[INFO] cloning repository saghm/optail
[INFO] running `"git" "clone" "--bare" "git://github.com/saghm/optail.git" "work/cache/sources/gh/saghm/optail"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/saghm/optail'...
[INFO] running `"git" "clone" "work/cache/sources/gh/saghm/optail" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/saghm/optail"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/saghm/optail'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/saghm/optail" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/saghm/optail"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/saghm/optail'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd2963eb899232dc78c9308485c38941641bc53c
[INFO] sha for GitHub repo saghm/optail: cd2963eb899232dc78c9308485c38941641bc53c
[INFO] validating manifest of saghm/optail on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of saghm/optail on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing saghm/optail
[INFO] finished frobbing saghm/optail
[INFO] frobbed toml for saghm/optail written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/saghm/optail/Cargo.toml
[INFO] started frobbing saghm/optail
[INFO] finished frobbing saghm/optail
[INFO] frobbed toml for saghm/optail written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/saghm/optail/Cargo.toml
[INFO] crate saghm/optail already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bson v0.3.1
[INFO] [stderr]   Downloaded serde v0.8.12
[INFO] [stderr]   Downloaded colored v1.3.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking saghm/optail against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/saghm/optail:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2eabc8052b5f4857b78f05ea883169fbfbc895b5f8ea8ef67d32220ab8a8325d
[INFO] running `"docker" "start" "-a" "2eabc8052b5f4857b78f05ea883169fbfbc895b5f8ea8ef67d32220ab8a8325d"`
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking serde v0.8.12
[INFO] [stderr]     Checking regex-syntax v0.3.7
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking colored v1.3.0
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr] error[E0642]: patterns aren't allowed in methods without bodies
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stderr]     |
[INFO] [stderr] 147 |                                             &f_name: &str,
[INFO] [stderr]     |                                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking regex v0.1.77
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0642`.
[INFO] [stderr] error: Could not compile `rustc-serialize`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2eabc8052b5f4857b78f05ea883169fbfbc895b5f8ea8ef67d32220ab8a8325d"`
[INFO] running `"docker" "rm" "-f" "2eabc8052b5f4857b78f05ea883169fbfbc895b5f8ea8ef67d32220ab8a8325d"`
[INFO] [stdout] 2eabc8052b5f4857b78f05ea883169fbfbc895b5f8ea8ef67d32220ab8a8325d