[INFO] updating cached repository facebookincubator/fastmod
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/facebookincubator/fastmod
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/facebookincubator/fastmod" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/facebookincubator/fastmod"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/facebookincubator/fastmod'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/facebookincubator/fastmod" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/facebookincubator/fastmod"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/facebookincubator/fastmod'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e8fc77fe27c4754681a15501f7958166428cc7f6
[INFO] sha for GitHub repo facebookincubator/fastmod: e8fc77fe27c4754681a15501f7958166428cc7f6
[INFO] validating manifest of facebookincubator/fastmod on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of facebookincubator/fastmod on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing facebookincubator/fastmod
[INFO] finished frobbing facebookincubator/fastmod
[INFO] frobbed toml for facebookincubator/fastmod written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/facebookincubator/fastmod/Cargo.toml
[INFO] started frobbing facebookincubator/fastmod
[INFO] finished frobbing facebookincubator/fastmod
[INFO] frobbed toml for facebookincubator/fastmod written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/facebookincubator/fastmod/Cargo.toml
[INFO] crate facebookincubator/fastmod already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking facebookincubator/fastmod against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/facebookincubator/fastmod:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fd4eb18a1f737e2206fa3e7b10fbe5c527b99f0bcc6e9f9f430a6c8deaedf9f9
[INFO] running `"docker" "start" "-a" "fd4eb18a1f737e2206fa3e7b10fbe5c527b99f0bcc6e9f9f430a6c8deaedf9f9"`
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking diff v0.1.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking ignore v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]     Checking fastmod v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.33s
[INFO] running `"docker" "inspect" "fd4eb18a1f737e2206fa3e7b10fbe5c527b99f0bcc6e9f9f430a6c8deaedf9f9"`
[INFO] running `"docker" "rm" "-f" "fd4eb18a1f737e2206fa3e7b10fbe5c527b99f0bcc6e9f9f430a6c8deaedf9f9"`
[INFO] [stdout] fd4eb18a1f737e2206fa3e7b10fbe5c527b99f0bcc6e9f9f430a6c8deaedf9f9