[INFO] updating cached repository chylli/rust-busybox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chylli/rust-busybox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chylli/rust-busybox" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chylli/rust-busybox"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chylli/rust-busybox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chylli/rust-busybox" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/chylli/rust-busybox"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/chylli/rust-busybox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d61de7b3e27134ef33e90d7cdf87d82f9b16f89e
[INFO] sha for GitHub repo chylli/rust-busybox: d61de7b3e27134ef33e90d7cdf87d82f9b16f89e
[INFO] validating manifest of chylli/rust-busybox on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chylli/rust-busybox on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chylli/rust-busybox
[INFO] finished frobbing chylli/rust-busybox
[INFO] frobbed toml for chylli/rust-busybox written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chylli/rust-busybox/Cargo.toml
[INFO] started frobbing chylli/rust-busybox
[INFO] finished frobbing chylli/rust-busybox
[INFO] frobbed toml for chylli/rust-busybox written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/chylli/rust-busybox/Cargo.toml
[INFO] crate chylli/rust-busybox already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chylli/rust-busybox/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chylli/rust-busybox against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-2/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/chylli/rust-busybox:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2489b785e5cd86e7b1ac334d704c1728b9b602b2b643fbcd398b38bb77bec53c
[INFO] running `"docker" "start" "-a" "2489b785e5cd86e7b1ac334d704c1728b9b602b2b643fbcd398b38bb77bec53c"`
[INFO] [stderr]     Checking busybox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: a macro named `crash` has already been exported
[INFO] [stderr]   --> src/echo/../utils/mod.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / macro_rules! crash(
[INFO] [stderr] 3  | |     ($($arg:tt)*) => ({
[INFO] [stderr] 4  | |         match writeln!(&mut ::std::io::stderr(), $($arg)* ) {
[INFO] [stderr] 5  | |             Ok(_) => {},
[INFO] [stderr] ...  |
[INFO] [stderr] 9  | |     })
[INFO] [stderr] 10 | |  );
[INFO] [stderr]    | |___^ `crash` already exported
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(duplicate_macro_exports)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #35896 <https://github.com/rust-lang/rust/issues/35896>
[INFO] [stderr] note: previous macro export is now shadowed
[INFO] [stderr]   --> src/yes/../utils/mod.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / macro_rules! crash(
[INFO] [stderr] 3  | |     ($($arg:tt)*) => ({
[INFO] [stderr] 4  | |         match writeln!(&mut ::std::io::stderr(), $($arg)* ) {
[INFO] [stderr] 5  | |             Ok(_) => {},
[INFO] [stderr] ...  |
[INFO] [stderr] 9  | |     })
[INFO] [stderr] 10 | |  );
[INFO] [stderr]    | |___^
[INFO] [stderr] 
[INFO] [stderr] error: a macro named `crash` has already been exported
[INFO] [stderr]   --> src/echo/../utils/mod.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / macro_rules! crash(
[INFO] [stderr] 3  | |     ($($arg:tt)*) => ({
[INFO] [stderr] 4  | |         match writeln!(&mut ::std::io::stderr(), $($arg)* ) {
[INFO] [stderr] 5  | |             Ok(_) => {},
[INFO] [stderr] ...  |
[INFO] [stderr] 9  | |     })
[INFO] [stderr] 10 | |  );
[INFO] [stderr]    | |___^ `crash` already exported
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(duplicate_macro_exports)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #35896 <https://github.com/rust-lang/rust/issues/35896>
[INFO] [stderr] note: previous macro export is now shadowed
[INFO] [stderr]   --> src/yes/../utils/mod.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / macro_rules! crash(
[INFO] [stderr] 3  | |     ($($arg:tt)*) => ({
[INFO] [stderr] 4  | |         match writeln!(&mut ::std::io::stderr(), $($arg)* ) {
[INFO] [stderr] 5  | |             Ok(_) => {},
[INFO] [stderr] ...  |
[INFO] [stderr] 9  | |     })
[INFO] [stderr] 10 | |  );
[INFO] [stderr]    | |___^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `busybox`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `busybox`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2489b785e5cd86e7b1ac334d704c1728b9b602b2b643fbcd398b38bb77bec53c"`
[INFO] running `"docker" "rm" "-f" "2489b785e5cd86e7b1ac334d704c1728b9b602b2b643fbcd398b38bb77bec53c"`
[INFO] [stdout] 2489b785e5cd86e7b1ac334d704c1728b9b602b2b643fbcd398b38bb77bec53c