[INFO] cloning repository nambrosini/rust-ci
[INFO] running `"git" "clone" "--bare" "git://github.com/nambrosini/rust-ci.git" "work/cache/sources/gh/nambrosini/rust-ci"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nambrosini/rust-ci'...
[INFO] running `"git" "clone" "work/cache/sources/gh/nambrosini/rust-ci" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nambrosini/rust-ci"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nambrosini/rust-ci'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nambrosini/rust-ci" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nambrosini/rust-ci"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nambrosini/rust-ci'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bbd4d609e7b9d8869c43a31d4233368945d898e0
[INFO] sha for GitHub repo nambrosini/rust-ci: bbd4d609e7b9d8869c43a31d4233368945d898e0
[INFO] validating manifest of nambrosini/rust-ci on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nambrosini/rust-ci on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nambrosini/rust-ci
[INFO] finished frobbing nambrosini/rust-ci
[INFO] frobbed toml for nambrosini/rust-ci written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nambrosini/rust-ci/Cargo.toml
[INFO] started frobbing nambrosini/rust-ci
[INFO] finished frobbing nambrosini/rust-ci
[INFO] frobbed toml for nambrosini/rust-ci written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nambrosini/rust-ci/Cargo.toml
[INFO] crate nambrosini/rust-ci already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nambrosini/rust-ci against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nambrosini/rust-ci:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d6c5dfc48270a79c8c3f85253ced230b8a7cbbeead2dbda60231ca977b911649
[INFO] running `"docker" "start" "-a" "d6c5dfc48270a79c8c3f85253ced230b8a7cbbeead2dbda60231ca977b911649"`
[INFO] [stderr]     Checking rust-ci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "d6c5dfc48270a79c8c3f85253ced230b8a7cbbeead2dbda60231ca977b911649"`
[INFO] running `"docker" "rm" "-f" "d6c5dfc48270a79c8c3f85253ced230b8a7cbbeead2dbda60231ca977b911649"`
[INFO] [stdout] d6c5dfc48270a79c8c3f85253ced230b8a7cbbeead2dbda60231ca977b911649