] frobbed toml for livioribeiro/cargo-readme written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/livioribeiro/cargo-readme/Cargo.toml
[INFO] started frobbing livioribeiro/cargo-readme
[INFO] finished frobbing livioribeiro/cargo-readme
[INFO] frobbed toml for livioribeiro/cargo-readme written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/livioribeiro/cargo-readme/Cargo.toml
[INFO] crate livioribeiro/cargo-readme has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking livioribeiro/cargo-readme against master#2bde39b8edce6463e1c37f8a8082a875e7b536b1 for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-7/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/livioribeiro/cargo-readme:/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" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 319c515067e2b00d733cea87bfe7ecebd5bc286edff56d1b8fa5bf861244d713
[INFO] running `"docker" "start" "-a" "319c515067e2b00d733cea87bfe7ecebd5bc286edff56d1b8fa5bf861244d713"`
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking cargo-readme v3.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `"docker" "inspect" "319c515067e2b00d733cea87bfe7ecebd5bc286edff56d1b8fa5bf861244d713"`
[INFO] running `"docker" "rm" "-f" "319c515067e2b00d733cea87bfe7ecebd5bc286edff56d1b8fa5bf861244d713"`
[INFO] [stdout] 319c515067e2b00d733cea87bfe7ecebd5bc286edff56d1b8fa5bf861244d713