[INFO] updating cached repository mgattozzi/we-git-you
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mgattozzi/we-git-you
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mgattozzi/we-git-you" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/mgattozzi/we-git-you"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/mgattozzi/we-git-you'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mgattozzi/we-git-you" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/mgattozzi/we-git-you"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/mgattozzi/we-git-you'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18fc012bcdc7fb5e3cfaf0701e4ce5e5c33d2434
[INFO] sha for GitHub repo mgattozzi/we-git-you: 18fc012bcdc7fb5e3cfaf0701e4ce5e5c33d2434
[INFO] validating manifest of mgattozzi/we-git-you on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mgattozzi/we-git-you on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mgattozzi/we-git-you
[INFO] finished frobbing mgattozzi/we-git-you
[INFO] frobbed toml for mgattozzi/we-git-you written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/mgattozzi/we-git-you/Cargo.toml
[INFO] started frobbing mgattozzi/we-git-you
[INFO] finished frobbing mgattozzi/we-git-you
[INFO] frobbed toml for mgattozzi/we-git-you written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/mgattozzi/we-git-you/Cargo.toml
[INFO] crate mgattozzi/we-git-you already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/mgattozzi/we-git-you/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mgattozzi/we-git-you against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/mgattozzi/we-git-you:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fc5667c80e320a91db67a7250e08215e0702381cb551e713be5af4177b1fb834
[INFO] running `"docker" "start" "-a" "fc5667c80e320a91db67a7250e08215e0702381cb551e713be5af4177b1fb834"`
[INFO] [stderr]    Compiling libgit2-sys v0.9.0
[INFO] [stderr]     Checking git2 v0.10.0
[INFO] [stderr]     Checking we-git-you v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0407]: method `fail` is not a member of trait `Fail`
[INFO] [stderr]   --> src/error.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | /     fn fail(&self, fmt: &mut fmt::Formatter) -> Result<(), fmt::Error> {
[INFO] [stderr] 14 | |         use self::WguError::*;
[INFO] [stderr] 15 | |         match *self {
[INFO] [stderr] 16 | |             ParentCommit => fmt.write_str("Failed to get parent commit")
[INFO] [stderr] 17 | |         }
[INFO] [stderr] 18 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `Fail`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `error::WguError` doesn't implement `std::fmt::Display`
[INFO] [stderr]   --> src/error.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Fail for WguError {
[INFO] [stderr]    |      ^^^^ `error::WguError` cannot be formatted with the default formatter
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::fmt::Display` is not implemented for `error::WguError`
[INFO] [stderr]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0407.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error[E0407]: method `fail` is not a member of trait `Fail`
[INFO] [stderr]   --> src/error.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | /     fn fail(&self, fmt: &mut fmt::Formatter) -> Result<(), fmt::Error> {
[INFO] [stderr] 14 | |         use self::WguError::*;
[INFO] [stderr] 15 | |         match *self {
[INFO] [stderr] 16 | |             ParentCommit => fmt.write_str("Failed to get parent commit")
[INFO] [stderr] 17 | |         }
[INFO] [stderr] 18 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `Fail`
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `we-git-you`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: `error::WguError` doesn't implement `std::fmt::Display`
[INFO] [stderr]   --> src/error.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Fail for WguError {
[INFO] [stderr]    |      ^^^^ `error::WguError` cannot be formatted with the default formatter
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::fmt::Display` is not implemented for `error::WguError`
[INFO] [stderr]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0407.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `we-git-you`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fc5667c80e320a91db67a7250e08215e0702381cb551e713be5af4177b1fb834"`
[INFO] running `"docker" "rm" "-f" "fc5667c80e320a91db67a7250e08215e0702381cb551e713be5af4177b1fb834"`
[INFO] [stdout] fc5667c80e320a91db67a7250e08215e0702381cb551e713be5af4177b1fb834