[INFO] crate custom_default 0.0.2 is already in cache
[INFO] extracting crate custom_default 0.0.2 into work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/custom_default/0.0.2
[INFO] extracting crate custom_default 0.0.2 into work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/custom_default/0.0.2
[INFO] validating manifest of custom_default-0.0.2 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of custom_default-0.0.2 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing custom_default-0.0.2
[INFO] finished frobbing custom_default-0.0.2
[INFO] frobbed toml for custom_default-0.0.2 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/custom_default/0.0.2/Cargo.toml
[INFO] started frobbing custom_default-0.0.2
[INFO] finished frobbing custom_default-0.0.2
[INFO] frobbed toml for custom_default-0.0.2 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/custom_default/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking custom_default-0.0.2 against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-1/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/custom_default/0.0.2:/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" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f0b8b2fa15da525ea2c4ddede4f1be8d0a569453c608a7f4ce9d9f56c0f54cfa
[INFO] running `"docker" "start" "-a" "f0b8b2fa15da525ea2c4ddede4f1be8d0a569453c608a7f4ce9d9f56c0f54cfa"`
[INFO] [stderr]    Compiling custom_default v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/lib.rs:40:2
[INFO] [stderr]    |
[INFO] [stderr] 40 |       return match *data {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 41 | |
[INFO] [stderr] 42 | |         Data::Struct(ref data) => {
[INFO] [stderr] 43 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 95 | |
[INFO] [stderr] 96 | |     };
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/lib.rs:40:2
[INFO] [stderr]    |
[INFO] [stderr] 40 |       return match *data {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 41 | |
[INFO] [stderr] 42 | |         Data::Struct(ref data) => {
[INFO] [stderr] 43 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 95 | |
[INFO] [stderr] 96 | |     };
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/lib.rs:40:2
[INFO] [stderr]    |
[INFO] [stderr] 40 |       return match *data {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 41 | |
[INFO] [stderr] 42 | |         Data::Struct(ref data) => {
[INFO] [stderr] 43 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 95 | |
[INFO] [stderr] 96 | |     };
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "f0b8b2fa15da525ea2c4ddede4f1be8d0a569453c608a7f4ce9d9f56c0f54cfa"`
[INFO] running `"docker" "rm" "-f" "f0b8b2fa15da525ea2c4ddede4f1be8d0a569453c608a7f4ce9d9f56c0f54cfa"`
[INFO] [stdout] f0b8b2fa15da525ea2c4ddede4f1be8d0a569453c608a7f4ce9d9f56c0f54cfa