[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-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/facebookincubator/fastmod"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/facebookincubator/fastmod'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/facebookincubator/fastmod" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/facebookincubator/fastmod"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/facebookincubator/fastmod'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6f19b3a4a15f6f3b21782d0029823cbcbef72469
[INFO] sha for GitHub repo facebookincubator/fastmod: 6f19b3a4a15f6f3b21782d0029823cbcbef72469
[INFO] validating manifest of facebookincubator/fastmod on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of facebookincubator/fastmod on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-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-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/facebookincubator/fastmod/Cargo.toml
[INFO] crate facebookincubator/fastmod has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking facebookincubator/fastmod against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bc8c3f20bd42839df4372d261dce6e7b64f748652982cdf3c415dd05b290273a
[INFO] running `"docker" "start" "-a" "bc8c3f20bd42839df4372d261dce6e7b64f748652982cdf3c415dd05b290273a"`
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.14
[INFO] [stderr]     Checking globset v0.3.0
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]     Checking ignore v0.4.1
[INFO] [stderr]     Checking fastmod v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.39s
[INFO] running `"docker" "inspect" "bc8c3f20bd42839df4372d261dce6e7b64f748652982cdf3c415dd05b290273a"`
[INFO] running `"docker" "rm" "-f" "bc8c3f20bd42839df4372d261dce6e7b64f748652982cdf3c415dd05b290273a"`
[INFO] [stdout] bc8c3f20bd42839df4372d261dce6e7b64f748652982cdf3c415dd05b290273a