[INFO] updating cached repository ethankhall/crom
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ethankhall/crom
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ethankhall/crom" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ethankhall/crom"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ethankhall/crom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ethankhall/crom" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ethankhall/crom"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ethankhall/crom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49652666d8fd24d1ceca95f95b8d535590fd2b19
[INFO] sha for GitHub repo ethankhall/crom: 49652666d8fd24d1ceca95f95b8d535590fd2b19
[INFO] validating manifest of ethankhall/crom 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 ethankhall/crom 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 ethankhall/crom
[INFO] finished frobbing ethankhall/crom
[INFO] frobbed toml for ethankhall/crom written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/ethankhall/crom/Cargo.toml
[INFO] started frobbing ethankhall/crom
[INFO] finished frobbing ethankhall/crom
[INFO] frobbed toml for ethankhall/crom written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ethankhall/crom/Cargo.toml
[INFO] crate ethankhall/crom already has a lockfile, it will not be regenerated
[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 ethankhall/crom against try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-0/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/ethankhall/crom:/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] 26aac4e7dc802ef15f575f25dc1132c57c7f8a4fb3c921a9cb9f9aeca66412f5
[INFO] running `"docker" "start" "-a" "26aac4e7dc802ef15f575f25dc1132c57c7f8a4fb3c921a9cb9f9aeca66412f5"`
[INFO] [stderr]    Compiling openssl v0.10.18
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking fern v0.5.7
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking combine v3.6.7
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking tar v0.4.20
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking zip v0.5.0
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking escargot v0.3.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking predicates v1.0.0
[INFO] [stderr]     Checking mockito v0.16.0
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking assert_cmd v0.10.2
[INFO] [stderr]     Checking indicatif v0.10.3
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking ct-logs v0.5.1
[INFO] [stderr]     Checking rustls v0.15.1
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.9.0
[INFO] [stderr]     Checking hyper-rustls v0.16.0
[INFO] [stderr]     Checking reqwest v0.9.10
[INFO] [stderr]     Checking toml_edit v0.1.3
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking crom v999.9.9-SNAPSHOT (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `CURRENT_VERSION`
[INFO] [stderr]  --> tests/shared.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const CURRENT_VERSION: &str = "v0.1.6";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_file`
[INFO] [stderr]   --> tests/shared.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn add_file(root: PathBuf, file: PathBuf) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> src/crom_lib/artifact/compress.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 7  | use std::io::Write;
[INFO] [stderr]    |     -------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 32 |     use std::io::Write;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> src/crom_lib/artifact/compress.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 7  | use std::io::Write;
[INFO] [stderr]    |     -------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 32 |     use std::io::Write;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `"docker" "inspect" "26aac4e7dc802ef15f575f25dc1132c57c7f8a4fb3c921a9cb9f9aeca66412f5"`
[INFO] running `"docker" "rm" "-f" "26aac4e7dc802ef15f575f25dc1132c57c7f8a4fb3c921a9cb9f9aeca66412f5"`
[INFO] [stdout] 26aac4e7dc802ef15f575f25dc1132c57c7f8a4fb3c921a9cb9f9aeca66412f5