[INFO] updating cached repository ericho/minion
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ericho/minion
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ericho/minion" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ericho/minion"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ericho/minion'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ericho/minion" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ericho/minion"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ericho/minion'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] da96853f710fc5265e7fe641007e6ca387188c44
[INFO] sha for GitHub repo ericho/minion: da96853f710fc5265e7fe641007e6ca387188c44
[INFO] validating manifest of ericho/minion 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 ericho/minion 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 ericho/minion
[INFO] finished frobbing ericho/minion
[INFO] frobbed toml for ericho/minion written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ericho/minion/Cargo.toml
[INFO] started frobbing ericho/minion
[INFO] finished frobbing ericho/minion
[INFO] frobbed toml for ericho/minion written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ericho/minion/Cargo.toml
[INFO] crate ericho/minion 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ericho/minion against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ericho/minion:/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] adb1b3a64aeb852b7ed785e16226c957d7c9cf3707350b121a0f99cdf7ac7ef9
[INFO] running `"docker" "start" "-a" "adb1b3a64aeb852b7ed785e16226c957d7c9cf3707350b121a0f99cdf7ac7ef9"`
[INFO] [stderr]    Compiling sysinfo v0.5.6
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking serde v1.0.33
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking crossbeam-epoch v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.3
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking tokio-core v0.1.15
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]    Compiling structopt-derive v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.33
[INFO] [stderr]     Checking structopt v0.2.5
[INFO] [stderr]     Checking serde_json v1.0.11
[INFO] [stderr]     Checking minion v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.80s
[INFO] running `"docker" "inspect" "adb1b3a64aeb852b7ed785e16226c957d7c9cf3707350b121a0f99cdf7ac7ef9"`
[INFO] running `"docker" "rm" "-f" "adb1b3a64aeb852b7ed785e16226c957d7c9cf3707350b121a0f99cdf7ac7ef9"`
[INFO] [stdout] adb1b3a64aeb852b7ed785e16226c957d7c9cf3707350b121a0f99cdf7ac7ef9